Mercurial > hg > Members > kono > WifiBroadcast

annotate src/wifibroadcast/WifiMulticast.java @ 1:649b8573372c

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cleanup
author one
date Sat, 28 Jul 2012 12:24:04 +0900
parents df9d16620c08
children 2a328333ba70
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df9d16620c08 Wifi broad cast test program
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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1 package wifibroadcast;
df9d16620c08 Wifi broad cast test program
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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2
df9d16620c08 Wifi broad cast test program
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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3 import java.io.IOException;
df9d16620c08 Wifi broad cast test program
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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4 import java.nio.ByteBuffer;
df9d16620c08 Wifi broad cast test program
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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5
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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6
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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7 import java.net.DatagramPacket;
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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8 import java.net.InetAddress;
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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9 import java.net.MulticastSocket;
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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10
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649b8573372c cleanup
one
parents: 0
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11 public class WifiMulticast implements WifiReceiver,WifiSender {
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df9d16620c08 Wifi broad cast test program
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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12 private MulticastSocket soc;
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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13 private InetAddress mAddr;
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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14 private int port;
df9d16620c08 Wifi broad cast test program
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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15
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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16 public WifiMulticast(String mCASTADDR, int port) throws IOException {
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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17 this.port = port;
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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18 try {
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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19 mAddr = InetAddress.getByName(mCASTADDR);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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20 soc = new MulticastSocket(port);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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21 soc.joinGroup(mAddr);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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22 } catch (IOException e) {
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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23 e.printStackTrace();
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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24 }
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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25 }
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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27 @Override
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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28 public void recieve(ByteBuffer testData, long timeout) throws IOException {
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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29 DatagramPacket packet = new DatagramPacket(testData.array(),testData.capacity());
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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30 soc.receive(packet);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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31 testData.limit(packet.getLength());
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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32 testData.position(0);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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33 }
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34
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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35 @Override
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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36 public void send(ByteBuffer testData) throws IOException {
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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37 DatagramPacket sendPacket = new DatagramPacket(testData.array(), testData.limit(),mAddr, port);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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38 soc.send(sendPacket);
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39 }
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41 }
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