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  
  * 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.module.ibeans.spi;
 8  
 
 9  
 import org.mule.api.MuleContext;
 10  
 import org.mule.routing.filters.ExpressionFilter;
 11  
 
 12  
 import java.lang.annotation.Annotation;
 13  
 import java.lang.reflect.Field;
 14  
 
 15  
 import org.ibeans.annotation.filter.AtomErrorFilter;
 16  
 import org.ibeans.annotation.filter.ExpressionErrorFilter;
 17  
 import org.ibeans.annotation.filter.JsonErrorFilter;
 18  
 import org.ibeans.annotation.filter.RssErrorFilter;
 19  
 import org.ibeans.annotation.filter.XmlErrorFilter;
 20  
 import org.ibeans.api.IBeansException;
 21  
 import org.ibeans.api.channel.MimeType;
 22  
 import org.ibeans.spi.ErrorFilter;
 23  
 import org.ibeans.spi.ErrorFilterFactory;
 24  
 
 25  
 /**
 26  
  * An expression filter factory that can build filters for the following annotations {@link org.ibeans.annotation.filter.ExpressionErrorFilter},
 27  
  * {@link org.ibeans.annotation.filter.XmlErrorFilter}, {@link org.ibeans.annotation.filter.AtomErrorFilter}, {@link org.ibeans.annotation.filter.RssErrorFilter}, and
 28  
  * {@link org.ibeans.annotation.filter.JsonErrorFilter}
 29  
  *
 30  
  * @see org.ibeans.spi.ErrorFilter
 31  
  */
 32  
 public class ExpressionErrorFilterFactory implements ErrorFilterFactory
 33  
 {
 34  
     private MuleContext muleContext;
 35  
 
 36  
     public ExpressionErrorFilterFactory(MuleContext muleContext)
 37  0
     {
 38  0
         this.muleContext = muleContext;
 39  0
     }
 40  
 
 41  
     public boolean isSupported(Annotation annotation)
 42  
     {
 43  0
         return (annotation instanceof ExpressionErrorFilter ||
 44  
                 annotation instanceof XmlErrorFilter ||
 45  
                 annotation instanceof AtomErrorFilter ||
 46  
                 annotation instanceof RssErrorFilter ||
 47  
                 annotation instanceof JsonErrorFilter);
 48  
     }
 49  
 
 50  
     public ErrorFilterFactory.ErrorFilterHolder parse(Annotation anno) throws IBeansException
 51  
     {
 52  
         ErrorFilter errorFilter;
 53  
         try
 54  
         {
 55  0
             String expr = (String) anno.annotationType().getMethod("expr").invoke(anno);
 56  0
             String errorCode = (String) anno.annotationType().getMethod("errorCode").invoke(anno);
 57  0
             String tempMime = (String) anno.annotationType().getMethod("mimeType").invoke(anno);
 58  0
             MimeType mimeType = new MimeType(tempMime);
 59  
 
 60  
             Field f;
 61  
             String evaluator;
 62  
 
 63  
             try
 64  
             {
 65  0
                 f = anno.annotationType().getDeclaredField("eval");
 66  0
                 evaluator = (String) f.get(anno);
 67  
             }
 68  0
             catch (NoSuchFieldException nsfe)
 69  
             {
 70  
                 //This is a custom ExpressionErrorFilter
 71  0
                 evaluator = (String) anno.annotationType().getMethod("eval").invoke(anno);
 72  0
             }
 73  
 
 74  
             //special handling for xpath queries
 75  0
             if (evaluator.equals("xpath2") &&! expr.startsWith("[boolean]"))
 76  
             {
 77  0
                 expr = "[boolean]" + expr;
 78  
             }
 79  0
             errorFilter = new ErrorExpressionFilter(evaluator, expr, errorCode);
 80  0
             ((ExpressionFilter)errorFilter).setMuleContext(muleContext);
 81  0
             return new ErrorFilterHolder(mimeType, errorFilter);
 82  
         }
 83  0
         catch (Exception e)
 84  
         {
 85  0
             throw new IBeansException("Failed to parse error filter from annotation: " + anno, e);
 86  
         }
 87  
     }
 88  
 }