程序包 com.mysql.cj.xdevapi

类 UpdateSpec

java.lang.Object

com.mysql.cj.xdevapi.UpdateSpec

public class UpdateSpec
extends Object

Representation of a single update operation in a list of operations to be performed by ModifyStatement. Used internally for transformation of X DevAPI parameters into X Protocol ones.

构造器概要

构造器

构造器	说明
UpdateSpec(UpdateType updateType, String source)	Constructor.

方法概要

修饰符和类型	方法	说明
Object	getSource()	Get X Protocol ColumnIdentifier.
Object	getUpdateType()	Get X Protocol update type.
Object	getValue()	Get X Protocol value expression.
UpdateSpec	setValue(Object value)	Set value to be set by this update operation.

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

UpdateSpec

public UpdateSpec(UpdateType updateType,
                  String source)

Constructor.

参数:

updateType - update operation type

source - document path expression

方法详细资料

getUpdateType

public Object getUpdateType()

Get X Protocol update type.

返回:

X Protocol UpdateOperation.UpdateType

getSource

public Object getSource()

Get X Protocol ColumnIdentifier.

返回:

X Protocol MysqlxExpr.ColumnIdentifier

setValue

public UpdateSpec setValue(Object value)

Set value to be set by this update operation.

参数:

value - value expression

返回:

this UpdateSpec

getValue

public Object getValue()

Get X Protocol value expression.

返回:

X Protocol MysqlxExpr.Expr