Clover coverage report - Code Coverage for hivemind release 1.0-beta-1
Coverage timestamp: Sat Jul 3 2004 09:41:37 EDT
file stats: LOC: 83   Methods: 3
NCLOC: 42   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
SmartTranslator.java 100% 100% 100% 100%
coverage
 1   
 //  Copyright 2004 The Apache Software Foundation
 2   
 //
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 // 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.
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 // You may obtain a copy of the License at
 6   
 //
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 //     http://www.apache.org/licenses/LICENSE-2.0
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 //
 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.
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 15   
 package org.apache.hivemind.schema.rules;
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 17   
 import java.beans.PropertyEditor;
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 import java.beans.PropertyEditorManager;
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 import java.util.Map;
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 21   
 import org.apache.hivemind.ApplicationRuntimeException;
 22   
 import org.apache.hivemind.HiveMind;
 23   
 import org.apache.hivemind.internal.Module;
 24   
 import org.apache.hivemind.schema.Translator;
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 26   
 /**
 27   
  * A "smart" translator that attempts to automatically convert from string types
 28   
  * to object or 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;
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 36  85
     public SmartTranslator()
 37   
     {
 38   
     }
 39   
 
 40   
     /**
 41   
      * Initializers:
 42   
      * <ul>
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      * <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   
     }
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 53  1793
     public Object translate(Module contributingModule, Class propertyType, String inputValue)
 54   
     {
 55  1793
         if (HiveMind.isBlank(inputValue))
 56   
         {
 57  3
             if (_default == null)
 58  2
                 return null;
 59   
 
 60  1
             inputValue = _default;
 61   
         }
 62   
 
 63  1791
         try
 64   
         {
 65  1791
             PropertyEditor e = PropertyEditorManager.findEditor(propertyType);
 66   
 
 67  1791
             if (e == null)
 68  1
                 throw new ApplicationRuntimeException(RulesMessages.noPropertyEditor(propertyType));
 69   
 
 70  1790
             e.setAsText(inputValue);
 71   
 
 72  1790
             return e.getValue();
 73   
         }
 74   
         catch (Exception ex)
 75   
         {
 76  1
             throw new ApplicationRuntimeException(
 77   
                 RulesMessages.smartTranslatorError(inputValue, propertyType, ex));
 78   
 
 79   
         }
 80   
     }
 81   
 
 82   
 }
 83