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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