Clover coverage report - Code Coverage for hivemind release 1.0-beta-2
Coverage timestamp: Sun Aug 1 2004 14:03:45 EDT
file stats: LOC: 188   Methods: 7
NCLOC: 124   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
ConversionDescriptor.java 94.4% 97.8% 100% 97.2%
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   
     private String _defaultTranslator;
 44   
 
 45   
     private String _className;
 46   
     private String _parentMethodName = "addElement";
 47   
     private Map _attributeMappings = new HashMap();
 48   
 
 49  423
     public ConversionDescriptor(
 50   
         ErrorHandler errorHandler,
 51   
         ElementModelImpl elementModel,
 52   
         String defaultTranslator,
 53   
         Location location)
 54   
     {
 55  423
         _errorHandler = errorHandler;
 56  423
         _elementModel = elementModel;
 57  423
         _defaultTranslator = defaultTranslator;
 58   
 
 59  423
         setLocation(location);
 60   
     }
 61   
 
 62   
     /**
 63   
      * Adds a mapping for an attribute; these come from <map>
 64   
      * elements nested within the <conversion> element.  A check
 65   
      * for duplicate attribute mappings (that is, duplicated attribute name),
 66   
      * and an error is logged (and the duplicate ignored).
 67   
      */
 68  672
     public void addAttributeMapping(AttributeMappingDescriptor descriptor)
 69   
     {
 70  672
         String attributeName = descriptor.getAttributeName();
 71   
 
 72  672
         AttributeMappingDescriptor existing =
 73   
             (AttributeMappingDescriptor) _attributeMappings.get(attributeName);
 74   
 
 75  672
         if (existing != null)
 76   
         {
 77  1
             _errorHandler.error(
 78   
                 LOG,
 79   
                 ParseMessages.dupeAttributeMapping(descriptor, existing),
 80   
                 descriptor.getLocation(),
 81   
                 null);
 82   
 
 83  1
             return;
 84   
         }
 85   
 
 86  671
         _attributeMappings.put(attributeName, descriptor);
 87   
     }
 88   
 
 89  423
     public void setClassName(String string)
 90   
     {
 91  423
         _className = string;
 92   
     }
 93   
 
 94  1
     public void setParentMethodName(String string)
 95   
     {
 96  1
         _parentMethodName = string;
 97   
     }
 98   
 
 99   
     /**
 100   
      * Invoked once all <map> elements have been processed; this creates
 101   
      * {@link org.apache.hivemind.schema.Rule}s that are added
 102   
      * to the {@link ElementModelImpl}.
 103   
      */
 104  423
     public void addRulesForModel()
 105   
     {
 106  423
         _elementModel.addRule(new CreateObjectRule(_className));
 107   
 
 108  423
         addAttributeRules();
 109   
 
 110  423
         _elementModel.addRule(new InvokeParentRule(_parentMethodName));
 111   
     }
 112   
 
 113  423
     private void addAttributeRules()
 114   
     {
 115  423
         Iterator i = _elementModel.getAttributeModels().iterator();
 116   
 
 117  423
         while (i.hasNext())
 118   
         {
 119  1182
             AttributeModel am = (AttributeModel) i.next();
 120  1182
             String attributeName = am.getName();
 121   
 
 122  1182
             AttributeMappingDescriptor amd =
 123   
                 (AttributeMappingDescriptor) _attributeMappings.get(attributeName);
 124   
 
 125  1182
             if (amd == null)
 126   
             {
 127  512
                 _elementModel.addRule(
 128   
                     new ReadAttributeRule(
 129   
                         attributeName,
 130   
                         constructPropertyName(attributeName),
 131   
                         null,
 132   
                         getLocation()));
 133   
             }
 134   
             else
 135   
             {
 136  670
                 String propertyName = amd.getPropertyName();
 137  670
                 if (propertyName == null)
 138  0
                     propertyName = constructPropertyName(attributeName);
 139   
 
 140  670
                 _elementModel.addRule(
 141   
                     new ReadAttributeRule(attributeName, propertyName, null, amd.getLocation()));
 142   
 
 143  670
                 _attributeMappings.remove(attributeName);
 144   
             }
 145   
         }
 146   
 
 147  423
         if (!_attributeMappings.isEmpty())
 148  1
             _errorHandler.error(
 149   
                 LOG,
 150   
                 ParseMessages.extraMappings(_attributeMappings.keySet(), _elementModel),
 151   
                 _elementModel.getLocation(),
 152   
                 null);
 153   
     }
 154   
 
 155  512
     private String constructPropertyName(String attributeName)
 156   
     {
 157  512
         int dashx = attributeName.indexOf('-');
 158  512
         if (dashx < 0)
 159  511
             return attributeName;
 160   
 
 161  1
         int length = attributeName.length();
 162  1
         StringBuffer buffer = new StringBuffer(length);
 163   
 
 164  1
         buffer.append(attributeName.substring(0, dashx));
 165  1
         boolean toUpper = true;
 166   
 
 167  1
         for (int i = dashx + 1; i < length; i++)
 168   
         {
 169  14
             char ch = attributeName.charAt(i);
 170   
 
 171  14
             if (ch == '-')
 172   
             {
 173  1
                 toUpper = true;
 174  1
                 continue;
 175   
             }
 176   
 
 177  13
             if (toUpper)
 178  2
                 ch = Character.toUpperCase(ch);
 179   
 
 180  13
             buffer.append(ch);
 181   
 
 182  13
             toUpper = false;
 183   
         }
 184   
 
 185  1
         return buffer.toString();
 186   
     }
 187   
 }
 188