org.eclipse.xtext.xbase.annotations.interpreter

Class ConstantExpressionsInterpreter

java.lang.Object

org.eclipse.xtext.xbase.annotations.interpreter.ConstantExpressionsInterpreter

public class ConstantExpressionsInterpreter
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
ConstantExpressionsInterpreter()

Method Summary

Methods

Modifier and Type	Method and Description
protected int	_plus(java.lang.Integer a, java.lang.Integer b)
protected java.lang.Object	_plus(java.lang.Object a, java.lang.Object b)
protected java.lang.Object	_plus(java.lang.String a, java.lang.Object b)
java.lang.Object	evaluate(XExpression expression, LightweightTypeReference expectedType) Very limited poor-man's interpreter for annotation values.
java.lang.Object	plus(java.lang.Object a, java.lang.Object b)

Methods inherited from class java.lang.Object

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

Constructor Detail

ConstantExpressionsInterpreter

public ConstantExpressionsInterpreter()

Method Detail

evaluate

public java.lang.Object evaluate(XExpression expression,
                        LightweightTypeReference expectedType)

Very limited poor-man's interpreter for annotation values. for type literals it returns the JvmType for nested annotations it returns the XAnnotation

Parameters:

expression - the expression to be evaluated

expectedType - the expected type, or null if no type expectation exists.

_plus

protected java.lang.Object _plus(java.lang.Object a,
                     java.lang.Object b)

_plus

protected int _plus(java.lang.Integer a,
        java.lang.Integer b)

_plus

protected java.lang.Object _plus(java.lang.String a,
                     java.lang.Object b)

plus

public java.lang.Object plus(java.lang.Object a,
                    java.lang.Object b)