Coverage report

  %line %branch
org.apache.commons.configuration.web.ServletFilterConfiguration
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 1  
 /*
 2  
  * Copyright 2004 The Apache Software Foundation.
 3  
  *
 4  
  * Licensed under the Apache License, Version 2.0 (the "License")
 5  
  * you may not use this file except in compliance with the License.
 6  
  * You may obtain a copy of the License at
 7  
  *
 8  
  *     http://www.apache.org/licenses/LICENSE-2.0
 9  
  *
 10  
  * Unless required by applicable law or agreed to in writing, software
 11  
  * distributed under the License is distributed on an "AS IS" BASIS,
 12  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13  
  * See the License for the specific language governing permissions and
 14  
  * limitations under the License.
 15  
  */
 16  
 
 17  
 package org.apache.commons.configuration.web;
 18  
 
 19  
 import java.util.Iterator;
 20  
 import java.util.List;
 21  
 import javax.servlet.FilterConfig;
 22  
 
 23  
 import org.apache.commons.collections.iterators.EnumerationIterator;
 24  
 import org.apache.commons.configuration.AbstractConfiguration;
 25  
 import org.apache.commons.configuration.PropertyConverter;
 26  
 
 27  
 /**
 28  
  * A configuration wrapper around a {@link FilterConfig}. This configuration is
 29  
  * read only, adding or removing a property will throw an
 30  
  * UnsupportedOperationException.
 31  
  *
 32  
  * @author <a href="mailto:ebourg@apache.org">Emmanuel Bourg</a>
 33  
  * @version $Revision: 155408 $, $Date: 2005-02-26 13:56:39 +0100 (Sa, 26 Feb 2005) $
 34  
  * @since 1.1
 35  
  */
 36  
 public class ServletFilterConfiguration extends AbstractConfiguration
 37  
 {
 38  
     protected FilterConfig config;
 39  
 
 40  
     /**
 41  
      * Create a ServletFilterConfiguration using the filter initialization parameters.
 42  72
      */
 43  72
     public ServletFilterConfiguration(FilterConfig config)
 44  184
     {
 45  112
         this.config = config;
 46  112
     }
 47  
 
 48  45
     public Object getProperty(String key)
 49  
     {
 50  98
         Object value = config.getInitParameter(key);
 51  98
         List list = PropertyConverter.split((String) value, getDelimiter());
 52  
 
 53  98
         return list.size() > 1 ? list : value;
 54  
     }
 55  
 
 56  
     /**
 57  
      * <p><strong>This operation is not supported and will throw an
 58  
      * UnsupportedOperationException.</strong></p>
 59  9
      *
 60  
      * @throws UnsupportedOperationException
 61  
      */
 62  
     protected void addPropertyDirect(String key, Object obj)
 63  
     {
 64  32
         throw new UnsupportedOperationException("Read only configuration");
 65  
     }
 66  
 
 67  
     public boolean isEmpty()
 68  
     {
 69  46
         return !getKeys().hasNext();
 70  
     }
 71  
 
 72  
     public boolean containsKey(String key)
 73  
     {
 74  28
         return getProperty(key) != null;
 75  
     }
 76  
 
 77  
     /**
 78  
      * <p><strong>This operation is not supported and will throw an
 79  
      * UnsupportedOperationException.</strong></p>
 80  9
      *
 81  
      * @throws UnsupportedOperationException
 82  
      */
 83  
     public void clearProperty(String key)
 84  
     {
 85  50
         throw new UnsupportedOperationException("Read only configuration");
 86  
     }
 87  
 
 88  
     public Iterator getKeys()
 89  
     {
 90  42
         return new EnumerationIterator(config.getInitParameterNames());
 91  
     }
 92  
 }

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