Coverage Report - org.mule.config.parsers.InboundAttachmentsAnnotationParser
 
Classes in this File Line Coverage Branch Coverage Complexity
InboundAttachmentsAnnotationParser
0%
0/15
0%
0/8
0
 
 1  
 /*
 2  
  * $Id: InboundAttachmentsAnnotationParser.java 19191 2010-08-25 21:05:23Z tcarlson $
 3  
  * --------------------------------------------------------------------------------------
 4  
  * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 5  
  *
 6  
  * The software in this package is published under the terms of the CPAL v1.0
 7  
  * license, a copy of which has been included with this distribution in the
 8  
  * LICENSE.txt file.
 9  
  */
 10  
 package org.mule.config.parsers;
 11  
 
 12  
 import org.mule.api.annotations.meta.Evaluator;
 13  
 import org.mule.api.annotations.param.InboundAttachments;
 14  
 import org.mule.api.expression.ExpressionAnnotationParser;
 15  
 import org.mule.expression.ExpressionConfig;
 16  
 import org.mule.expression.ExpressionConstants;
 17  
 import org.mule.expression.MessageAttachmentExpressionEvaluator;
 18  
 import org.mule.expression.MessageAttachmentsExpressionEvaluator;
 19  
 import org.mule.expression.MessageAttachmentsListExpressionEvaluator;
 20  
 import org.mule.expression.transformers.ExpressionArgument;
 21  
 
 22  
 import java.lang.annotation.Annotation;
 23  
 import java.util.List;
 24  
 import java.util.Map;
 25  
 
 26  
 /**
 27  
  * Responsible for parsing the {@link org.mule.api.annotations.param.InboundAttachments} annotation.  This is an iBeans
 28  
  * framework class and cannot be used in any other context.
 29  
  */
 30  0
 public class InboundAttachmentsAnnotationParser implements ExpressionAnnotationParser
 31  
 {
 32  
     public ExpressionArgument parse(Annotation annotation, Class<?> parameterType)
 33  
     {
 34  0
         Evaluator evaluator = annotation.annotationType().getAnnotation(Evaluator.class);
 35  0
         if (evaluator != null)
 36  
         {
 37  0
             String expr = ((InboundAttachments) annotation).value();
 38  0
             boolean optional = false;
 39  
 
 40  
             //Default to single attachment evaluator
 41  0
             String eval = MessageAttachmentExpressionEvaluator.NAME;
 42  0
             if (parameterType.isAssignableFrom(Map.class))
 43  
             {
 44  0
                 eval = MessageAttachmentsExpressionEvaluator.NAME;
 45  
             }
 46  0
             else if (parameterType.isAssignableFrom(List.class))
 47  
             {
 48  0
                 eval = MessageAttachmentsListExpressionEvaluator.NAME;
 49  
             }
 50  0
             else if(expr.endsWith(ExpressionConstants.OPTIONAL_ARGUMENT))
 51  
             {
 52  
                 //We only set optional if we're dealing with a single header, List and Maps of attachments can contain
 53  
                 //optional names but we will always return a Map or List even if it is empty
 54  0
                 optional = true;
 55  
             }
 56  0
             return new ExpressionArgument(null, new ExpressionConfig(expr, eval, null), optional, parameterType);
 57  
         }
 58  
         else
 59  
         {
 60  0
             throw new IllegalArgumentException("The @Evaluator annotation must be set on an Expression Annotation");
 61  
         }
 62  
     }
 63  
 
 64  
     public boolean supports(Annotation annotation)
 65  
     {
 66  0
         return annotation instanceof InboundAttachments;
 67  
     }
 68  
 }