mirror of
https://github.com/servalproject/serval-dna.git
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83 lines
2.2 KiB
Java
83 lines
2.2 KiB
Java
/**
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* Copyright (C) 2012 Serval Project, Inc.
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*
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* This file is part of Serval Software (http://www.servalproject.org)
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*
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* Serval Software is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this source code; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package org.servalproject.servaldna;
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import java.nio.ByteBuffer;
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public class SubscriberId extends AbstractId {
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public static final int BINARY_SIZE = 32;
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@Override
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public int getBinarySize() {
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return BINARY_SIZE;
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}
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public SubscriberId(String hex) throws InvalidHexException {
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super(hex);
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}
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public SubscriberId(ByteBuffer b) throws InvalidBinaryException {
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super(b);
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}
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public SubscriberId(byte[] binary) throws InvalidBinaryException {
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super(binary);
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}
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@Override
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public String abbreviation() {
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return "sid:" + toHex(6) + "*";
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}
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/** Return true iff this SID is a broadcast address.
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*
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* At the moment, a broadcast address is defined as one whose bits are all 1 except
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* for the final 64 bits, which could be anything. This definition may change in
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* future, so treat this code with a grain of salt.
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*/
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public boolean isBroadcast() {
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return this.equals(broadcastSid);
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}
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public static SubscriberId broadcastSid;
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public static SubscriberId ANY;
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static {
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byte buff[] = new byte[BINARY_SIZE];
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for (int i = 0; i < BINARY_SIZE; i++)
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buff[i] = (byte) 0xff;
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try {
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broadcastSid = new SubscriberId(buff);
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} catch (InvalidBinaryException e) {
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// TODO log error?
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}
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buff = new byte[BINARY_SIZE];
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for (int i = 0; i < BINARY_SIZE; i++)
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buff[i] = (byte) 0x00;
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try {
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ANY = new SubscriberId(buff);
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} catch (InvalidBinaryException e) {
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// TODO log error?
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}
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}
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}
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