Clover coverage report - Code Coverage for hivemind release 1.0
Coverage timestamp: Wed Sep 22 2004 08:05:25 EDT
file stats: LOC: 185   Methods: 7
NCLOC: 121   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
ConversionDescriptor.java 94.4% 97.8% 100% 97.1%
coverage coverage
 1   
 //  Copyright 2004 The Apache Software Foundation
 2   
 //
 3   
 // Licensed under the Apache License, Version 2.0 (the "License");
 4   
 // you may not use this file except in compliance with the License.
 5   
 // You may obtain a copy of the License at
 6   
 //
 7   
 //     http://www.apache.org/licenses/LICENSE-2.0
 8   
 //
 9   
 // Unless required by applicable law or agreed to in writing, software
 10   
 // distributed under the License is distributed on an "AS IS" BASIS,
 11   
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 12   
 // See the License for the specific language governing permissions and
 13   
 // limitations under the License.
 14   
 
 15   
 package org.apache.hivemind.parse;
 16   
 
 17   
 import java.util.HashMap;
 18   
 import java.util.Iterator;
 19   
 import java.util.Map;
 20   
 
 21   
 import org.apache.commons.logging.Log;
 22   
 import org.apache.commons.logging.LogFactory;
 23   
 import org.apache.hivemind.ErrorHandler;
 24   
 import org.apache.hivemind.Location;
 25   
 import org.apache.hivemind.impl.BaseLocatable;
 26   
 import org.apache.hivemind.schema.AttributeModel;
 27   
 import org.apache.hivemind.schema.impl.ElementModelImpl;
 28   
 import org.apache.hivemind.schema.rules.CreateObjectRule;
 29   
 import org.apache.hivemind.schema.rules.InvokeParentRule;
 30   
 import org.apache.hivemind.schema.rules.ReadAttributeRule;
 31   
 
 32   
 /**
 33   
  * Descriptor for the <conversion> module descriptor element.
 34   
  *
 35   
  * @author Howard Lewis Ship
 36   
  */
 37   
 public class ConversionDescriptor extends BaseLocatable
 38   
 {
 39   
     private static final Log LOG = LogFactory.getLog(ConversionDescriptor.class);
 40   
 
 41   
     private ErrorHandler _errorHandler;
 42   
     private ElementModelImpl _elementModel;
 43   
 
 44   
     private String _className;
 45   
     private String _parentMethodName = "addElement";
 46   
     private Map _attributeMappings = new HashMap();
 47   
 
 48  488
     public ConversionDescriptor(
 49   
         ErrorHandler errorHandler,
 50   
         ElementModelImpl elementModel,
 51   
         Location location)
 52   
     {
 53  488
         _errorHandler = errorHandler;
 54  488
         _elementModel = elementModel;
 55   
 
 56  488
         setLocation(location);
 57   
     }
 58   
 
 59   
     /**
 60   
      * Adds a mapping for an attribute; these come from <map>
 61   
      * elements nested within the <conversion> element.  A check
 62   
      * for duplicate attribute mappings (that is, duplicated attribute name),
 63   
      * and an error is logged (and the duplicate ignored).
 64   
      */
 65  776
     public void addAttributeMapping(AttributeMappingDescriptor descriptor)
 66   
     {
 67  776
         String attributeName = descriptor.getAttributeName();
 68   
 
 69  776
         AttributeMappingDescriptor existing =
 70   
             (AttributeMappingDescriptor) _attributeMappings.get(attributeName);
 71   
 
 72  776
         if (existing != null)
 73   
         {
 74  1
             _errorHandler.error(
 75   
                 LOG,
 76   
                 ParseMessages.dupeAttributeMapping(descriptor, existing),
 77   
                 descriptor.getLocation(),
 78   
                 null);
 79   
 
 80  1
             return;
 81   
         }
 82   
 
 83  775
         _attributeMappings.put(attributeName, descriptor);
 84   
     }
 85   
 
 86  488
     public void setClassName(String string)
 87   
     {
 88  488
         _className = string;
 89   
     }
 90   
 
 91  1
     public void setParentMethodName(String string)
 92   
     {
 93  1
         _parentMethodName = string;
 94   
     }
 95   
 
 96   
     /**
 97   
      * Invoked once all <map> elements have been processed; this creates
 98   
      * {@link org.apache.hivemind.schema.Rule}s that are added
 99   
      * to the {@link ElementModelImpl}.
 100   
      */
 101  488
     public void addRulesForModel()
 102   
     {
 103  488
         _elementModel.addRule(new CreateObjectRule(_className));
 104   
 
 105  488
         addAttributeRules();
 106   
 
 107  488
         _elementModel.addRule(new InvokeParentRule(_parentMethodName));
 108   
     }
 109   
 
 110  488
     private void addAttributeRules()
 111   
     {
 112  488
         Iterator i = _elementModel.getAttributeModels().iterator();
 113   
 
 114  488
         while (i.hasNext())
 115   
         {
 116  1364
             AttributeModel am = (AttributeModel) i.next();
 117  1364
             String attributeName = am.getName();
 118   
 
 119  1364
             AttributeMappingDescriptor amd =
 120   
                 (AttributeMappingDescriptor) _attributeMappings.get(attributeName);
 121   
 
 122  1364
             if (amd == null)
 123   
             {
 124  590
                 _elementModel.addRule(
 125   
                     new ReadAttributeRule(
 126   
                         attributeName,
 127   
                         constructPropertyName(attributeName),
 128   
                         null,
 129   
                         getLocation()));
 130   
             }
 131   
             else
 132   
             {
 133  774
                 String propertyName = amd.getPropertyName();
 134  774
                 if (propertyName == null)
 135  0
                     propertyName = constructPropertyName(attributeName);
 136   
 
 137  774
                 _elementModel.addRule(
 138   
                     new ReadAttributeRule(attributeName, propertyName, null, amd.getLocation()));
 139   
 
 140  774
                 _attributeMappings.remove(attributeName);
 141   
             }
 142   
         }
 143   
 
 144  488
         if (!_attributeMappings.isEmpty())
 145  1
             _errorHandler.error(
 146   
                 LOG,
 147   
                 ParseMessages.extraMappings(_attributeMappings.keySet(), _elementModel),
 148   
                 _elementModel.getLocation(),
 149   
                 null);
 150   
     }
 151   
 
 152  590
     private String constructPropertyName(String attributeName)
 153   
     {
 154  590
         int dashx = attributeName.indexOf('-');
 155  590
         if (dashx < 0)
 156  589
             return attributeName;
 157   
 
 158  1
         int length = attributeName.length();
 159  1
         StringBuffer buffer = new StringBuffer(length);
 160   
 
 161  1
         buffer.append(attributeName.substring(0, dashx));
 162  1
         boolean toUpper = true;
 163   
 
 164  1
         for (int i = dashx + 1; i < length; i++)
 165   
         {
 166  14
             char ch = attributeName.charAt(i);
 167   
 
 168  14
             if (ch == '-')
 169   
             {
 170  1
                 toUpper = true;
 171  1
                 continue;
 172   
             }
 173   
 
 174  13
             if (toUpper)
 175  2
                 ch = Character.toUpperCase(ch);
 176   
 
 177  13
             buffer.append(ch);
 178   
 
 179  13
             toUpper = false;
 180   
         }
 181   
 
 182  1
         return buffer.toString();
 183   
     }
 184   
 }
 185