Java examples for java.util:List Compare
Combine two Dictionary properties lists.
/* --------------------------------------------------------=== * TradeManager : An application to trade strategies for the Java(tm) platform * --------------------------------------------------------=== * * (C) Copyright 2011-2011, by Simon Allen and Contributors. * * Project Info: org.trade// w ww.j a v a2 s . c o m * * This library is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public * License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, * USA. * * [Java is a trademark or registered trademark of Oracle, Inc. * in the United States and other countries.] * * (C) Copyright 2011-2011, by Simon Allen and Contributors. * * Original Author: Simon Allen; * Contributor(s): -; * * Changes * ------- * */ //package com.book2s; import java.util.Dictionary; import java.util.Enumeration; public class Main { /** * Combine two properties lists. All properties from source are copied to * destination. <i>destination</i> is the result. * * Properties that exist in both source and destination will be overwritten * with values from source. * * Hastables and Properties can be used as they are Dictionaries. * * * @param source * Dictionary<Object,Object> * @param destination * Dictionary<Object,Object> */ public static void copyOverwrite(Dictionary<Object, Object> source, Dictionary<Object, Object> destination) { if ((destination == null) || (source == null)) { throw new IllegalArgumentException( "Invalid arguments specified : source = " + source + " destination = " + destination); } Object key; Enumeration<Object> enumKey = source.keys(); while (enumKey.hasMoreElements()) { key = enumKey.nextElement(); destination.put(key, source.get(key)); } } }