Type Parameters:

TDocument - The type that this collection will encode documents from and decode documents to.
```
@ThreadSafe
public interface MongoCollection<TDocument>
```
The MongoCollection interface.
Note: Additions to this interface will not be considered to break binary compatibility.

MongoCollection is generic allowing for different types to represent documents. Any custom classes must have a Codec registered in the CodecRegistry.

Since:

3.0

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`AggregateIterable<TDocument>`	`aggregate(ClientSession clientSession, List<? extends Bson> pipeline)`	Aggregates documents according to the specified aggregation pipeline.
`<TResult> AggregateIterable<TResult>`	`aggregate(ClientSession clientSession, List<? extends Bson> pipeline, Class<TResult> resultClass)`	Aggregates documents according to the specified aggregation pipeline.
`AggregateIterable<TDocument>`	`aggregate(List<? extends Bson> pipeline)`	Aggregates documents according to the specified aggregation pipeline.
`<TResult> AggregateIterable<TResult>`	`aggregate(List<? extends Bson> pipeline, Class<TResult> resultClass)`	Aggregates documents according to the specified aggregation pipeline.
`BulkWriteResult`	`bulkWrite(ClientSession clientSession, List<? extends WriteModel<? extends TDocument>> requests)`	Executes a mix of inserts, updates, replaces, and deletes.
`BulkWriteResult`	`bulkWrite(ClientSession clientSession, List<? extends WriteModel<? extends TDocument>> requests, BulkWriteOptions options)`	Executes a mix of inserts, updates, replaces, and deletes.
`BulkWriteResult`	`bulkWrite(List<? extends WriteModel<? extends TDocument>> requests)`	Executes a mix of inserts, updates, replaces, and deletes.
`BulkWriteResult`	`bulkWrite(List<? extends WriteModel<? extends TDocument>> requests, BulkWriteOptions options)`	Executes a mix of inserts, updates, replaces, and deletes.
`long`	`countDocuments()`	Counts the number of documents in the collection.
`long`	`countDocuments(ClientSession clientSession)`	Counts the number of documents in the collection.
`long`	`countDocuments(ClientSession clientSession, Bson filter)`	Counts the number of documents in the collection according to the given options.
`long`	`countDocuments(ClientSession clientSession, Bson filter, CountOptions options)`	Counts the number of documents in the collection according to the given options.
`long`	`countDocuments(Bson filter)`	Counts the number of documents in the collection according to the given options.
`long`	`countDocuments(Bson filter, CountOptions options)`	Counts the number of documents in the collection according to the given options.
`String`	`createIndex(ClientSession clientSession, Bson keys)`	Create an index with the given keys.
`String`	`createIndex(ClientSession clientSession, Bson keys, IndexOptions indexOptions)`	Create an index with the given keys and options.
`String`	`createIndex(Bson keys)`	Create an index with the given keys.
`String`	`createIndex(Bson keys, IndexOptions indexOptions)`	Create an index with the given keys and options.
`List<String>`	`createIndexes(ClientSession clientSession, List<IndexModel> indexes)`	Create multiple indexes.
`List<String>`	`createIndexes(ClientSession clientSession, List<IndexModel> indexes, CreateIndexOptions createIndexOptions)`	Create multiple indexes.
`List<String>`	`createIndexes(List<IndexModel> indexes)`	Create multiple indexes.
`List<String>`	`createIndexes(List<IndexModel> indexes, CreateIndexOptions createIndexOptions)`	Create multiple indexes.
`DeleteResult`	`deleteMany(ClientSession clientSession, Bson filter)`	Removes all documents from the collection that match the given query filter.
`DeleteResult`	`deleteMany(ClientSession clientSession, Bson filter, DeleteOptions options)`	Removes all documents from the collection that match the given query filter.
`DeleteResult`	`deleteMany(Bson filter)`	Removes all documents from the collection that match the given query filter.
`DeleteResult`	`deleteMany(Bson filter, DeleteOptions options)`	Removes all documents from the collection that match the given query filter.
`DeleteResult`	`deleteOne(ClientSession clientSession, Bson filter)`	Removes at most one document from the collection that matches the given filter.
`DeleteResult`	`deleteOne(ClientSession clientSession, Bson filter, DeleteOptions options)`	Removes at most one document from the collection that matches the given filter.
`DeleteResult`	`deleteOne(Bson filter)`	Removes at most one document from the collection that matches the given filter.
`DeleteResult`	`deleteOne(Bson filter, DeleteOptions options)`	Removes at most one document from the collection that matches the given filter.
`<TResult> DistinctIterable<TResult>`	`distinct(ClientSession clientSession, String fieldName, Class<TResult> resultClass)`	Gets the distinct values of the specified field name.
`<TResult> DistinctIterable<TResult>`	`distinct(ClientSession clientSession, String fieldName, Bson filter, Class<TResult> resultClass)`	Gets the distinct values of the specified field name.
`<TResult> DistinctIterable<TResult>`	`distinct(String fieldName, Class<TResult> resultClass)`	Gets the distinct values of the specified field name.
`<TResult> DistinctIterable<TResult>`	`distinct(String fieldName, Bson filter, Class<TResult> resultClass)`	Gets the distinct values of the specified field name.
`void`	`drop()`	Drops this collection from the Database.
`void`	`drop(ClientSession clientSession)`	Drops this collection from the Database.
`void`	`dropIndex(ClientSession clientSession, String indexName)`	Drops the index given its name.
`void`	`dropIndex(ClientSession clientSession, String indexName, DropIndexOptions dropIndexOptions)`	Drops the index given its name.
`void`	`dropIndex(ClientSession clientSession, Bson keys)`	Drops the index given the keys used to create it.
`void`	`dropIndex(ClientSession clientSession, Bson keys, DropIndexOptions dropIndexOptions)`	Drops the index given the keys used to create it.
`void`	`dropIndex(String indexName)`	Drops the index given its name.
`void`	`dropIndex(String indexName, DropIndexOptions dropIndexOptions)`	Drops the index given its name.
`void`	`dropIndex(Bson keys)`	Drops the index given the keys used to create it.
`void`	`dropIndex(Bson keys, DropIndexOptions dropIndexOptions)`	Drops the index given the keys used to create it.
`void`	`dropIndexes()`	Drop all the indexes on this collection, except for the default on _id.
`void`	`dropIndexes(ClientSession clientSession)`	Drop all the indexes on this collection, except for the default on _id.
`void`	`dropIndexes(ClientSession clientSession, DropIndexOptions dropIndexOptions)`	Drop all the indexes on this collection, except for the default on _id.
`void`	`dropIndexes(DropIndexOptions dropIndexOptions)`	Drop all the indexes on this collection, except for the default on _id.
`long`	`estimatedDocumentCount()`	Gets an estimate of the count of documents in a collection using collection metadata.
`long`	`estimatedDocumentCount(EstimatedDocumentCountOptions options)`	Gets an estimate of the count of documents in a collection using collection metadata.
`FindIterable<TDocument>`	`find()`	Finds all documents in the collection.
`FindIterable<TDocument>`	`find(ClientSession clientSession)`	Finds all documents in the collection.
`<TResult> FindIterable<TResult>`	`find(ClientSession clientSession, Class<TResult> resultClass)`	Finds all documents in the collection.
`FindIterable<TDocument>`	`find(ClientSession clientSession, Bson filter)`	Finds all documents in the collection.
`<TResult> FindIterable<TResult>`	`find(ClientSession clientSession, Bson filter, Class<TResult> resultClass)`	Finds all documents in the collection.
`<TResult> FindIterable<TResult>`	`find(Class<TResult> resultClass)`	Finds all documents in the collection.
`FindIterable<TDocument>`	`find(Bson filter)`	Finds all documents in the collection.
`<TResult> FindIterable<TResult>`	`find(Bson filter, Class<TResult> resultClass)`	Finds all documents in the collection.
`TDocument`	`findOneAndDelete(ClientSession clientSession, Bson filter)`	Atomically find a document and remove it.
`TDocument`	`findOneAndDelete(ClientSession clientSession, Bson filter, FindOneAndDeleteOptions options)`	Atomically find a document and remove it.
`TDocument`	`findOneAndDelete(Bson filter)`	Atomically find a document and remove it.
`TDocument`	`findOneAndDelete(Bson filter, FindOneAndDeleteOptions options)`	Atomically find a document and remove it.
`TDocument`	`findOneAndReplace(ClientSession clientSession, Bson filter, TDocument replacement)`	Atomically find a document and replace it.
`TDocument`	`findOneAndReplace(ClientSession clientSession, Bson filter, TDocument replacement, FindOneAndReplaceOptions options)`	Atomically find a document and replace it.
`TDocument`	`findOneAndReplace(Bson filter, TDocument replacement)`	Atomically find a document and replace it.
`TDocument`	`findOneAndReplace(Bson filter, TDocument replacement, FindOneAndReplaceOptions options)`	Atomically find a document and replace it.
`TDocument`	`findOneAndUpdate(ClientSession clientSession, Bson filter, List<? extends Bson> update)`	Atomically find a document and update it.
`TDocument`	`findOneAndUpdate(ClientSession clientSession, Bson filter, List<? extends Bson> update, FindOneAndUpdateOptions options)`	Atomically find a document and update it.
`TDocument`	`findOneAndUpdate(ClientSession clientSession, Bson filter, Bson update)`	Atomically find a document and update it.
`TDocument`	`findOneAndUpdate(ClientSession clientSession, Bson filter, Bson update, FindOneAndUpdateOptions options)`	Atomically find a document and update it.
`TDocument`	`findOneAndUpdate(Bson filter, List<? extends Bson> update)`	Atomically find a document and update it.
`TDocument`	`findOneAndUpdate(Bson filter, List<? extends Bson> update, FindOneAndUpdateOptions options)`	Atomically find a document and update it.
`TDocument`	`findOneAndUpdate(Bson filter, Bson update)`	Atomically find a document and update it.
`TDocument`	`findOneAndUpdate(Bson filter, Bson update, FindOneAndUpdateOptions options)`	Atomically find a document and update it.
`CodecRegistry`	`getCodecRegistry()`	Get the codec registry for the MongoCollection.
`Class<TDocument>`	`getDocumentClass()`	Get the class of documents stored in this collection.
`MongoNamespace`	`getNamespace()`	Gets the namespace of this collection.
`ReadConcern`	`getReadConcern()`	Get the read concern for the MongoCollection.
`ReadPreference`	`getReadPreference()`	Get the read preference for the MongoCollection.
`WriteConcern`	`getWriteConcern()`	Get the write concern for the MongoCollection.
`InsertManyResult`	`insertMany(ClientSession clientSession, List<? extends TDocument> documents)`	Inserts one or more documents.
`InsertManyResult`	`insertMany(ClientSession clientSession, List<? extends TDocument> documents, InsertManyOptions options)`	Inserts one or more documents.
`InsertManyResult`	`insertMany(List<? extends TDocument> documents)`	Inserts one or more documents.
`InsertManyResult`	`insertMany(List<? extends TDocument> documents, InsertManyOptions options)`	Inserts one or more documents.
`InsertOneResult`	`insertOne(ClientSession clientSession, TDocument document)`	Inserts the provided document.
`InsertOneResult`	`insertOne(ClientSession clientSession, TDocument document, InsertOneOptions options)`	Inserts the provided document.
`InsertOneResult`	`insertOne(TDocument document)`	Inserts the provided document.
`InsertOneResult`	`insertOne(TDocument document, InsertOneOptions options)`	Inserts the provided document.
`ListIndexesIterable<Document>`	`listIndexes()`	Get all the indexes in this collection.
`ListIndexesIterable<Document>`	`listIndexes(ClientSession clientSession)`	Get all the indexes in this collection.
`<TResult> ListIndexesIterable<TResult>`	`listIndexes(ClientSession clientSession, Class<TResult> resultClass)`	Get all the indexes in this collection.
`<TResult> ListIndexesIterable<TResult>`	`listIndexes(Class<TResult> resultClass)`	Get all the indexes in this collection.
`MapReduceIterable<TDocument>`	`mapReduce(ClientSession clientSession, String mapFunction, String reduceFunction)`	Aggregates documents according to the specified map-reduce function.
`<TResult> MapReduceIterable<TResult>`	`mapReduce(ClientSession clientSession, String mapFunction, String reduceFunction, Class<TResult> resultClass)`	Aggregates documents according to the specified map-reduce function.
`MapReduceIterable<TDocument>`	`mapReduce(String mapFunction, String reduceFunction)`	Aggregates documents according to the specified map-reduce function.
`<TResult> MapReduceIterable<TResult>`	`mapReduce(String mapFunction, String reduceFunction, Class<TResult> resultClass)`	Aggregates documents according to the specified map-reduce function.
`void`	`renameCollection(ClientSession clientSession, MongoNamespace newCollectionNamespace)`	Rename the collection with oldCollectionName to the newCollectionName.
`void`	`renameCollection(ClientSession clientSession, MongoNamespace newCollectionNamespace, RenameCollectionOptions renameCollectionOptions)`	Rename the collection with oldCollectionName to the newCollectionName.
`void`	`renameCollection(MongoNamespace newCollectionNamespace)`	Rename the collection with oldCollectionName to the newCollectionName.
`void`	`renameCollection(MongoNamespace newCollectionNamespace, RenameCollectionOptions renameCollectionOptions)`	Rename the collection with oldCollectionName to the newCollectionName.
`UpdateResult`	`replaceOne(ClientSession clientSession, Bson filter, TDocument replacement)`	Replace a document in the collection according to the specified arguments.
`UpdateResult`	`replaceOne(ClientSession clientSession, Bson filter, TDocument replacement, ReplaceOptions replaceOptions)`	Replace a document in the collection according to the specified arguments.
`UpdateResult`	`replaceOne(Bson filter, TDocument replacement)`	Replace a document in the collection according to the specified arguments.
`UpdateResult`	`replaceOne(Bson filter, TDocument replacement, ReplaceOptions replaceOptions)`	Replace a document in the collection according to the specified arguments.
`UpdateResult`	`updateMany(ClientSession clientSession, Bson filter, List<? extends Bson> update)`	Update all documents in the collection according to the specified arguments.
`UpdateResult`	`updateMany(ClientSession clientSession, Bson filter, List<? extends Bson> update, UpdateOptions updateOptions)`	Update all documents in the collection according to the specified arguments.
`UpdateResult`	`updateMany(ClientSession clientSession, Bson filter, Bson update)`	Update all documents in the collection according to the specified arguments.
`UpdateResult`	`updateMany(ClientSession clientSession, Bson filter, Bson update, UpdateOptions updateOptions)`	Update all documents in the collection according to the specified arguments.
`UpdateResult`	`updateMany(Bson filter, List<? extends Bson> update)`	Update all documents in the collection according to the specified arguments.
`UpdateResult`	`updateMany(Bson filter, List<? extends Bson> update, UpdateOptions updateOptions)`	Update all documents in the collection according to the specified arguments.
`UpdateResult`	`updateMany(Bson filter, Bson update)`	Update all documents in the collection according to the specified arguments.
`UpdateResult`	`updateMany(Bson filter, Bson update, UpdateOptions updateOptions)`	Update all documents in the collection according to the specified arguments.
`UpdateResult`	`updateOne(ClientSession clientSession, Bson filter, List<? extends Bson> update)`	Update a single document in the collection according to the specified arguments.
`UpdateResult`	`updateOne(ClientSession clientSession, Bson filter, List<? extends Bson> update, UpdateOptions updateOptions)`	Update a single document in the collection according to the specified arguments.
`UpdateResult`	`updateOne(ClientSession clientSession, Bson filter, Bson update)`	Update a single document in the collection according to the specified arguments.
`UpdateResult`	`updateOne(ClientSession clientSession, Bson filter, Bson update, UpdateOptions updateOptions)`	Update a single document in the collection according to the specified arguments.
`UpdateResult`	`updateOne(Bson filter, List<? extends Bson> update)`	Update a single document in the collection according to the specified arguments.
`UpdateResult`	`updateOne(Bson filter, List<? extends Bson> update, UpdateOptions updateOptions)`	Update a single document in the collection according to the specified arguments.
`UpdateResult`	`updateOne(Bson filter, Bson update)`	Update a single document in the collection according to the specified arguments.
`UpdateResult`	`updateOne(Bson filter, Bson update, UpdateOptions updateOptions)`	Update a single document in the collection according to the specified arguments.
`ChangeStreamIterable<TDocument>`	`watch()`	Creates a change stream for this collection.
`ChangeStreamIterable<TDocument>`	`watch(ClientSession clientSession)`	Creates a change stream for this collection.
`<TResult> ChangeStreamIterable<TResult>`	`watch(ClientSession clientSession, Class<TResult> resultClass)`	Creates a change stream for this collection.
`ChangeStreamIterable<TDocument>`	`watch(ClientSession clientSession, List<? extends Bson> pipeline)`	Creates a change stream for this collection.
`<TResult> ChangeStreamIterable<TResult>`	`watch(ClientSession clientSession, List<? extends Bson> pipeline, Class<TResult> resultClass)`	Creates a change stream for this collection.
`<TResult> ChangeStreamIterable<TResult>`	`watch(Class<TResult> resultClass)`	Creates a change stream for this collection.
`ChangeStreamIterable<TDocument>`	`watch(List<? extends Bson> pipeline)`	Creates a change stream for this collection.
`<TResult> ChangeStreamIterable<TResult>`	`watch(List<? extends Bson> pipeline, Class<TResult> resultClass)`	Creates a change stream for this collection.
`MongoCollection<TDocument>`	`withCodecRegistry(CodecRegistry codecRegistry)`	Create a new MongoCollection instance with a different codec registry.
`<NewTDocument> MongoCollection<NewTDocument>`	`withDocumentClass(Class<NewTDocument> clazz)`	Create a new MongoCollection instance with a different default class to cast any documents returned from the database into..
`MongoCollection<TDocument>`	`withReadConcern(ReadConcern readConcern)`	Create a new MongoCollection instance with a different read concern.
`MongoCollection<TDocument>`	`withReadPreference(ReadPreference readPreference)`	Create a new MongoCollection instance with a different read preference.
`MongoCollection<TDocument>`	`withWriteConcern(WriteConcern writeConcern)`	Create a new MongoCollection instance with a different write concern.

- Method Detail
  - getNamespace
```
MongoNamespace getNamespace()
```
    Gets the namespace of this collection.
    
    Returns:
    
    the namespace
  - getDocumentClass
```
Class<TDocument> getDocumentClass()
```
    Get the class of documents stored in this collection.
    
    Returns:
    
    the class
  - getCodecRegistry
```
CodecRegistry getCodecRegistry()
```
    Get the codec registry for the MongoCollection.
    
    Returns:
    
    the CodecRegistry
  - getReadPreference
```
ReadPreference getReadPreference()
```
    Get the read preference for the MongoCollection.
    
    Returns:
    
    the ReadPreference
  - getWriteConcern
```
WriteConcern getWriteConcern()
```
    Get the write concern for the MongoCollection.
    
    Returns:
    
    the WriteConcern
  - getReadConcern
```
ReadConcern getReadConcern()
```
    Get the read concern for the MongoCollection.
    
    Returns:
    
    the ReadConcern
    
    Since:
    
    3.2
    
    MongoDB documentation
    Read Concern
    Since server release
    3.2
  - withDocumentClass
```
<NewTDocument> MongoCollection<NewTDocument> withDocumentClass(Class<NewTDocument> clazz)
```
    Create a new MongoCollection instance with a different default class to cast any documents returned from the database into..
    
    Type Parameters:
    
    NewTDocument - The type that the new collection will encode documents from and decode documents to
    
    Parameters:
    
    clazz - the default class to cast any documents returned from the database into.
    
    Returns:
    
    a new MongoCollection instance with the different default class
  - withCodecRegistry
```
MongoCollection<TDocument> withCodecRegistry(CodecRegistry codecRegistry)
```
    Create a new MongoCollection instance with a different codec registry.
    
    Parameters:
    
    codecRegistry - the new CodecRegistry for the collection
    
    Returns:
    
    a new MongoCollection instance with the different codec registry
  - withReadPreference
```
MongoCollection<TDocument> withReadPreference(ReadPreference readPreference)
```
    Create a new MongoCollection instance with a different read preference.
    
    Parameters:
    
    readPreference - the new ReadPreference for the collection
    
    Returns:
    
    a new MongoCollection instance with the different readPreference
  - withWriteConcern
```
MongoCollection<TDocument> withWriteConcern(WriteConcern writeConcern)
```
    Create a new MongoCollection instance with a different write concern.
    
    Parameters:
    
    writeConcern - the new WriteConcern for the collection
    
    Returns:
    
    a new MongoCollection instance with the different writeConcern
  - withReadConcern
```
MongoCollection<TDocument> withReadConcern(ReadConcern readConcern)
```
    Create a new MongoCollection instance with a different read concern.
    
    Parameters:
    
    readConcern - the new ReadConcern for the collection
    
    Returns:
    
    a new MongoCollection instance with the different ReadConcern
    
    Since:
    
    3.2
    
    MongoDB documentation
    Read Concern
    Since server release
    3.2
  - countDocuments
```
long countDocuments()
```
    Counts the number of documents in the collection.
    Note: For a fast count of the total documents in a collection see estimatedDocumentCount(). When migrating from count() to countDocuments() the following query operators must be replaced:
    
    +-------------+--------------------------------+ | Operator | Replacement | +=============+================================+ | $where | $expr | +-------------+--------------------------------+ | $near | $geoWithin with $center | +-------------+--------------------------------+ | $nearSphere | $geoWithin with $centerSphere | +-------------+--------------------------------+
    Returns:
    
    the number of documents in the collection
    
    Since:
    
    3.8
  - countDocuments
```
long countDocuments(Bson filter)
```
    Counts the number of documents in the collection according to the given options.
    Note: For a fast count of the total documents in a collection see estimatedDocumentCount(). When migrating from count() to countDocuments() the following query operators must be replaced:
    
    +-------------+--------------------------------+ | Operator | Replacement | +=============+================================+ | $where | $expr | +-------------+--------------------------------+ | $near | $geoWithin with $center | +-------------+--------------------------------+ | $nearSphere | $geoWithin with $centerSphere | +-------------+--------------------------------+
    Parameters:
    
    filter - the query filter
    
    Returns:
    
    the number of documents in the collection
    
    Since:
    
    3.8
  - countDocuments
```
long countDocuments(Bson filter,
                    CountOptions options)
```
    Counts the number of documents in the collection according to the given options.
    Note: For a fast count of the total documents in a collection see estimatedDocumentCount(). When migrating from count() to countDocuments() the following query operators must be replaced:
    
    +-------------+--------------------------------+ | Operator | Replacement | +=============+================================+ | $where | $expr | +-------------+--------------------------------+ | $near | $geoWithin with $center | +-------------+--------------------------------+ | $nearSphere | $geoWithin with $centerSphere | +-------------+--------------------------------+
    Parameters:
    
    filter - the query filter
    
    options - the options describing the count
    
    Returns:
    
    the number of documents in the collection
    
    Since:
    
    3.8
  - countDocuments
```
long countDocuments(ClientSession clientSession)
```
    Counts the number of documents in the collection.
    Note: For a fast count of the total documents in a collection see estimatedDocumentCount(). When migrating from count() to countDocuments() the following query operators must be replaced:
    
    +-------------+--------------------------------+ | Operator | Replacement | +=============+================================+ | $where | $expr | +-------------+--------------------------------+ | $near | $geoWithin with $center | +-------------+--------------------------------+ | $nearSphere | $geoWithin with $centerSphere | +-------------+--------------------------------+
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    Returns:
    
    the number of documents in the collection
    
    Since:
    
    3.8
    
    Since server release
    3.6
  - countDocuments
```
long countDocuments(ClientSession clientSession,
                    Bson filter)
```
    Counts the number of documents in the collection according to the given options.
    Note: For a fast count of the total documents in a collection see estimatedDocumentCount(). When migrating from count() to countDocuments() the following query operators must be replaced:
    
    +-------------+--------------------------------+ | Operator | Replacement | +=============+================================+ | $where | $expr | +-------------+--------------------------------+ | $near | $geoWithin with $center | +-------------+--------------------------------+ | $nearSphere | $geoWithin with $centerSphere | +-------------+--------------------------------+
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter
    
    Returns:
    
    the number of documents in the collection
    
    Since:
    
    3.8
    
    Since server release
    3.6
  - countDocuments
```
long countDocuments(ClientSession clientSession,
                    Bson filter,
                    CountOptions options)
```
    Counts the number of documents in the collection according to the given options.
    Note: For a fast count of the total documents in a collection see estimatedDocumentCount(). When migrating from count() to countDocuments() the following query operators must be replaced:
    
    +-------------+--------------------------------+ | Operator | Replacement | +=============+================================+ | $where | $expr | +-------------+--------------------------------+ | $near | $geoWithin with $center | +-------------+--------------------------------+ | $nearSphere | $geoWithin with $centerSphere | +-------------+--------------------------------+
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter
    
    options - the options describing the count
    
    Returns:
    
    the number of documents in the collection
    
    Since:
    
    3.8
    
    Since server release
    3.6
  - estimatedDocumentCount
```
long estimatedDocumentCount()
```
    Gets an estimate of the count of documents in a collection using collection metadata.
    
    Returns:
    
    the number of documents in the collection
    
    Since:
    
    3.8
  - estimatedDocumentCount
```
long estimatedDocumentCount(EstimatedDocumentCountOptions options)
```
    Gets an estimate of the count of documents in a collection using collection metadata.
    
    Parameters:
    
    options - the options describing the count
    
    Returns:
    
    the number of documents in the collection
    
    Since:
    
    3.8
  - distinct
```
<TResult> DistinctIterable<TResult> distinct(String fieldName,
                                             Class<TResult> resultClass)
```
    Gets the distinct values of the specified field name.
    
    Type Parameters:
    
    TResult - the target type of the iterable.
    
    Parameters:
    
    fieldName - the field name
    
    resultClass - the class to cast any distinct items into.
    
    Returns:
    
    an iterable of distinct values
    
    MongoDB documentation
    Distinct
  - distinct
```
<TResult> DistinctIterable<TResult> distinct(String fieldName,
                                             Bson filter,
                                             Class<TResult> resultClass)
```
    Gets the distinct values of the specified field name.
    
    Type Parameters:
    
    TResult - the target type of the iterable.
    
    Parameters:
    
    fieldName - the field name
    
    filter - the query filter
    
    resultClass - the class to cast any distinct items into.
    
    Returns:
    
    an iterable of distinct values
    
    MongoDB documentation
    Distinct
  - distinct
```
<TResult> DistinctIterable<TResult> distinct(ClientSession clientSession,
                                             String fieldName,
                                             Class<TResult> resultClass)
```
    Gets the distinct values of the specified field name.
    
    Type Parameters:
    
    TResult - the target type of the iterable.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    fieldName - the field name
    
    resultClass - the class to cast any distinct items into.
    
    Returns:
    
    an iterable of distinct values
    
    Since:
    
    3.6
    
    MongoDB documentation
    Distinct
    Since server release
    3.6
  - distinct
```
<TResult> DistinctIterable<TResult> distinct(ClientSession clientSession,
                                             String fieldName,
                                             Bson filter,
                                             Class<TResult> resultClass)
```
    Gets the distinct values of the specified field name.
    
    Type Parameters:
    
    TResult - the target type of the iterable.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    fieldName - the field name
    
    filter - the query filter
    
    resultClass - the class to cast any distinct items into.
    
    Returns:
    
    an iterable of distinct values
    
    Since:
    
    3.6
    
    MongoDB documentation
    Distinct
    Since server release
    3.6
  - find
```
FindIterable<TDocument> find()
```
    Finds all documents in the collection.
    
    Returns:
    
    the find iterable interface
    
    MongoDB documentation
    Find
  - find
```
<TResult> FindIterable<TResult> find(Class<TResult> resultClass)
```
    Finds all documents in the collection.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    resultClass - the class to decode each document into
    
    Returns:
    
    the find iterable interface
    
    MongoDB documentation
    Find
  - find
```
FindIterable<TDocument> find(Bson filter)
```
    Finds all documents in the collection.
    
    Parameters:
    
    filter - the query filter
    
    Returns:
    
    the find iterable interface
    
    MongoDB documentation
    Find
  - find
```
<TResult> FindIterable<TResult> find(Bson filter,
                                     Class<TResult> resultClass)
```
    Finds all documents in the collection.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    filter - the query filter
    
    resultClass - the class to decode each document into
    
    Returns:
    
    the find iterable interface
    
    MongoDB documentation
    Find
  - find
```
FindIterable<TDocument> find(ClientSession clientSession)
```
    Finds all documents in the collection.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    Returns:
    
    the find iterable interface
    
    Since:
    
    3.6
    
    MongoDB documentation
    Find
    Since server release
    3.6
  - find
```
<TResult> FindIterable<TResult> find(ClientSession clientSession,
                                     Class<TResult> resultClass)
```
    Finds all documents in the collection.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    resultClass - the class to decode each document into
    
    Returns:
    
    the find iterable interface
    
    Since:
    
    3.6
    
    MongoDB documentation
    Find
    Since server release
    3.6
  - find
```
FindIterable<TDocument> find(ClientSession clientSession,
                             Bson filter)
```
    Finds all documents in the collection.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter
    
    Returns:
    
    the find iterable interface
    
    Since:
    
    3.6
    
    MongoDB documentation
    Find
    Since server release
    3.6
  - find
```
<TResult> FindIterable<TResult> find(ClientSession clientSession,
                                     Bson filter,
                                     Class<TResult> resultClass)
```
    Finds all documents in the collection.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter
    
    resultClass - the class to decode each document into
    
    Returns:
    
    the find iterable interface
    
    Since:
    
    3.6
    
    MongoDB documentation
    Find
    Since server release
    3.6
  - aggregate
```
AggregateIterable<TDocument> aggregate(List<? extends Bson> pipeline)
```
    Aggregates documents according to the specified aggregation pipeline.
    
    Parameters:
    
    pipeline - the aggregation pipeline
    
    Returns:
    
    an iterable containing the result of the aggregation operation
    
    MongoDB documentation
    Aggregation
    Since server release
    2.2
  - aggregate
```
<TResult> AggregateIterable<TResult> aggregate(List<? extends Bson> pipeline,
                                               Class<TResult> resultClass)
```
    Aggregates documents according to the specified aggregation pipeline.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    pipeline - the aggregation pipeline
    
    resultClass - the class to decode each document into
    
    Returns:
    
    an iterable containing the result of the aggregation operation
    
    MongoDB documentation
    Aggregation
    Since server release
    2.2
  - aggregate
```
AggregateIterable<TDocument> aggregate(ClientSession clientSession,
                                       List<? extends Bson> pipeline)
```
    Aggregates documents according to the specified aggregation pipeline.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    pipeline - the aggregation pipeline
    
    Returns:
    
    an iterable containing the result of the aggregation operation
    
    Since:
    
    3.6
    
    MongoDB documentation
    Aggregation
    Since server release
    3.6
  - aggregate
```
<TResult> AggregateIterable<TResult> aggregate(ClientSession clientSession,
                                               List<? extends Bson> pipeline,
                                               Class<TResult> resultClass)
```
    Aggregates documents according to the specified aggregation pipeline.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    pipeline - the aggregation pipeline
    
    resultClass - the class to decode each document into
    
    Returns:
    
    an iterable containing the result of the aggregation operation
    
    Since:
    
    3.6
    
    MongoDB documentation
    Aggregation
    Since server release
    3.6
  - watch
```
ChangeStreamIterable<TDocument> watch()
```
    Creates a change stream for this collection.
    
    Returns:
    
    the change stream iterable
    
    Since:
    
    3.6
    
    MongoDB documentation
    Change Streams
  - watch
```
<TResult> ChangeStreamIterable<TResult> watch(Class<TResult> resultClass)
```
    Creates a change stream for this collection.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    resultClass - the class to decode each document into
    
    Returns:
    
    the change stream iterable
    
    Since:
    
    3.6
    
    MongoDB documentation
    Change Streams
  - watch
```
ChangeStreamIterable<TDocument> watch(List<? extends Bson> pipeline)
```
    Creates a change stream for this collection.
    
    Parameters:
    
    pipeline - the aggregation pipeline to apply to the change stream.
    
    Returns:
    
    the change stream iterable
    
    Since:
    
    3.6
    
    MongoDB documentation
    Change Streams
  - watch
```
<TResult> ChangeStreamIterable<TResult> watch(List<? extends Bson> pipeline,
                                              Class<TResult> resultClass)
```
    Creates a change stream for this collection.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    pipeline - the aggregation pipeline to apply to the change stream
    
    resultClass - the class to decode each document into
    
    Returns:
    
    the change stream iterable
    
    Since:
    
    3.6
    
    MongoDB documentation
    Change Streams
  - watch
```
ChangeStreamIterable<TDocument> watch(ClientSession clientSession)
```
    Creates a change stream for this collection.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    Returns:
    
    the change stream iterable
    
    Since:
    
    3.6
    
    MongoDB documentation
    Change Streams
    Since server release
    3.6
  - watch
```
<TResult> ChangeStreamIterable<TResult> watch(ClientSession clientSession,
                                              Class<TResult> resultClass)
```
    Creates a change stream for this collection.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    resultClass - the class to decode each document into
    
    Returns:
    
    the change stream iterable
    
    Since:
    
    3.6
    
    MongoDB documentation
    Change Streams
    Since server release
    3.6
  - watch
```
ChangeStreamIterable<TDocument> watch(ClientSession clientSession,
                                      List<? extends Bson> pipeline)
```
    Creates a change stream for this collection.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    pipeline - the aggregation pipeline to apply to the change stream.
    
    Returns:
    
    the change stream iterable
    
    Since:
    
    3.6
    
    MongoDB documentation
    Change Streams
    Since server release
    3.6
  - watch
```
<TResult> ChangeStreamIterable<TResult> watch(ClientSession clientSession,
                                              List<? extends Bson> pipeline,
                                              Class<TResult> resultClass)
```
    Creates a change stream for this collection.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    pipeline - the aggregation pipeline to apply to the change stream
    
    resultClass - the class to decode each document into
    
    Returns:
    
    the change stream iterable
    
    Since:
    
    3.6
    
    MongoDB documentation
    Change Streams
    Since server release
    3.6
  - mapReduce
```
MapReduceIterable<TDocument> mapReduce(String mapFunction,
                                       String reduceFunction)
```
    Aggregates documents according to the specified map-reduce function.
    
    Parameters:
    
    mapFunction - A JavaScript function that associates or "maps" a value with a key and emits the key and value pair.
    
    reduceFunction - A JavaScript function that "reduces" to a single object all the values associated with a particular key.
    
    Returns:
    
    an iterable containing the result of the map-reduce operation
    
    MongoDB documentation
    map-reduce
  - mapReduce
```
<TResult> MapReduceIterable<TResult> mapReduce(String mapFunction,
                                               String reduceFunction,
                                               Class<TResult> resultClass)
```
    Aggregates documents according to the specified map-reduce function.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    mapFunction - A JavaScript function that associates or "maps" a value with a key and emits the key and value pair.
    
    reduceFunction - A JavaScript function that "reduces" to a single object all the values associated with a particular key.
    
    resultClass - the class to decode each resulting document into.
    
    Returns:
    
    an iterable containing the result of the map-reduce operation
    
    MongoDB documentation
    map-reduce
  - mapReduce
```
MapReduceIterable<TDocument> mapReduce(ClientSession clientSession,
                                       String mapFunction,
                                       String reduceFunction)
```
    Aggregates documents according to the specified map-reduce function.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    mapFunction - A JavaScript function that associates or "maps" a value with a key and emits the key and value pair.
    
    reduceFunction - A JavaScript function that "reduces" to a single object all the values associated with a particular key.
    
    Returns:
    
    an iterable containing the result of the map-reduce operation
    
    Since:
    
    3.6
    
    MongoDB documentation
    map-reduce
    Since server release
    3.6
  - mapReduce
```
<TResult> MapReduceIterable<TResult> mapReduce(ClientSession clientSession,
                                               String mapFunction,
                                               String reduceFunction,
                                               Class<TResult> resultClass)
```
    Aggregates documents according to the specified map-reduce function.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    mapFunction - A JavaScript function that associates or "maps" a value with a key and emits the key and value pair.
    
    reduceFunction - A JavaScript function that "reduces" to a single object all the values associated with a particular key.
    
    resultClass - the class to decode each resulting document into.
    
    Returns:
    
    an iterable containing the result of the map-reduce operation
    
    Since:
    
    3.6
    
    MongoDB documentation
    map-reduce
    Since server release
    3.6
  - bulkWrite
```
BulkWriteResult bulkWrite(List<? extends WriteModel<? extends TDocument>> requests)
```
    Executes a mix of inserts, updates, replaces, and deletes.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled. The eligibility for retryable write support for bulk operations is determined on the whole bulk write. If the requests contain any UpdateManyModels or DeleteManyModels then the bulk operation will not support retryable writes.
    
    Parameters:
    
    requests - the writes to execute
    
    Returns:
    
    the result of the bulk write
    
    Throws:
    
    MongoBulkWriteException - if there's an exception in the bulk write operation
    
    MongoException - if there's an exception running the operation
  - bulkWrite
```
BulkWriteResult bulkWrite(List<? extends WriteModel<? extends TDocument>> requests,
                          BulkWriteOptions options)
```
    Executes a mix of inserts, updates, replaces, and deletes.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled. The eligibility for retryable write support for bulk operations is determined on the whole bulk write. If the requests contain any UpdateManyModels or DeleteManyModels then the bulk operation will not support retryable writes.
    
    Parameters:
    
    requests - the writes to execute
    
    options - the options to apply to the bulk write operation
    
    Returns:
    
    the result of the bulk write
    
    Throws:
    
    MongoBulkWriteException - if there's an exception in the bulk write operation
    
    MongoException - if there's an exception running the operation
  - bulkWrite
```
BulkWriteResult bulkWrite(ClientSession clientSession,
                          List<? extends WriteModel<? extends TDocument>> requests)
```
    Executes a mix of inserts, updates, replaces, and deletes.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled. The eligibility for retryable write support for bulk operations is determined on the whole bulk write. If the requests contain any UpdateManyModels or DeleteManyModels then the bulk operation will not support retryable writes.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    requests - the writes to execute
    
    Returns:
    
    the result of the bulk write
    
    Throws:
    
    MongoBulkWriteException - if there's an exception in the bulk write operation
    
    MongoException - if there's an exception running the operation
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - bulkWrite
```
BulkWriteResult bulkWrite(ClientSession clientSession,
                          List<? extends WriteModel<? extends TDocument>> requests,
                          BulkWriteOptions options)
```
    Executes a mix of inserts, updates, replaces, and deletes.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled. The eligibility for retryable write support for bulk operations is determined on the whole bulk write. If the requests contain any UpdateManyModels or DeleteManyModels then the bulk operation will not support retryable writes.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    requests - the writes to execute
    
    options - the options to apply to the bulk write operation
    
    Returns:
    
    the result of the bulk write
    
    Throws:
    
    MongoBulkWriteException - if there's an exception in the bulk write operation
    
    MongoException - if there's an exception running the operation
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - insertOne
```
InsertOneResult insertOne(TDocument document)
```
    Inserts the provided document. If the document is missing an identifier, the driver should generate one.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    document - the document to insert
    
    Returns:
    
    the insert one result
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
  - insertOne
```
InsertOneResult insertOne(TDocument document,
                          InsertOneOptions options)
```
    Inserts the provided document. If the document is missing an identifier, the driver should generate one.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    document - the document to insert
    
    options - the options to apply to the operation
    
    Returns:
    
    the insert one result
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.2
  - insertOne
```
InsertOneResult insertOne(ClientSession clientSession,
                          TDocument document)
```
    Inserts the provided document. If the document is missing an identifier, the driver should generate one.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    document - the document to insert
    
    Returns:
    
    the insert one result
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - insertOne
```
InsertOneResult insertOne(ClientSession clientSession,
                          TDocument document,
                          InsertOneOptions options)
```
    Inserts the provided document. If the document is missing an identifier, the driver should generate one.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    document - the document to insert
    
    options - the options to apply to the operation
    
    Returns:
    
    the insert one result
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - insertMany
```
InsertManyResult insertMany(List<? extends TDocument> documents)
```
    Inserts one or more documents. A call to this method is equivalent to a call to the bulkWrite method
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    documents - the documents to insert
    
    Returns:
    
    the insert many result
    
    Throws:
    
    MongoBulkWriteException - if there's an exception in the bulk write operation
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    See Also:
    
    bulkWrite(java.util.List<? extends com.mongodb.client.model.WriteModel<? extends TDocument>>)
  - insertMany
```
InsertManyResult insertMany(List<? extends TDocument> documents,
                            InsertManyOptions options)
```
    Inserts one or more documents. A call to this method is equivalent to a call to the bulkWrite method
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    documents - the documents to insert
    
    options - the options to apply to the operation
    
    Returns:
    
    the insert many result
    
    Throws:
    
    MongoBulkWriteException - if there's an exception in the bulk write operation
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
  - insertMany
```
InsertManyResult insertMany(ClientSession clientSession,
                            List<? extends TDocument> documents)
```
    Inserts one or more documents. A call to this method is equivalent to a call to the bulkWrite method
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    documents - the documents to insert
    
    Returns:
    
    the insert many result
    
    Throws:
    
    MongoBulkWriteException - if there's an exception in the bulk write operation
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    See Also:
    
    bulkWrite(java.util.List<? extends com.mongodb.client.model.WriteModel<? extends TDocument>>)
    
    Since server release
    3.6
  - insertMany
```
InsertManyResult insertMany(ClientSession clientSession,
                            List<? extends TDocument> documents,
                            InsertManyOptions options)
```
    Inserts one or more documents. A call to this method is equivalent to a call to the bulkWrite method
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    documents - the documents to insert
    
    options - the options to apply to the operation
    
    Returns:
    
    the insert many result
    
    Throws:
    
    MongoBulkWriteException - if there's an exception in the bulk write operation
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - deleteOne
```
DeleteResult deleteOne(Bson filter)
```
    Removes at most one document from the collection that matches the given filter. If no documents match, the collection is not modified.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - the query filter to apply the the delete operation
    
    Returns:
    
    the result of the remove one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
  - deleteOne
```
DeleteResult deleteOne(Bson filter,
                       DeleteOptions options)
```
    Removes at most one document from the collection that matches the given filter. If no documents match, the collection is not modified.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - the query filter to apply the the delete operation
    
    options - the options to apply to the delete operation
    
    Returns:
    
    the result of the remove one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.4
  - deleteOne
```
DeleteResult deleteOne(ClientSession clientSession,
                       Bson filter)
```
    Removes at most one document from the collection that matches the given filter. If no documents match, the collection is not modified.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter to apply the the delete operation
    
    Returns:
    
    the result of the remove one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - deleteOne
```
DeleteResult deleteOne(ClientSession clientSession,
                       Bson filter,
                       DeleteOptions options)
```
    Removes at most one document from the collection that matches the given filter. If no documents match, the collection is not modified.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter to apply the the delete operation
    
    options - the options to apply to the delete operation
    
    Returns:
    
    the result of the remove one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - deleteMany
```
DeleteResult deleteMany(Bson filter)
```
    Removes all documents from the collection that match the given query filter. If no documents match, the collection is not modified.
    
    Parameters:
    
    filter - the query filter to apply the the delete operation
    
    Returns:
    
    the result of the remove many operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
  - deleteMany
```
DeleteResult deleteMany(Bson filter,
                        DeleteOptions options)
```
    Removes all documents from the collection that match the given query filter. If no documents match, the collection is not modified.
    
    Parameters:
    
    filter - the query filter to apply the the delete operation
    
    options - the options to apply to the delete operation
    
    Returns:
    
    the result of the remove many operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.4
  - deleteMany
```
DeleteResult deleteMany(ClientSession clientSession,
                        Bson filter)
```
    Removes all documents from the collection that match the given query filter. If no documents match, the collection is not modified.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter to apply the the delete operation
    
    Returns:
    
    the result of the remove many operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - deleteMany
```
DeleteResult deleteMany(ClientSession clientSession,
                        Bson filter,
                        DeleteOptions options)
```
    Removes all documents from the collection that match the given query filter. If no documents match, the collection is not modified.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter to apply the the delete operation
    
    options - the options to apply to the delete operation
    
    Returns:
    
    the result of the remove many operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - replaceOne
```
UpdateResult replaceOne(Bson filter,
                        TDocument replacement)
```
    Replace a document in the collection according to the specified arguments.
    Use this method to replace a document using the specified replacement argument. To update the document with update operators, use the corresponding updateOne(Bson, Bson) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - the query filter to apply the the replace operation
    
    replacement - the replacement document
    
    Returns:
    
    the result of the replace one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    MongoDB documentation
    Replace
    Update Command Behaviors
  - replaceOne
```
UpdateResult replaceOne(Bson filter,
                        TDocument replacement,
                        ReplaceOptions replaceOptions)
```
    Replace a document in the collection according to the specified arguments.
    Use this method to replace a document using the specified replacement argument. To update the document with update operators, use the corresponding updateOne(Bson, Bson, UpdateOptions) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - the query filter to apply the the replace operation
    
    replacement - the replacement document
    
    replaceOptions - the options to apply to the replace operation
    
    Returns:
    
    the result of the replace one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.7
    
    MongoDB documentation
    Replace
    Update Command Behaviors
  - replaceOne
```
UpdateResult replaceOne(ClientSession clientSession,
                        Bson filter,
                        TDocument replacement)
```
    Replace a document in the collection according to the specified arguments.
    Use this method to replace a document using the specified replacement argument. To update the document with update operators, use the corresponding updateOne(ClientSession, Bson, Bson) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter to apply the the replace operation
    
    replacement - the replacement document
    
    Returns:
    
    the result of the replace one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    MongoDB documentation
    Replace
    Update Command Behaviors
    Since server release
    3.6
  - replaceOne
```
UpdateResult replaceOne(ClientSession clientSession,
                        Bson filter,
                        TDocument replacement,
                        ReplaceOptions replaceOptions)
```
    Replace a document in the collection according to the specified arguments.
    Use this method to replace a document using the specified replacement argument. To update the document with update operators, use the corresponding updateOne(ClientSession, Bson, Bson, UpdateOptions) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter to apply the the replace operation
    
    replacement - the replacement document
    
    replaceOptions - the options to apply to the replace operation
    
    Returns:
    
    the result of the replace one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.7
    
    MongoDB documentation
    Replace
    Update Command Behaviors
    Since server release
    3.6
  - updateOne
```
UpdateResult updateOne(Bson filter,
                       Bson update)
```
    Update a single document in the collection according to the specified arguments.
    Use this method to only update the corresponding fields in the document according to the update operators used in the update document. To replace the entire document with a new document, use the corresponding replaceOne(Bson, Object) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include at least one update operator.
    
    Returns:
    
    the result of the update one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    See Also:
    
    replaceOne(Bson, Object)
    
    MongoDB documentation
    Updates
    Update Operators
    Update Command Behaviors
  - updateOne
```
UpdateResult updateOne(Bson filter,
                       Bson update,
                       UpdateOptions updateOptions)
```
    Update a single document in the collection according to the specified arguments.
    Use this method to only update the corresponding fields in the document according to the update operators used in the update document. To replace the entire document with a new document, use the corresponding replaceOne(Bson, Object, ReplaceOptions) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include at least one update operator.
    
    updateOptions - the options to apply to the update operation
    
    Returns:
    
    the result of the update one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    See Also:
    
    replaceOne(Bson, Object, ReplaceOptions)
    
    MongoDB documentation
    Updates
    Update Operators
    Update Command Behaviors
  - updateOne
```
UpdateResult updateOne(ClientSession clientSession,
                       Bson filter,
                       Bson update)
```
    Update a single document in the collection according to the specified arguments.
    Use this method to only update the corresponding fields in the document according to the update operators used in the update document. To replace the entire document with a new document, use the corresponding replaceOne(ClientSession, Bson, Object) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include at least one update operator.
    
    Returns:
    
    the result of the update one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    See Also:
    
    replaceOne(ClientSession, Bson, Object)
    
    MongoDB documentation
    Updates
    Update Operators
    Update Command Behaviors
    Since server release
    3.6
  - updateOne
```
UpdateResult updateOne(ClientSession clientSession,
                       Bson filter,
                       Bson update,
                       UpdateOptions updateOptions)
```
    Update a single document in the collection according to the specified arguments.
    Use this method to only update the corresponding fields in the document according to the update operators used in the update document. To replace the entire document with a new document, use the corresponding replaceOne(ClientSession, Bson, Object, ReplaceOptions) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include at least one update operator.
    
    updateOptions - the options to apply to the update operation
    
    Returns:
    
    the result of the update one operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    See Also:
    
    replaceOne(ClientSession, Bson, Object, ReplaceOptions)
    
    MongoDB documentation
    Updates
    Update Operators
    Update Command Behaviors
    Since server release
    3.6
  - updateOne
```
UpdateResult updateOne(Bson filter,
                       List<? extends Bson> update)
```
    Update a single document in the collection according to the specified arguments.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    Returns:
    
    the result of the update one operation
    
    Throws:
    
    MongoWriteException - if the write failed due some other failure specific to the update command
    
    MongoWriteConcernException - if the write failed due being unable to fulfil the write concern
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.11
    
    MongoDB documentation
    Updates
    Update Operators
    Since server release
    4.2
  - updateOne
```
UpdateResult updateOne(Bson filter,
                       List<? extends Bson> update,
                       UpdateOptions updateOptions)
```
    Update a single document in the collection according to the specified arguments.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    updateOptions - the options to apply to the update operation
    
    Returns:
    
    the result of the update one operation
    
    Throws:
    
    MongoWriteException - if the write failed due some other failure specific to the update command
    
    MongoWriteConcernException - if the write failed due being unable to fulfil the write concern
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.11
    
    MongoDB documentation
    Updates
    Update Operators
    Since server release
    4.2
  - updateOne
```
UpdateResult updateOne(ClientSession clientSession,
                       Bson filter,
                       List<? extends Bson> update)
```
    Update a single document in the collection according to the specified arguments.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    Returns:
    
    the result of the update one operation
    
    Throws:
    
    MongoWriteException - if the write failed due some other failure specific to the update command
    
    MongoWriteConcernException - if the write failed due being unable to fulfil the write concern
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.11
    
    MongoDB documentation
    Updates
    Update Operators
    Since server release
    4.2
  - updateOne
```
UpdateResult updateOne(ClientSession clientSession,
                       Bson filter,
                       List<? extends Bson> update,
                       UpdateOptions updateOptions)
```
    Update a single document in the collection according to the specified arguments.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    updateOptions - the options to apply to the update operation
    
    Returns:
    
    the result of the update one operation
    
    Throws:
    
    MongoWriteException - if the write failed due some other failure specific to the update command
    
    MongoWriteConcernException - if the write failed due being unable to fulfil the write concern
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.11
    
    MongoDB documentation
    Updates
    Update Operators
    Since server release
    4.2
  - updateMany
```
UpdateResult updateMany(Bson filter,
                        Bson update)
```
    Update all documents in the collection according to the specified arguments.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include only update operators.
    
    Returns:
    
    the result of the update many operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    MongoDB documentation
    Updates
    Update Operators
  - updateMany
```
UpdateResult updateMany(Bson filter,
                        Bson update,
                        UpdateOptions updateOptions)
```
    Update all documents in the collection according to the specified arguments.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include only update operators.
    
    updateOptions - the options to apply to the update operation
    
    Returns:
    
    the result of the update many operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    MongoDB documentation
    Updates
    Update Operators
  - updateMany
```
UpdateResult updateMany(ClientSession clientSession,
                        Bson filter,
                        Bson update)
```
    Update all documents in the collection according to the specified arguments.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include only update operators.
    
    Returns:
    
    the result of the update many operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    MongoDB documentation
    Updates
    Update Operators
    Since server release
    3.6
  - updateMany
```
UpdateResult updateMany(ClientSession clientSession,
                        Bson filter,
                        Bson update,
                        UpdateOptions updateOptions)
```
    Update all documents in the collection according to the specified arguments.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include only update operators.
    
    updateOptions - the options to apply to the update operation
    
    Returns:
    
    the result of the update many operation
    
    Throws:
    
    MongoWriteException - if the write failed due to some specific write exception
    
    MongoWriteConcernException - if the write failed due to being unable to fulfil the write concern
    
    MongoCommandException - if the write failed due to a specific command exception
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.6
    
    MongoDB documentation
    Updates
    Update Operators
    Since server release
    3.6
  - updateMany
```
UpdateResult updateMany(Bson filter,
                        List<? extends Bson> update)
```
    Update all documents in the collection according to the specified arguments.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    Returns:
    
    the result of the update many operation
    
    Throws:
    
    MongoWriteException - if the write failed due some other failure specific to the update command
    
    MongoWriteConcernException - if the write failed due being unable to fulfil the write concern
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.11
    
    MongoDB documentation
    Updates
    Update Operators
    Since server release
    4.2
  - updateMany
```
UpdateResult updateMany(Bson filter,
                        List<? extends Bson> update,
                        UpdateOptions updateOptions)
```
    Update all documents in the collection according to the specified arguments.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    updateOptions - the options to apply to the update operation
    
    Returns:
    
    the result of the update many operation
    
    Throws:
    
    MongoWriteException - if the write failed due some other failure specific to the update command
    
    MongoWriteConcernException - if the write failed due being unable to fulfil the write concern
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.11
    
    MongoDB documentation
    Updates
    Update Operators
    Since server release
    4.2
  - updateMany
```
UpdateResult updateMany(ClientSession clientSession,
                        Bson filter,
                        List<? extends Bson> update)
```
    Update all documents in the collection according to the specified arguments.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    Returns:
    
    the result of the update many operation
    
    Throws:
    
    MongoWriteException - if the write failed due some other failure specific to the update command
    
    MongoWriteConcernException - if the write failed due being unable to fulfil the write concern
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.11
    
    MongoDB documentation
    Updates
    Update Operators
    Since server release
    4.2
  - updateMany
```
UpdateResult updateMany(ClientSession clientSession,
                        Bson filter,
                        List<? extends Bson> update,
                        UpdateOptions updateOptions)
```
    Update all documents in the collection according to the specified arguments.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    updateOptions - the options to apply to the update operation
    
    Returns:
    
    the result of the update many operation
    
    Throws:
    
    MongoWriteException - if the write failed due some other failure specific to the update command
    
    MongoWriteConcernException - if the write failed due being unable to fulfil the write concern
    
    MongoException - if the write failed due some other failure
    
    Since:
    
    3.11
    
    MongoDB documentation
    Updates
    Update Operators
    Since server release
    4.2
  - findOneAndDelete
```
@Nullable
TDocument findOneAndDelete(Bson filter)
```
    Atomically find a document and remove it.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - the query filter to find the document with
    
    Returns:
    
    the document that was removed. If no documents matched the query filter, then null will be returned
  - findOneAndDelete
```
@Nullable
TDocument findOneAndDelete(Bson filter,
                           FindOneAndDeleteOptions options)
```
    Atomically find a document and remove it.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - the query filter to find the document with
    
    options - the options to apply to the operation
    
    Returns:
    
    the document that was removed. If no documents matched the query filter, then null will be returned
  - findOneAndDelete
```
@Nullable
TDocument findOneAndDelete(ClientSession clientSession,
                           Bson filter)
```
    Atomically find a document and remove it.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter to find the document with
    
    Returns:
    
    the document that was removed. If no documents matched the query filter, then null will be returned
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - findOneAndDelete
```
@Nullable
TDocument findOneAndDelete(ClientSession clientSession,
                           Bson filter,
                           FindOneAndDeleteOptions options)
```
    Atomically find a document and remove it.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter to find the document with
    
    options - the options to apply to the operation
    
    Returns:
    
    the document that was removed. If no documents matched the query filter, then null will be returned
    
    Since:
    
    3.6
    
    Since server release
    3.6
  - findOneAndReplace
```
@Nullable
TDocument findOneAndReplace(Bson filter,
                            TDocument replacement)
```
    Atomically find a document and replace it.
    Use this method to replace a document using the specified replacement argument. To update the document with update operators, use the corresponding findOneAndUpdate(Bson, Bson) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - the query filter to apply the the replace operation
    
    replacement - the replacement document
    
    Returns:
    
    the document that was replaced. Depending on the value of the returnOriginal property, this will either be the document as it was before the update or as it is after the update. If no documents matched the query filter, then null will be returned
    
    MongoDB documentation
    Update Command Behaviors
  - findOneAndReplace
```
@Nullable
TDocument findOneAndReplace(Bson filter,
                            TDocument replacement,
                            FindOneAndReplaceOptions options)
```
    Atomically find a document and replace it.
    Use this method to replace a document using the specified replacement argument. To update the document with update operators, use the corresponding findOneAndUpdate(Bson, Bson, FindOneAndUpdateOptions) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - the query filter to apply the the replace operation
    
    replacement - the replacement document
    
    options - the options to apply to the operation
    
    Returns:
    
    the document that was replaced. Depending on the value of the returnOriginal property, this will either be the document as it was before the update or as it is after the update. If no documents matched the query filter, then null will be returned
    
    MongoDB documentation
    Update Command Behaviors
  - findOneAndReplace
```
@Nullable
TDocument findOneAndReplace(ClientSession clientSession,
                            Bson filter,
                            TDocument replacement)
```
    Atomically find a document and replace it.
    Use this method to replace a document using the specified replacement argument. To update the document with update operators, use the corresponding findOneAndUpdate(ClientSession, Bson, Bson) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter to apply the the replace operation
    
    replacement - the replacement document
    
    Returns:
    
    the document that was replaced. Depending on the value of the returnOriginal property, this will either be the document as it was before the update or as it is after the update. If no documents matched the query filter, then null will be returned
    
    Since:
    
    3.6
    
    MongoDB documentation
    Update Command Behaviors
    Since server release
    3.6
  - findOneAndReplace
```
@Nullable
TDocument findOneAndReplace(ClientSession clientSession,
                            Bson filter,
                            TDocument replacement,
                            FindOneAndReplaceOptions options)
```
    Atomically find a document and replace it.
    Use this method to replace a document using the specified replacement argument. To update the document with update operators, use the corresponding findOneAndUpdate(ClientSession, Bson, Bson, FindOneAndUpdateOptions) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - the query filter to apply the the replace operation
    
    replacement - the replacement document
    
    options - the options to apply to the operation
    
    Returns:
    
    the document that was replaced. Depending on the value of the returnOriginal property, this will either be the document as it was before the update or as it is after the update. If no documents matched the query filter, then null will be returned
    
    Since:
    
    3.6
    
    MongoDB documentation
    Update Command Behaviors
    Since server release
    3.6
  - findOneAndUpdate
```
@Nullable
TDocument findOneAndUpdate(Bson filter,
                           Bson update)
```
    Atomically find a document and update it.
    Use this method to only update the corresponding fields in the document according to the update operators used in the update document. To replace the entire document with a new document, use the corresponding findOneAndReplace(Bson, Object) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include at least one update operator.
    
    Returns:
    
    the document that was updated before the update was applied. If no documents matched the query filter, then null will be returned
    
    See Also:
    
    findOneAndReplace(Bson, Object)
    
    MongoDB documentation
    Update Command Behaviors
  - findOneAndUpdate
```
@Nullable
TDocument findOneAndUpdate(Bson filter,
                           Bson update,
                           FindOneAndUpdateOptions options)
```
    Atomically find a document and update it.
    Use this method to only update the corresponding fields in the document according to the update operators used in the update document. To replace the entire document with a new document, use the corresponding findOneAndReplace(Bson, Object, FindOneAndReplaceOptions) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include at least one update operator.
    
    options - the options to apply to the operation
    
    Returns:
    
    the document that was updated. Depending on the value of the returnOriginal property, this will either be the document as it was before the update or as it is after the update. If no documents matched the query filter, then null will be returned
    
    See Also:
    
    findOneAndReplace(Bson, Object, FindOneAndReplaceOptions)
    
    MongoDB documentation
    Update Command Behaviors
  - findOneAndUpdate
```
@Nullable
TDocument findOneAndUpdate(ClientSession clientSession,
                           Bson filter,
                           Bson update)
```
    Atomically find a document and update it.
    Use this method to only update the corresponding fields in the document according to the update operators used in the update document. To replace the entire document with a new document, use the corresponding findOneAndReplace(ClientSession, Bson, Object) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include at least one update operator.
    
    Returns:
    
    the document that was updated before the update was applied. If no documents matched the query filter, then null will be returned
    
    Since:
    
    3.6
    
    See Also:
    
    findOneAndReplace(ClientSession, Bson, Object)
    
    MongoDB documentation
    Update Command Behaviors
    Since server release
    3.6
  - findOneAndUpdate
```
@Nullable
TDocument findOneAndUpdate(ClientSession clientSession,
                           Bson filter,
                           Bson update,
                           FindOneAndUpdateOptions options)
```
    Atomically find a document and update it.
    Use this method to only update the corresponding fields in the document according to the update operators used in the update document. To replace the entire document with a new document, use the corresponding findOneAndReplace(ClientSession, Bson, Object, FindOneAndReplaceOptions) method.
    
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a document describing the update, which may not be null. The update to apply must include at least one update operator.
    
    options - the options to apply to the operation
    
    Returns:
    
    the document that was updated. Depending on the value of the returnOriginal property, this will either be the document as it was before the update or as it is after the update. If no documents matched the query filter, then null will be returned
    
    Since:
    
    3.6
    
    See Also:
    
    findOneAndReplace(ClientSession, Bson, Object, FindOneAndReplaceOptions)
    
    MongoDB documentation
    Update Command Behaviors
    Since server release
    3.6
  - findOneAndUpdate
```
@Nullable
TDocument findOneAndUpdate(Bson filter,
                           List<? extends Bson> update)
```
    Atomically find a document and update it.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    Returns:
    
    the document that was updated before the update was applied. If no documents matched the query filter, then null will be returned
    
    Since:
    
    3.11
    
    Since server release
    4.2
  - findOneAndUpdate
```
@Nullable
TDocument findOneAndUpdate(Bson filter,
                           List<? extends Bson> update,
                           FindOneAndUpdateOptions options)
```
    Atomically find a document and update it.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    options - the options to apply to the operation
    
    Returns:
    
    the document that was updated. Depending on the value of the returnOriginal property, this will either be the document as it was before the update or as it is after the update. If no documents matched the query filter, then null will be returned
    
    Since:
    
    3.11
    
    Since server release
    4.2
  - findOneAndUpdate
```
@Nullable
TDocument findOneAndUpdate(ClientSession clientSession,
                           Bson filter,
                           List<? extends Bson> update)
```
    Atomically find a document and update it.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    Returns:
    
    the document that was updated before the update was applied. If no documents matched the query filter, then null will be returned
    
    Since:
    
    3.11
    
    Since server release
    4.2
  - findOneAndUpdate
```
@Nullable
TDocument findOneAndUpdate(ClientSession clientSession,
                           Bson filter,
                           List<? extends Bson> update,
                           FindOneAndUpdateOptions options)
```
    Atomically find a document and update it.
    Note: Supports retryable writes on MongoDB server versions 3.6 or higher when the retryWrites setting is enabled.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    filter - a document describing the query filter, which may not be null.
    
    update - a pipeline describing the update, which may not be null.
    
    options - the options to apply to the operation
    
    Returns:
    
    the document that was updated. Depending on the value of the returnOriginal property, this will either be the document as it was before the update or as it is after the update. If no documents matched the query filter, then null will be returned
    
    Since:
    
    3.11
    
    Since server release
    4.2
  - drop
```
void drop()
```
    Drops this collection from the Database.
    
    MongoDB documentation
    Drop Collection
  - drop
```
void drop(ClientSession clientSession)
```
    Drops this collection from the Database.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    Since:
    
    3.6
    
    MongoDB documentation
    Drop Collection
    Since server release
    3.6
  - createIndex
```
String createIndex(Bson keys)
```
    Create an index with the given keys.
    
    Parameters:
    
    keys - an object describing the index key(s), which may not be null.
    
    Returns:
    
    the index name
    
    MongoDB documentation
    Create indexes
  - createIndex
```
String createIndex(Bson keys,
                   IndexOptions indexOptions)
```
    Create an index with the given keys and options.
    
    Parameters:
    
    keys - an object describing the index key(s), which may not be null.
    
    indexOptions - the options for the index
    
    Returns:
    
    the index name
    
    MongoDB documentation
    Create indexes
  - createIndex
```
String createIndex(ClientSession clientSession,
                   Bson keys)
```
    Create an index with the given keys.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    keys - an object describing the index key(s), which may not be null.
    
    Returns:
    
    the index name
    
    Since:
    
    3.6
    
    MongoDB documentation
    Create indexes
    Since server release
    3.6
  - createIndex
```
String createIndex(ClientSession clientSession,
                   Bson keys,
                   IndexOptions indexOptions)
```
    Create an index with the given keys and options.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    keys - an object describing the index key(s), which may not be null.
    
    indexOptions - the options for the index
    
    Returns:
    
    the index name
    
    Since:
    
    3.6
    
    MongoDB documentation
    Create indexes
    Since server release
    3.6
  - createIndexes
```
List<String> createIndexes(List<IndexModel> indexes)
```
    Create multiple indexes.
    
    Parameters:
    
    indexes - the list of indexes
    
    Returns:
    
    the list of index names
    
    MongoDB documentation
    Create indexes
  - createIndexes
```
List<String> createIndexes(List<IndexModel> indexes,
                           CreateIndexOptions createIndexOptions)
```
    Create multiple indexes.
    
    Parameters:
    
    indexes - the list of indexes
    
    createIndexOptions - options to use when creating indexes
    
    Returns:
    
    the list of index names
    
    Since:
    
    3.6
    
    MongoDB documentation
    Create indexes
  - createIndexes
```
List<String> createIndexes(ClientSession clientSession,
                           List<IndexModel> indexes)
```
    Create multiple indexes.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    indexes - the list of indexes
    
    Returns:
    
    the list of index names
    
    Since:
    
    3.6
    
    MongoDB documentation
    Create indexes
    Since server release
    3.6
  - createIndexes
```
List<String> createIndexes(ClientSession clientSession,
                           List<IndexModel> indexes,
                           CreateIndexOptions createIndexOptions)
```
    Create multiple indexes.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    indexes - the list of indexes
    
    createIndexOptions - options to use when creating indexes
    
    Returns:
    
    the list of index names
    
    Since:
    
    3.6
    
    MongoDB documentation
    Create indexes
    Since server release
    3.6
  - listIndexes
```
ListIndexesIterable<Document> listIndexes()
```
    Get all the indexes in this collection.
    
    Returns:
    
    the list indexes iterable interface
    
    MongoDB documentation
    List indexes
  - listIndexes
```
<TResult> ListIndexesIterable<TResult> listIndexes(Class<TResult> resultClass)
```
    Get all the indexes in this collection.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    resultClass - the class to decode each document into
    
    Returns:
    
    the list indexes iterable interface
    
    MongoDB documentation
    List indexes
  - listIndexes
```
ListIndexesIterable<Document> listIndexes(ClientSession clientSession)
```
    Get all the indexes in this collection.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    Returns:
    
    the list indexes iterable interface
    
    Since:
    
    3.6
    
    MongoDB documentation
    List indexes
    Since server release
    3.6
  - listIndexes
```
<TResult> ListIndexesIterable<TResult> listIndexes(ClientSession clientSession,
                                                   Class<TResult> resultClass)
```
    Get all the indexes in this collection.
    
    Type Parameters:
    
    TResult - the target document type of the iterable.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    resultClass - the class to decode each document into
    
    Returns:
    
    the list indexes iterable interface
    
    Since:
    
    3.6
    
    MongoDB documentation
    List indexes
    Since server release
    3.6
  - dropIndex
```
void dropIndex(String indexName)
```
    Drops the index given its name.
    
    Parameters:
    
    indexName - the name of the index to remove
    
    MongoDB documentation
    Drop indexes
  - dropIndex
```
void dropIndex(String indexName,
               DropIndexOptions dropIndexOptions)
```
    Drops the index given its name.
    
    Parameters:
    
    indexName - the name of the index to remove
    
    dropIndexOptions - the options to use when dropping indexes
    
    Since:
    
    3.6
    
    MongoDB documentation
    Drop indexes
  - dropIndex
```
void dropIndex(Bson keys)
```
    Drops the index given the keys used to create it.
    
    Parameters:
    
    keys - the keys of the index to remove
    
    MongoDB documentation
    Drop indexes
  - dropIndex
```
void dropIndex(Bson keys,
               DropIndexOptions dropIndexOptions)
```
    Drops the index given the keys used to create it.
    
    Parameters:
    
    keys - the keys of the index to remove
    
    dropIndexOptions - the options to use when dropping indexes
    
    Since:
    
    3.6
    
    MongoDB documentation
    Drop indexes
  - dropIndex
```
void dropIndex(ClientSession clientSession,
               String indexName)
```
    Drops the index given its name.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    indexName - the name of the index to remove
    
    Since:
    
    3.6
    
    MongoDB documentation
    Drop indexes
    Since server release
    3.6
  - dropIndex
```
void dropIndex(ClientSession clientSession,
               Bson keys)
```
    Drops the index given the keys used to create it.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    keys - the keys of the index to remove
    
    Since:
    
    3.6
    
    MongoDB documentation
    Drop indexes
    Since server release
    3.6
  - dropIndex
```
void dropIndex(ClientSession clientSession,
               String indexName,
               DropIndexOptions dropIndexOptions)
```
    Drops the index given its name.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    indexName - the name of the index to remove
    
    dropIndexOptions - the options to use when dropping indexes
    
    Since:
    
    3.6
    
    MongoDB documentation
    Drop indexes
    Since server release
    3.6
  - dropIndex
```
void dropIndex(ClientSession clientSession,
               Bson keys,
               DropIndexOptions dropIndexOptions)
```
    Drops the index given the keys used to create it.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    keys - the keys of the index to remove
    
    dropIndexOptions - the options to use when dropping indexes
    
    Since:
    
    3.6
    
    MongoDB documentation
    Drop indexes
    Since server release
    3.6
  - dropIndexes
```
void dropIndexes()
```
    Drop all the indexes on this collection, except for the default on _id.
    
    MongoDB documentation
    Drop indexes
  - dropIndexes
```
void dropIndexes(ClientSession clientSession)
```
    Drop all the indexes on this collection, except for the default on _id.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    Since:
    
    3.6
    
    MongoDB documentation
    Drop indexes
    Since server release
    3.6
  - dropIndexes
```
void dropIndexes(DropIndexOptions dropIndexOptions)
```
    Drop all the indexes on this collection, except for the default on _id.
    
    Parameters:
    
    dropIndexOptions - the options to use when dropping indexes
    
    Since:
    
    3.6
    
    MongoDB documentation
    Drop indexes
  - dropIndexes
```
void dropIndexes(ClientSession clientSession,
                 DropIndexOptions dropIndexOptions)
```
    Drop all the indexes on this collection, except for the default on _id.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    dropIndexOptions - the options to use when dropping indexes
    
    Since:
    
    3.6
    
    MongoDB documentation
    Drop indexes
    Since server release
    3.6
  - renameCollection
```
void renameCollection(MongoNamespace newCollectionNamespace)
```
    Rename the collection with oldCollectionName to the newCollectionName.
    
    Parameters:
    
    newCollectionNamespace - the namespace the collection will be renamed to
    
    Throws:
    
    MongoServerException - if you provide a newCollectionName that is the name of an existing collection, or if the oldCollectionName is the name of a collection that doesn't exist
    
    MongoDB documentation
    Rename collection
  - renameCollection
```
void renameCollection(MongoNamespace newCollectionNamespace,
                      RenameCollectionOptions renameCollectionOptions)
```
    Rename the collection with oldCollectionName to the newCollectionName.
    
    Parameters:
    
    newCollectionNamespace - the name the collection will be renamed to
    
    renameCollectionOptions - the options for renaming a collection
    
    Throws:
    
    MongoServerException - if you provide a newCollectionName that is the name of an existing collection and dropTarget is false, or if the oldCollectionName is the name of a collection that doesn't exist
    
    MongoDB documentation
    Rename collection
  - renameCollection
```
void renameCollection(ClientSession clientSession,
                      MongoNamespace newCollectionNamespace)
```
    Rename the collection with oldCollectionName to the newCollectionName.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    newCollectionNamespace - the namespace the collection will be renamed to
    
    Throws:
    
    MongoServerException - if you provide a newCollectionName that is the name of an existing collection, or if the oldCollectionName is the name of a collection that doesn't exist
    
    Since:
    
    3.6
    
    MongoDB documentation
    Rename collection
    Since server release
    3.6
  - renameCollection
```
void renameCollection(ClientSession clientSession,
                      MongoNamespace newCollectionNamespace,
                      RenameCollectionOptions renameCollectionOptions)
```
    Rename the collection with oldCollectionName to the newCollectionName.
    
    Parameters:
    
    clientSession - the client session with which to associate this operation
    
    newCollectionNamespace - the name the collection will be renamed to
    
    renameCollectionOptions - the options for renaming a collection
    
    Throws:
    
    MongoServerException - if you provide a newCollectionName that is the name of an existing collection and dropTarget is false, or if the oldCollectionName is the name of a collection that doesn't exist
    
    Since:
    
    3.6
    
    MongoDB documentation
    Rename collection
    Since server release
    3.6

Interface MongoCollection<TDocument>

Method Summary

Method Detail

getNamespace

getDocumentClass

getCodecRegistry

getReadPreference

getWriteConcern

getReadConcern

withDocumentClass

withCodecRegistry

withReadPreference

withWriteConcern

withReadConcern

countDocuments

countDocuments

countDocuments

countDocuments

countDocuments

countDocuments

estimatedDocumentCount

estimatedDocumentCount

distinct

distinct

distinct

distinct

find

find

find

find

find

find

find

find

aggregate

aggregate

aggregate

aggregate

watch

watch

watch

watch

watch

watch

watch

watch

mapReduce

mapReduce

mapReduce

mapReduce

bulkWrite

bulkWrite

bulkWrite

bulkWrite

insertOne

insertOne

insertOne

insertOne

insertMany

insertMany

insertMany

insertMany

deleteOne

deleteOne

deleteOne

deleteOne

deleteMany

deleteMany

deleteMany

deleteMany

replaceOne

replaceOne

replaceOne

replaceOne

updateOne

updateOne

updateOne

updateOne

updateOne

updateOne