com.mongodb.client.result

类 DeleteResult

java.lang.Object

com.mongodb.client.result.DeleteResult

public abstract class DeleteResult
extends java.lang.Object

The result of a delete operation. If the delete was unacknowledged, then wasAcknowledged will return false and all other methods will throw UnsupportedOperationException.

从以下版本开始:

3.0

另请参阅:

WriteConcern.UNACKNOWLEDGED

构造器概要

构造器

构造器和说明
DeleteResult()

方法概要

限定符和类型	方法和说明
static DeleteResult	acknowledged(long deletedCount) Create an acknowledged DeleteResult
abstract long	getDeletedCount() Gets the number of documents deleted.
static DeleteResult	unacknowledged() Create an unacknowledged DeleteResult
abstract boolean	wasAcknowledged() Returns true if the write was acknowledged.

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

DeleteResult

public DeleteResult()

方法详细资料

wasAcknowledged

public abstract boolean wasAcknowledged()

Returns true if the write was acknowledged.

返回:

true if the write was acknowledged

getDeletedCount

public abstract long getDeletedCount()

Gets the number of documents deleted.

返回:

the number of documents deleted

acknowledged

public static DeleteResult acknowledged(long deletedCount)

Create an acknowledged DeleteResult

参数:

deletedCount - the number of documents deleted

返回:

an acknowledged DeleteResult

unacknowledged

public static DeleteResult unacknowledged()

Create an unacknowledged DeleteResult

返回:

an unacknowledged DeleteResult