Coverage Report - org.codehaus.plexus.component.configurator.converters.composite.PropertiesConverter
 
Classes in this File Line Coverage Branch Coverage Complexity
PropertiesConverter
90 %
19/21
75 %
9/12
3,667
 
 1  
 package org.codehaus.plexus.component.configurator.converters.composite;
 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  
 import java.util.Properties;
 35  
 
 36  
 /**
 37  
  * Converter for <code>java.util.Properties</code>.
 38  
  *
 39  
  * @author <a href="mailto:michal@codehaus.org">Michal Maczka</a>
 40  
  * @version $Id$
 41  
  */
 42  67
 public class PropertiesConverter
 43  
     extends AbstractConfigurationConverter
 44  
 {
 45  
     public boolean canConvert( Class type )
 46  
     {
 47  30
         return Properties.class.isAssignableFrom( type );
 48  
     }
 49  
 
 50  
     public Object fromConfiguration( ConverterLookup converterLookup, PlexusConfiguration configuration, Class type,
 51  
                                      Class baseType, ClassLoader classLoader, ExpressionEvaluator expressionEvaluator,
 52  
                                      ConfigurationListener listener )
 53  
         throws ComponentConfigurationException
 54  
     {
 55  
 
 56  4
         Object retValueInterpolated = fromExpression( configuration, expressionEvaluator, type );
 57  4
         if ( retValueInterpolated != null )
 58  
         {
 59  1
             return retValueInterpolated;
 60  
         }
 61  
 
 62  3
         String element = configuration.getName();
 63  
 
 64  3
         Properties retValue = new Properties();
 65  
 
 66  3
         PlexusConfiguration[] children = configuration.getChildren( "property" );
 67  
 
 68  3
         if ( children != null && children.length > 0 )
 69  
         {
 70  9
             for (PlexusConfiguration child : children) {
 71  6
                 addEntry(retValue, element, child, expressionEvaluator);
 72  
             }
 73  
         }
 74  
 
 75  3
         return retValue;
 76  
     }
 77  
 
 78  
     private void addEntry( Properties properties, String element, PlexusConfiguration property,
 79  
                            ExpressionEvaluator expressionEvaluator )
 80  
         throws ComponentConfigurationException
 81  
     {
 82  6
         Object name = fromExpression( property.getChild( "name" ), expressionEvaluator );
 83  
 
 84  6
         if ( name == null )
 85  
         {
 86  0
             String msg =
 87  
                 "Trying to convert the configuration element: '" + element
 88  
                     + "', missing child element 'name' for property.";
 89  
 
 90  0
             throw new ComponentConfigurationException( msg );
 91  
         }
 92  
 
 93  6
         Object value = fromExpression( property.getChild( "value" ), expressionEvaluator );
 94  
 
 95  6
         if ( value == null )
 96  
         {
 97  1
             properties.setProperty( name.toString(), "" );
 98  
         }
 99  
         else
 100  
         {
 101  5
             properties.setProperty( name.toString(), value.toString() );
 102  
         }
 103  6
     }
 104  
 
 105  
 }