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76 lines
2.9 KiB
Java
76 lines
2.9 KiB
Java
/*
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* Copyright (c) 2006, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: IPDistributor.java,v 1.1 2006/08/21 12:12:56 fros4943 Exp $
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*/
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package se.sics.cooja;
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import java.lang.reflect.Constructor;
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import java.util.Vector;
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import org.apache.log4j.Logger;
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/**
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* A IP distributor is used for determining IP addresses of newly created motes.
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*
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* @author Fredrik Osterlind
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*/
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public abstract class IPDistributor {
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private static Logger logger = Logger.getLogger(IPDistributor.class);
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/**
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* This method creates an instance of the given class with the given vector as
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* constructor argument. Instead of calling the constructors directly this
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* method may be used.
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*
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* @param ipDistClass Class
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* @param newMotes All motes that later should be assigned IP numbers
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* @return IP distributor instance
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*/
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public static final IPDistributor generateInterface(
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Class<? extends IPDistributor> ipDistClass, Vector<Mote> newMotes) {
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try {
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// Generating IP distributor
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Constructor constr = ipDistClass
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.getConstructor(new Class[]{Vector.class});
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return (IPDistributor) constr.newInstance(new Object[]{newMotes});
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} catch (Exception e) {
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logger.fatal("Exception when creating " + ipDistClass + ": " + e);
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return null;
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}
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}
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/**
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* Returns the next mote position.
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*
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* @return Position
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*/
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public abstract String getNextIPAddress();
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}
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