org.springframework.expression.spel

类 CompiledExpression

java.lang.Object

org.springframework.expression.spel.CompiledExpression

public abstract class CompiledExpression
extends Object

Base superclass for compiled expressions. Each generated compiled expression class will extend this class and implement the getValue(java.lang.Object, org.springframework.expression.EvaluationContext) method. It is not intended to be subclassed by user code.

从以下版本开始:

4.1

作者:

Andy Clement

构造器概要

构造器

构造器和说明
CompiledExpression()

方法概要

限定符和类型	方法和说明
abstract Object	getValue(Object target, EvaluationContext context) Subclasses of CompiledExpression generated by SpelCompiler will provide an implementation of this method.

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

CompiledExpression

public CompiledExpression()

方法详细资料

getValue

public abstract Object getValue(@Nullable
                                Object target,
                                @Nullable
                                EvaluationContext context)
                         throws EvaluationException

Subclasses of CompiledExpression generated by SpelCompiler will provide an implementation of this method.

抛出:

EvaluationException