/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.munit.mel.assertions;
import org.mule.api.MuleMessage;
import org.mule.api.el.ExpressionLanguageContext;
/**
* <p>
* MEL function to evaluate that an element of the message matches something
* </p>
*
* @author Mulesoft Inc.
* @since 3.4
*/
public class MessageMatchingAssertionMelFunction extends AssertionMelFunction
{
private ElementMatcherFactory command;
public MessageMatchingAssertionMelFunction(ElementMatcherFactory command)
{
this.command = command;
}
@Override
public Object call(Object[] params, ExpressionLanguageContext context)
{
if (params != null && params.length > 0 && params[0] instanceof String)
{
MuleMessage messageFrom = getMuleMessageFrom(context);
if (messageFrom == null)
{
throw new RuntimeException("Could not get message;");
}
return command.build((String) params[0], messageFrom);
}
throw new IllegalArgumentException("Invalid parameter");
}
public ElementMatcherFactory getCommand()
{
return command;
}
}