com.mongodb.operation

Class DropCollectionOperation

java.lang.Object

com.mongodb.operation.DropCollectionOperation

All Implemented Interfaces:

AsyncWriteOperation<Void>, WriteOperation<Void>

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

Operation to drop a Collection in MongoDB. The execute method throws MongoCommandFailureException if something goes wrong, but it will not throw an Exception if the collection does not exist before trying to drop it.

Since:

3.0

Constructor Summary

Constructors

Constructor and Description
DropCollectionOperation(MongoNamespace namespace) Deprecated. Prefer DropCollectionOperation(MongoNamespace, WriteConcern)
DropCollectionOperation(MongoNamespace namespace, 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

DropCollectionOperation

@Deprecated
public DropCollectionOperation(MongoNamespace namespace)

Deprecated. Prefer DropCollectionOperation(MongoNamespace, WriteConcern)

Construct a new instance.

Parameters:

namespace - the database and collection namespace for the operation.

DropCollectionOperation

public DropCollectionOperation(MongoNamespace namespace,
                               WriteConcern writeConcern)

Construct a new instance.

Parameters:

namespace - the database and collection namespace for the operation.

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