com.mongodb.operation

类 DropIndexOperation

java.lang.Object

com.mongodb.operation.DropIndexOperation

所有已实现的接口:

AsyncWriteOperation<java.lang.Void>, WriteOperation<java.lang.Void>

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

An operation that drops an index.

从以下版本开始:

3.0

MongoDB documentation

Drop indexes

构造器概要

构造器

构造器和说明
DropIndexOperation(MongoNamespace namespace, BsonDocument keys) Construct a new instance.
DropIndexOperation(MongoNamespace namespace, java.lang.String indexName) Construct a new instance.

方法概要

限定符和类型	方法和说明
java.lang.Void	execute(WriteBinding binding) General execute which can return anything of type T
void	executeAsync(AsyncWriteBinding binding, SingleResultCallback<java.lang.Void> callback) General execute which can return anything of type T

从类继承的方法 java.lang.Object

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

构造器详细资料

DropIndexOperation

public DropIndexOperation(MongoNamespace namespace,
                          java.lang.String indexName)

Construct a new instance.

参数:

namespace - the database and collection namespace for the operation.

indexName - the name of the index to be dropped.

DropIndexOperation

public DropIndexOperation(MongoNamespace namespace,
                          BsonDocument keys)

Construct a new instance.

参数:

namespace - the database and collection namespace for the operation.

keys - the keys of the index to be dropped

方法详细资料

execute

public java.lang.Void execute(WriteBinding binding)

从接口复制的说明: WriteOperation

General execute which can return anything of type T

指定者:

execute 在接口中 WriteOperation<java.lang.Void>

参数:

binding - the binding to execute in the context of

返回:

T, the result of the execution

executeAsync

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

从接口复制的说明: AsyncWriteOperation

General execute which can return anything of type T

指定者:

executeAsync 在接口中 AsyncWriteOperation<java.lang.Void>

参数:

binding - the binding to execute in the context of

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