Clover coverage report - Code Coverage for hivemind release 1.1-alpha-2
Coverage timestamp: Wed Feb 23 2005 09:59:04 EST
file stats: LOC: 94   Methods: 3
NCLOC: 47   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
SmartTranslator.java 100% 100% 100% 100%
coverage
 1   
 // Copyright 2004, 2005 The Apache Software Foundation
 2   
 //
 3   
 // Licensed under the Apache License, Version 2.0 (the "License");
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 // 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.schema.rules;
 16   
 
 17   
 import java.beans.PropertyEditor;
 18   
 import java.beans.PropertyEditorManager;
 19   
 import java.util.Map;
 20   
 
 21   
 import org.apache.hivemind.ApplicationRuntimeException;
 22   
 import org.apache.hivemind.Location;
 23   
 import org.apache.hivemind.internal.Module;
 24   
 import org.apache.hivemind.schema.Translator;
 25   
 
 26   
 /**
 27   
  * A "smart" translator that attempts to automatically convert from string types to object or
 28   
  * wrapper types, using {@link java.beans.PropertyEditor}s.
 29   
  * 
 30   
  * @author Howard Lewis Ship
 31   
  */
 32   
 public class SmartTranslator implements Translator
 33   
 {
 34   
     private String _default;
 35   
 
 36  132
     public SmartTranslator()
 37   
     {
 38   
     }
 39   
 
 40   
     /**
 41   
      * Initializers:
 42   
      * <ul>
 43   
      * <li>default: default value for empty input
 44   
      * </ul>
 45   
      */
 46  1
     public SmartTranslator(String initializer)
 47   
     {
 48  1
         Map m = RuleUtils.convertInitializer(initializer);
 49   
 
 50  1
         _default = (String) m.get("default");
 51   
     }
 52   
 
 53  3842
     public Object translate(Module contributingModule, Class propertyType, String inputValue,
 54   
             Location location)
 55   
     {
 56   
         // HIVEMIND-10: Inside JavaWebStart you (strangely) can't rely on
 57   
         // a PropertyEditor for String (even though it is trivial).
 58   
 
 59  3842
         if (inputValue == null)
 60   
         {
 61  3
             if (_default == null)
 62  2
                 return null;
 63   
 
 64  1
             inputValue = _default;
 65   
         }
 66   
 
 67  3840
         if (propertyType.equals(String.class) || propertyType.equals(Object.class))
 68  3827
             return inputValue;
 69   
 
 70   
         // TODO: This duplicates logic inside PropertyAdaptor.
 71   
 
 72  13
         try
 73   
         {
 74  13
             PropertyEditor e = PropertyEditorManager.findEditor(propertyType);
 75   
 
 76  13
             if (e == null)
 77  1
                 throw new ApplicationRuntimeException(RulesMessages.noPropertyEditor(propertyType),
 78   
                         location, null);
 79   
 
 80  12
             e.setAsText(inputValue);
 81   
 
 82  11
             return e.getValue();
 83   
         }
 84   
         catch (Exception ex)
 85   
         {
 86  2
             throw new ApplicationRuntimeException(RulesMessages.smartTranslatorError(
 87   
                     inputValue,
 88   
                     propertyType,
 89   
                     ex), location, ex);
 90   
 
 91   
         }
 92   
     }
 93   
 
 94   
 }