Coverage Report - org.apache.tapestry.services.impl.LocalizedPropertySource
 
Classes in this File Line Coverage Branch Coverage Complexity
LocalizedPropertySource
0%
0/13
0%
0/4
2.5
 
 1  
 // Copyright 2005 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.tapestry.services.impl;
 16  
 
 17  
 import java.util.Locale;
 18  
 
 19  
 import org.apache.hivemind.util.Defense;
 20  
 import org.apache.hivemind.util.LocalizedNameGenerator;
 21  
 import org.apache.tapestry.engine.IPropertySource;
 22  
 
 23  
 /**
 24  
  * Wraps around a {@link org.apache.tapestry.engine.IPropertySource}to query a series of localized
 25  
  * keys.
 26  
  * <p>
 27  
  * This is much simpler than the old {@link LocalizedPropertySource}, and
 28  
  * allows the locale to be specified on a thread-safe, per-invocation basis.
 29  
  * 
 30  
  * @author Howard M. Lewis Ship
 31  
  * @since 4.0
 32  
  */
 33  
 public class LocalizedPropertySource
 34  
 {
 35  
     private IPropertySource _source;
 36  
 
 37  
     public LocalizedPropertySource(IPropertySource source)
 38  0
     {
 39  0
         Defense.notNull(source, "source");
 40  
 
 41  0
         _source = source;
 42  0
     }
 43  
 
 44  
     /**
 45  
      * Get the property from the source, trying different variations of propertyName (adding
 46  
      * suffixes).
 47  
      * 
 48  
      * @param propertyName
 49  
      *            the base property name to search with.
 50  
      * @param locale
 51  
      *            the Locale used to generate suffixes (may be null).
 52  
      */
 53  
 
 54  
     public String getPropertyValue(String propertyName, Locale locale)
 55  
     {
 56  0
         Defense.notNull(propertyName, "propertyName");
 57  
 
 58  0
         LocalizedNameGenerator g = new LocalizedNameGenerator(propertyName, locale, "");
 59  
 
 60  0
         while (g.more())
 61  
         {
 62  0
             String localizedName = g.next();
 63  
 
 64  0
             String result = _source.getPropertyValue(localizedName);
 65  
 
 66  0
             if (result != null)
 67  0
                 return result;
 68  0
         }
 69  
 
 70  0
         return null;
 71  
     }
 72  
 }