Coverage Report - org.mule.module.ibeans.spi.ExpressionErrorFilterFactory
 
Classes in this File Line Coverage Branch Coverage Complexity
ExpressionErrorFilterFactory
0%
0/20
0%
0/14
2.667
 
 1  
 /*
 2  
  * $Id: ExpressionErrorFilterFactory.java 19026 2010-08-16 07:30:47Z dirk.olmes $
 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.module.ibeans.spi;
 11  
 
 12  
 import org.mule.api.MuleContext;
 13  
 import org.mule.routing.filters.ExpressionFilter;
 14  
 
 15  
 import java.lang.annotation.Annotation;
 16  
 import java.lang.reflect.Field;
 17  
 
 18  
 import org.ibeans.annotation.filter.AtomErrorFilter;
 19  
 import org.ibeans.annotation.filter.ExpressionErrorFilter;
 20  
 import org.ibeans.annotation.filter.JsonErrorFilter;
 21  
 import org.ibeans.annotation.filter.RssErrorFilter;
 22  
 import org.ibeans.annotation.filter.XmlErrorFilter;
 23  
 import org.ibeans.api.IBeansException;
 24  
 import org.ibeans.api.channel.MimeType;
 25  
 import org.ibeans.spi.ErrorFilter;
 26  
 import org.ibeans.spi.ErrorFilterFactory;
 27  
 
 28  
 /**
 29  
  * An expression filter factory that can build filters for the following annotations {@link org.ibeans.annotation.filter.ExpressionErrorFilter},
 30  
  * {@link org.ibeans.annotation.filter.XmlErrorFilter}, {@link org.ibeans.annotation.filter.AtomErrorFilter}, {@link org.ibeans.annotation.filter.RssErrorFilter}, and
 31  
  * {@link org.ibeans.annotation.filter.JsonErrorFilter}
 32  
  *
 33  
  * @see org.ibeans.spi.ErrorFilter
 34  
  */
 35  
 public class ExpressionErrorFilterFactory implements ErrorFilterFactory
 36  
 {
 37  
     private MuleContext muleContext;
 38  
 
 39  
     public ExpressionErrorFilterFactory(MuleContext muleContext)
 40  0
     {
 41  0
         this.muleContext = muleContext;
 42  0
     }
 43  
 
 44  
     public boolean isSupported(Annotation annotation)
 45  
     {
 46  0
         return (annotation instanceof ExpressionErrorFilter ||
 47  
                 annotation instanceof XmlErrorFilter ||
 48  
                 annotation instanceof AtomErrorFilter ||
 49  
                 annotation instanceof RssErrorFilter ||
 50  
                 annotation instanceof JsonErrorFilter);
 51  
     }
 52  
 
 53  
     public ErrorFilterFactory.ErrorFilterHolder parse(Annotation anno) throws IBeansException
 54  
     {
 55  
         ErrorFilter errorFilter;
 56  
         try
 57  
         {
 58  0
             String expr = (String) anno.annotationType().getMethod("expr").invoke(anno);
 59  0
             String errorCode = (String) anno.annotationType().getMethod("errorCode").invoke(anno);
 60  0
             String tempMime = (String) anno.annotationType().getMethod("mimeType").invoke(anno);
 61  0
             MimeType mimeType = new MimeType(tempMime);
 62  
 
 63  
             Field f;
 64  
             String evaluator;
 65  
 
 66  
             try
 67  
             {
 68  0
                 f = anno.annotationType().getDeclaredField("eval");
 69  0
                 evaluator = (String) f.get(anno);
 70  
             }
 71  0
             catch (NoSuchFieldException nsfe)
 72  
             {
 73  
                 //This is a custom ExpressionErrorFilter
 74  0
                 evaluator = (String) anno.annotationType().getMethod("eval").invoke(anno);
 75  0
             }
 76  
 
 77  
             //special handling for xpath queries
 78  0
             if (evaluator.equals("xpath2") &&! expr.startsWith("[boolean]"))
 79  
             {
 80  0
                 expr = "[boolean]" + expr;
 81  
             }
 82  0
             errorFilter = new ErrorExpressionFilter(evaluator, expr, errorCode);
 83  0
             ((ExpressionFilter)errorFilter).setMuleContext(muleContext);
 84  0
             return new ErrorFilterHolder(mimeType, errorFilter);
 85  
         }
 86  0
         catch (Exception e)
 87  
         {
 88  0
             throw new IBeansException("Failed to parse error filter from annotation: " + anno, e);
 89  
         }
 90  
     }
 91  
 }