org.noear.solon.expression.snel

Class SafeNavigationNode

java.lang.Object

org.noear.solon.expression.snel.SafeNavigationNode

All Implemented Interfaces:

Expression

public class SafeNavigationNode
extends Object
implements Expression

安全导航表达式节点（?. 操作符）

Since:

3.1

Author:

noear

Constructor Summary

Constructors

Constructor and Description
SafeNavigationNode(Expression target, String propertyName)

Method Summary

Modifier and Type	Method and Description
Object	eval(Function context) 评估
String	getPropertyName()
Expression	getTarget()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.noear.solon.expression.Expression

eval

Constructor Detail

SafeNavigationNode

public SafeNavigationNode(Expression target,
                          String propertyName)

Method Detail

getTarget

public Expression getTarget()

getPropertyName

public String getPropertyName()

eval

public Object eval(Function context)

Description copied from interface: Expression

评估

Specified by:

eval in interface Expression

toString

public String toString()

Overrides:

toString in class Object