com.mongodb

Class WriteResult

java.lang.Object

com.mongodb.WriteResult

public class WriteResult
extends Object

This class lets you access the results of the previous write. if you have STRICT mode on, this just stores the result of that getLastError call if you don't, then this will actually do the getlasterror call. if another operation has been done on this connection in the interim, calls will fail

Method Summary

Methods

Modifier and Type	Method and Description
CommandResult	getCachedLastError() Gets the last result from getLastError()
String	getError() Gets the error String ("err" field)
Object	getField(String name) Gets a field
WriteConcern	getLastConcern() Gets the last WriteConcern used when calling getLastError()
CommandResult	getLastError() calls getLastError(com.mongodb.WriteConcern) with concern=null
CommandResult	getLastError(WriteConcern concern) This method does following: - returns the existing CommandResult if concern is null or less strict than the concern it was obtained with - otherwise attempts to obtain a CommandResult by calling getLastError with the concern
int	getN() Gets the "n" field, which contains the number of documents affected in the write operation.
boolean	isLazy() Returns whether or not the result is lazy, meaning that getLastError was not called automatically
String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

getCachedLastError

public CommandResult getCachedLastError()

Gets the last result from getLastError()

Returns:

getLastConcern

public WriteConcern getLastConcern()

Gets the last WriteConcern used when calling getLastError()

Returns:

getLastError

public CommandResult getLastError()

calls getLastError(com.mongodb.WriteConcern) with concern=null

Returns:

Throws:

MongoException

getLastError

public CommandResult getLastError(WriteConcern concern)

This method does following: - returns the existing CommandResult if concern is null or less strict than the concern it was obtained with - otherwise attempts to obtain a CommandResult by calling getLastError with the concern

Parameters:

concern - the concern

Returns:

Throws:

MongoException

getError

public String getError()

Gets the error String ("err" field)

Returns:

Throws:

MongoException

getN

public int getN()

Gets the "n" field, which contains the number of documents affected in the write operation.

Returns:

Throws:

MongoException

getField

public Object getField(String name)

Gets a field

Parameters:

name - field name

Returns:

Throws:

MongoException

isLazy

public boolean isLazy()

Returns whether or not the result is lazy, meaning that getLastError was not called automatically

Returns:

toString

public String toString()

Overrides:

toString in class Object