/* * TeleStax, Open Source Cloud Communications * Copyright 2012, Telestax Inc and individual contributors * by the @authors tag. See the copyright.txt in the distribution for a * full listing of individual contributors. * * This 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 software 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 software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ /** * Start time:14:58:14 2009-04-05<br> * Project: mobicents-isup-stack<br> * * @author <a href="mailto:baranowb@gmail.com"> Bartosz Baranowski * </a> * */ package org.mobicents.protocols.ss7.isup.impl.message.parameter; import org.mobicents.protocols.ss7.isup.ParameterException; import org.mobicents.protocols.ss7.isup.message.parameter.HopCounter; /** * Start time:14:58:14 2009-04-05<br> * Project: mobicents-isup-stack<br> * * @author <a href="mailto:baranowb@gmail.com"> Bartosz Baranowski </a> */ public class HopCounterImpl extends AbstractISUPParameter implements HopCounter { private int hopCounter; public HopCounterImpl(byte[] b) throws ParameterException { super(); decode(b); } public HopCounterImpl() { super(); } public HopCounterImpl(int hopCounter) { super(); this.hopCounter = hopCounter; } public int decode(byte[] b) throws ParameterException { if (b == null || b.length != 1) { throw new ParameterException("byte[] must not be null and length must be 1"); } this.hopCounter = b[0] & 0x1F; return 1; } public byte[] encode() throws ParameterException { return new byte[] { (byte) (this.hopCounter & 0x1F) }; } public int getHopCounter() { return hopCounter; } public void setHopCounter(int hopCounter) { this.hopCounter = hopCounter; } public int getCode() { return _PARAMETER_CODE; } }