org.apache.camel.language.ognl
Class OgnlExpression

java.lang.Object
  org.apache.camel.impl.ExpressionSupport
      org.apache.camel.language.ognl.OgnlExpression

All Implemented Interfaces:

Expression, Predicate

public class OgnlExpression
extends ExpressionSupport

An OGNL Expression

Version:

$Revision: 19087 $

Constructor Summary

OgnlExpression(OgnlLanguage language, String expressionString, Class<?> type)

Method Summary

protected String	assertionFailureMessage(Exchange exchange)
<T> T	evaluate(Exchange exchange, Class<T> tClass) Returns the value of the expression on the given exchange
Class<?>	getType()
static OgnlExpression	ognl(String expression)
String	toString()

Methods inherited from class org.apache.camel.impl.ExpressionSupport

assertMatches, evaluate, matches

Methods inherited from class java.lang.Object

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

Constructor Detail

OgnlExpression

public OgnlExpression(OgnlLanguage language,
                      String expressionString,
                      Class<?> type)

Method Detail

ognl

public static OgnlExpression ognl(String expression)

evaluate

public <T> T evaluate(Exchange exchange,
                      Class<T> tClass)

Description copied from interface: Expression

Returns the value of the expression on the given exchange

Parameters:

exchange - the message exchange on which to evaluate the expression

tClass - the expected type of the evaluation result

Returns:

the value of the expression

getType

public Class<?> getType()

assertionFailureMessage

protected String assertionFailureMessage(Exchange exchange)

Specified by:

assertionFailureMessage in class ExpressionSupport

toString

public String toString()

Overrides:

toString in class Object