Coverage Report - org.codehaus.plexus.component.configurator.converters.basic.EnumConverter
 
Classes in this File Line Coverage Branch Coverage Complexity
EnumConverter
72 %
8/11
50 %
2/4
3,5
 
 1  
 package org.codehaus.plexus.component.configurator.converters.basic;
 2  
 
 3  
 /*
 4  
  * The MIT License
 5  
  *
 6  
  * Copyright (c) 2004, The Codehaus
 7  
  *
 8  
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
 9  
  * this software and associated documentation files (the "Software"), to deal in
 10  
  * the Software without restriction, including without limitation the rights to
 11  
  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 12  
  * of the Software, and to permit persons to whom the Software is furnished to do
 13  
  * so, subject to the following conditions:
 14  
  *
 15  
  * The above copyright notice and this permission notice shall be included in all
 16  
  * copies or substantial portions of the Software.
 17  
  *
 18  
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 19  
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 20  
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 21  
  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 22  
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 23  
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 24  
  * SOFTWARE.
 25  
  */
 26  
 
 27  
 import org.codehaus.plexus.component.configurator.ComponentConfigurationException;
 28  
 import org.codehaus.plexus.component.configurator.ConfigurationListener;
 29  
 import org.codehaus.plexus.component.configurator.converters.AbstractConfigurationConverter;
 30  
 import org.codehaus.plexus.component.configurator.converters.lookup.ConverterLookup;
 31  
 import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluator;
 32  
 import org.codehaus.plexus.configuration.PlexusConfiguration;
 33  
 
 34  
 /**
 35  
  * @author Benjamin Bentmann
 36  
  */
 37  67
 public class EnumConverter
 38  
     extends AbstractConfigurationConverter
 39  
 {
 40  
 
 41  
     public boolean canConvert( Class type )
 42  
     {
 43  83
         return type.isEnum();
 44  
     }
 45  
 
 46  
     public Object fromConfiguration( ConverterLookup converterLookup, PlexusConfiguration configuration, Class type,
 47  
                                      Class baseType, ClassLoader classLoader, ExpressionEvaluator expressionEvaluator,
 48  
                                      ConfigurationListener listener )
 49  
         throws ComponentConfigurationException
 50  
     {
 51  2
         if ( configuration.getChildCount() > 0 )
 52  
         {
 53  0
             throw new ComponentConfigurationException( "When configuring a basic element the configuration cannot "
 54  
                 + "contain any child elements. " + "Configuration element '" + configuration.getName() + "'." );
 55  
         }
 56  
 
 57  2
         Object retValue = fromExpression( configuration, expressionEvaluator );
 58  
 
 59  2
         if ( retValue instanceof String )
 60  
         {
 61  
             try
 62  
             {
 63  2
                 retValue = Enum.valueOf( type, (String) retValue );
 64  
             }
 65  0
             catch ( RuntimeException e )
 66  
             {
 67  0
                 throw new ComponentConfigurationException( "Cannot assign value " + retValue + " to property "
 68  
                     + configuration.getName() + " of " + baseType.getName() + ": " + e.getMessage(), e );
 69  2
             }
 70  
         }
 71  
 
 72  2
         return retValue;
 73  
     }
 74  
 
 75  
 }