001    /* 
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *   http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    package org.apache.felix.framework.util;
020    
021    import java.util.Enumeration;
022    import java.util.Iterator;
023    
024    public class IteratorToEnumeration implements Enumeration
025    {
026        private final Iterator m_iter;
027    
028        public IteratorToEnumeration(Iterator iter)
029        {
030            m_iter = iter;
031        }
032    
033        public boolean hasMoreElements()
034        {
035            if (m_iter == null)
036                return false;
037            return m_iter.hasNext();
038        }
039    
040        public Object nextElement()
041        {
042            if (m_iter == null)
043                return null;
044            return m_iter.next();
045        }
046    }