com.mongodb.operation

Class DropIndexOperation

java.lang.Object

com.mongodb.operation.DropIndexOperation

All Implemented Interfaces:

AsyncWriteOperation<Void>, WriteOperation<Void>

public class DropIndexOperation
extends Object
implements AsyncWriteOperation<Void>, WriteOperation<Void>

An operation that drops an index.

Since:

3.0

MongoDB documentation

Drop indexes

Constructor Summary

Constructors

Constructor and Description
DropIndexOperation(MongoNamespace namespace, BsonDocument keys) Deprecated. Prefer DropIndexOperation(MongoNamespace, BsonDocument, WriteConcern)
DropIndexOperation(MongoNamespace namespace, BsonDocument keys, WriteConcern writeConcern) Construct a new instance.
DropIndexOperation(MongoNamespace namespace, String indexName) Deprecated. Prefer DropIndexOperation(MongoNamespace, String, WriteConcern)
DropIndexOperation(MongoNamespace namespace, String indexName, WriteConcern writeConcern) Construct a new instance.

Method Summary

Modifier and Type	Method and Description
Void	execute(WriteBinding binding) General execute which can return anything of type T
void	executeAsync(AsyncWriteBinding binding, SingleResultCallback<Void> callback) General execute which can return anything of type T
WriteConcern	getWriteConcern() Gets the write concern.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DropIndexOperation

@Deprecated
public DropIndexOperation(MongoNamespace namespace,
                                      String indexName)

Deprecated. Prefer DropIndexOperation(MongoNamespace, String, WriteConcern)

Construct a new instance.

Parameters:

namespace - the database and collection namespace for the operation.

indexName - the name of the index to be dropped.

DropIndexOperation

@Deprecated
public DropIndexOperation(MongoNamespace namespace,
                                      BsonDocument keys)

Deprecated. Prefer DropIndexOperation(MongoNamespace, BsonDocument, WriteConcern)

Construct a new instance.

Parameters:

namespace - the database and collection namespace for the operation.

keys - the keys of the index to be dropped

DropIndexOperation

public DropIndexOperation(MongoNamespace namespace,
                          String indexName,
                          WriteConcern writeConcern)

Construct a new instance.

Parameters:

namespace - the database and collection namespace for the operation.

indexName - the name of the index to be dropped.

writeConcern - the write concern

Since:

3.4

DropIndexOperation

public DropIndexOperation(MongoNamespace namespace,
                          BsonDocument keys,
                          WriteConcern writeConcern)

Construct a new instance.

Parameters:

namespace - the database and collection namespace for the operation.

keys - the keys of the index to be dropped

writeConcern - the write concern

Since:

3.4

Method Detail

getWriteConcern

public WriteConcern getWriteConcern()

Gets the write concern.

Returns:

the write concern, which may be null

Since:

3.4

execute

public Void execute(WriteBinding binding)

Description copied from interface: WriteOperation

General execute which can return anything of type T

Specified by:

execute in interface WriteOperation<Void>

Parameters:

binding - the binding to execute in the context of

Returns:

T, the result of the execution

executeAsync

public void executeAsync(AsyncWriteBinding binding,
                         SingleResultCallback<Void> callback)

Description copied from interface: AsyncWriteOperation

General execute which can return anything of type T

Specified by:

executeAsync in interface AsyncWriteOperation<Void>

Parameters:

binding - the binding to execute in the context of

callback - the callback to be called when the operation has been executed