Coverage Report - org.mule.api.expression.ExpressionEvaluator
 
Classes in this File Line Coverage Branch Coverage Complexity
ExpressionEvaluator
N/A
N/A
1
 
 1  
 /*
 2  
  * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 3  
  * The software in this package is published under the terms of the CPAL v1.0
 4  
  * license, a copy of which has been included with this distribution in the
 5  
  * LICENSE.txt file.
 6  
  */
 7  
 package org.mule.api.expression;
 8  
 
 9  
 import org.mule.api.MuleMessage;
 10  
 import org.mule.api.NamedObject;
 11  
 
 12  
 /**
 13  
  * <code>ExpressionEvaluator</code> extracts a property from the message in a generic
 14  
  * way. i.e. composite properties can be pulled and aggregated depending on this
 15  
  * strategy. This can be used to extract Correlation Ids, Message Ids etc.
 16  
  *
 17  
  * These objects are used to execute property expressions (usually on the
 18  
  * current message) at runtime to extracta dynamic value.
 19  
  */
 20  
 public interface ExpressionEvaluator extends NamedObject
 21  
 {
 22  
     /**
 23  
      * Extracts a single property from the message
 24  
      * 
 25  
      * @param expression the property expression or expression
 26  
      * @param message the message to extract from
 27  
      * @return the result of the extraction or null if the property was not found
 28  
      */
 29  
     Object evaluate(String expression, MuleMessage message);
 30  
 
 31  
 }