| /* |
| * Copyright 1999-2004 The Apache Software Foundation. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.cocoon.components.web3.impl; |
| |
| import java.util.Properties; |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.io.InputStream; |
| import java.io.IOException; |
| |
| /** |
| * Properties helper class. |
| * |
| * @author <a href="mailto:michael.gerzabek@at.efp.cc">Michael Gerzabek</a> |
| * @since 2.1 |
| * @version CVS $Id: Web3Properties.java,v 1.5 2004/03/05 13:02:25 bdelacretaz Exp $ |
| */ |
| public class Web3Properties extends Properties { |
| |
| ArrayList orderedKeys = new ArrayList(); |
| |
| /** Creates new Properties */ |
| public Web3Properties() { |
| super(); |
| } |
| |
| public Web3Properties(Properties defaults) { |
| super(defaults); |
| } |
| |
| public synchronized Iterator getKeysIterator() { |
| return orderedKeys.iterator(); |
| } |
| |
| public static Web3Properties load(String name) throws Exception { |
| Web3Properties props = null; |
| InputStream is = Web3Properties.class.getResourceAsStream(name); |
| props = new Web3Properties(); |
| if (null != is) { |
| props.load(is); |
| return props; |
| } |
| else { |
| throw new IOException("Properties could not be loaded."); |
| } |
| } |
| |
| public synchronized Object put(Object key, Object value) { |
| Object obj = super.put(key, value); |
| orderedKeys.add(key); |
| return obj; |
| } |
| |
| public synchronized Object remove(Object key) { |
| Object obj = super.remove(key); |
| orderedKeys.remove(key); |
| return obj; |
| } |
| } |