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annotate src/topology/manager/IncomingHosts.java @ 22:2ca2d961a8d2

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implements outline of TopologyManager
author kazz <kazz@cr.ie.u-ryukyu.ac.jp>
date Tue, 17 Jan 2012 00:40:27 +0900
parents
children 54bf607118ae
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2ca2d961a8d2 implements outline of TopologyManager
kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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1 package topology.manager;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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2
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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3 import java.io.IOException;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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4 import java.util.HashMap;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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5 import java.util.LinkedList;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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6
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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7 import org.apache.log4j.Logger;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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8 import org.msgpack.MessagePack;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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9
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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10 import alice.codesegment.CodeSegment;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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11 import alice.datasegment.CommandType;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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12 import alice.datasegment.DataSegmentReceiver;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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13 import alice.topology.HostMessage;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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14
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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15 public class IncomingHosts extends CodeSegment {
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16
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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17 HashMap<String, NodeInfo> topology;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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18 LinkedList<String> nodeNames;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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19 DataSegmentReceiver host = new DataSegmentReceiver(ids, CommandType.TAKE);
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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20 Logger logger = Logger.getLogger(IncomingHosts.class);
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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21
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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22 public IncomingHosts(HashMap<String, NodeInfo> topology, LinkedList<String> nodeNames) {
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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23 this.topology = topology;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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24 this.nodeNames = nodeNames;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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25 }
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26
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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27 @Override
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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28 public void run() {
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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29 MessagePack msgpack = new MessagePack();
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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30 try {
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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31 HostMessage host = msgpack.convert(this.host.val, HostMessage.class);
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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32 String nodeName = nodeNames.poll();
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33
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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34 // TODO: send nodeName to node
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35
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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36 } catch (IOException e) {
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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37 logger.error("HostMessage format error");
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38 e.printStackTrace();
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39 }
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40
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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41 if (!nodeNames.isEmpty()) {
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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42 IncomingHosts cs = new IncomingHosts(topology, nodeNames);
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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43 cs.host.setKey("local", "host");
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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44 }
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45
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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46 }
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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47
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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48 }