Mercurial > hg > Members > tatsuki > Alice

annotate src/topology/manager/IncomingHosts.java @ 26:9c6b9e032338

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implements TopologyNode
author kazz <kazz@cr.ie.u-ryukyu.ac.jp>
date Tue, 17 Jan 2012 03:11:23 +0900
parents 50c75cb3de60
children
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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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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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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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9 import org.msgpack.type.ValueFactory;
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10
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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11 import alice.codesegment.CodeSegment;
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12 import alice.datasegment.CommandType;
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13 import alice.datasegment.DataSegment;
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14 import alice.datasegment.DataSegmentManager;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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15 import alice.datasegment.DataSegmentReceiver;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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16 import alice.topology.HostMessage;
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17
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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18 public class IncomingHosts extends CodeSegment {
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ebd91e607b63 implements TopologyManager
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20 HashMap<String, LinkedList<NodeInfo>> topology;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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21 LinkedList<String> nodeNames;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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22 DataSegmentReceiver host = new DataSegmentReceiver(ids, CommandType.TAKE);
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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23 Logger logger = Logger.getLogger(IncomingHosts.class);
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25 public IncomingHosts(HashMap<String, LinkedList<NodeInfo>> topology, LinkedList<String> nodeNames) {
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26 this.topology = topology;
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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27 this.nodeNames = nodeNames;
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28 }
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29
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30 @Override
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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31 public void run() {
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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32 MessagePack msgpack = new MessagePack();
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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33 try {
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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34 HostMessage host = msgpack.convert(this.host.val, HostMessage.class);
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35 String nodeName = nodeNames.poll();
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36 DataSegmentManager manager = DataSegment.connect(nodeName, host.name, host.port);
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37 manager.put("host", ValueFactory.createRawValue(nodeName));
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38 LinkedList<NodeInfo> nodes = topology.get(nodeName);
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39 for (NodeInfo nodeInfo : nodes) {
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40 HostMessage newHost = new HostMessage(host.name, host.port, nodeInfo.connectionName);
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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41 ods.put("local", nodeInfo.sourceNodeName, msgpack.unconvert(newHost));
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42 }
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43 } catch (IOException e) {
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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44 logger.error("HostMessage format error");
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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45 e.printStackTrace();
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46 }
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9c6b9e032338 implements TopologyNode
kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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48 if (nodeNames.isEmpty()) {
9c6b9e032338 implements TopologyNode
kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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49 // configuration finish
9c6b9e032338 implements TopologyNode
kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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50 for (String key : topology.keySet()) {
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51 ods.put("local", key, ValueFactory.createNilValue());
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52 }
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53 } else {
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54 IncomingHosts cs = new IncomingHosts(topology, nodeNames);
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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55 cs.host.setKey("local", "host");
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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56 }
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kazz <kazz@cr.ie.u-ryukyu.ac.jp>
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57 }
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58
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59 }