Coverage report

| %line | %branch
--- | --- | ---
org.apache.commons.configuration.ConfigurationMap$ConfigurationSet$Entry |
70% |
100% |

1 |  |
     /*
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      * Copyright 2001-2004 The Apache Software Foundation.
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      *
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      * Licensed under the Apache License, Version 2.0 (the "License")
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      * you may not use this file except in compliance with the License.
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      * You may obtain a copy of the License at
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      *
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      *     http://www.apache.org/licenses/LICENSE-2.0
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      *
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      * Unless required by applicable law or agreed to in writing, software
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      * distributed under the License is distributed on an "AS IS" BASIS,
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      * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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      * See the License for the specific language governing permissions and
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      * limitations under the License.
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      */
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     package org.apache.commons.configuration;
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     import java.util.AbstractMap;
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     import java.util.AbstractSet;
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     import java.util.Iterator;
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     import java.util.Map;
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     import java.util.Set;
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     /**
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      * <p>The <code>ConfigurationMap</code> wraps a
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      * configuration-collection
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      * {@link org.apache.commons.configuration.Configuration}
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      * instance to provide a <code>Map</code> interface.</p>
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      *
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      * @todo This implementation is incomplete.
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      *
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      * @author <a href="mailto:ricardo.gladwell@btinternet.com">Ricardo Gladwell</a>
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      */
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     public class ConfigurationMap
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             extends AbstractMap
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     {
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         /**
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          * The <code>Configuration</code> wrapped by this class.
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          */
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         Configuration configuration = null;
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         /**
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          * Creates a new instance of a <code>ConfigurationMap</code>
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          * that wraps the specified <code>Configuration</code>
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          * instance.
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          * @param configuration <code>Configuration</code>
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          * instance.
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          */
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         public ConfigurationMap(Configuration configuration)
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         {
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             this.configuration = configuration;
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         }
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         /**
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          * @see java.util.Map#entrySet()
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          */
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         public Set entrySet()
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         {
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             return new ConfigurationSet(configuration);
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         }
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         /**
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          * @see java.util.Map#put(java.lang.Object, java.lang.Object)
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          */
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         public Object put(Object key, Object value)
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         {
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             String strKey = String.valueOf(key);
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             Object old = configuration.getProperty(strKey);
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             configuration.setProperty(strKey, value);
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             return old;
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         }
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         /**
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          * @see java.util.Map#get(java.lang.Object)
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          */
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         public Object get(Object key)
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         {
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             return configuration.getProperty(String.valueOf(key));
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         }
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         static class ConfigurationSet
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                 extends AbstractSet
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         {
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             private Configuration configuration = null;
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             private class Entry
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                     implements Map.Entry
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             {
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                 private Object key = null;
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                 private Entry(Object key)
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                 {
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                     this.key = key;
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                 }
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                 public Object getKey()
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                 {
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                     return key;
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                 }
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                 public Object getValue()
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                 {
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                     return configuration.getProperty((String) key);
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                 }
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                 public Object setValue(Object value)
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                 {
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                     Object old = getValue();
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                     configuration.setProperty((String) key, value);
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                     return old;
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                 }
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             }
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             private class ConfigurationSetIterator
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                     implements Iterator
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             {
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                 private Iterator keys;
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                 private ConfigurationSetIterator()
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                 {
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                     keys = configuration.getKeys();
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                 }
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                 public boolean hasNext()
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                 {
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                     return keys.hasNext();
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                 }
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                 public Object next()
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                 {
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                     return new Entry(keys.next());
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                 }
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                 public void remove()
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                 {
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                     keys.remove();
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                 }
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             }
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             ConfigurationSet(Configuration configuration)
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             {
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                 this.configuration = configuration;
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             }
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             /**
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              * @see java.util.Collection#size()
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              */
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             public int size()
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             {
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                 // Ouch. Now _that_ one is expensive...
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                 int count = 0;
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                 for (Iterator iterator = configuration.getKeys(); iterator.hasNext(); )
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                 {
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                     iterator.next();
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                     count++;
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                 }
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                 return count;
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             }
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             /**
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              * @see java.util.Collection#iterator()
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              */
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             public Iterator iterator()
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             {
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                 return new ConfigurationSetIterator();
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             }
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         }
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     }

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