com.sun.el.lang
类 VariableMapperFactory

java.lang.Object
  javax.el.VariableMapper
      com.sun.el.lang.VariableMapperFactory

public class VariableMapperFactory
extends VariableMapper

构造方法摘要

VariableMapperFactory(VariableMapper target)

方法摘要

VariableMapper	create()
ValueExpression	resolveVariable(String variable)
ValueExpression	setVariable(String variable, ValueExpression expression) Assign a ValueExpression to an EL variable, replacing any previously assignment to the same variable.

从类 java.lang.Object 继承的方法

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

构造方法详细信息

VariableMapperFactory

public VariableMapperFactory(VariableMapper target)

方法详细信息

create

public VariableMapper create()

resolveVariable

public ValueExpression resolveVariable(String variable)

指定者：

类 VariableMapper 中的 resolveVariable

参数：

variable - The variable name

返回：

the ValueExpression assigned to the variable, null if there is no previous assignment to this variable.

setVariable

public ValueExpression setVariable(String variable,
                                   ValueExpression expression)

从类 VariableMapper 复制的描述

Assign a ValueExpression to an EL variable, replacing any previously assignment to the same variable. The assignment for the variable is removed if the expression is null.

指定者：

类 VariableMapper 中的 setVariable

参数：

variable - The variable name

expression - The ValueExpression to be assigned to the variable.

返回：

The previous ValueExpression assigned to this variable, null if there is no previouse assignment to this variable.