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1 package jp.ac.u_ryukyu.alicevnc;
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2
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3 import java.util.ArrayList;
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4 import java.util.List;
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5
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6 import jp.ac.u_ryukyu.alicevnc.ChangeRequestMessage.MessageType;
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7 import alice.codesegment.CodeSegment;
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8 import alice.datasegment.CommandType;
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9 import alice.datasegment.Receiver;
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10
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11 public class SendChangeRequest extends CodeSegment {
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12
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13 private Receiver info = ids.create(CommandType.PEEK); // hostName
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14 private Receiver info1 = ids.create(CommandType.PEEK); // connection list
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15 private Receiver info2 = ids.create(CommandType.PEEK); // AliceVNCConfig
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16 private Receiver info3 = ids.create(CommandType.TAKE); // request
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17
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18 public SendChangeRequest(){
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19 info.setKey("host");
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20 info1.setKey("_CLIST");
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21 info2.setKey("AliceVNCConfig");
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22 info3.setKey("Request");
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23 }
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25 @Override
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26 public void run() {
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27 AliceVNCConfig config = info2.asClass(AliceVNCConfig.class);
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28 String hostname = info.asString();
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29
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30 @SuppressWarnings("unchecked")
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31 List<String> clist = info1.asClass(List.class);
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32
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33 ChangeRequestMessage mes = new ChangeRequestMessage(MessageType.ChangeRequest);
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34 mes.allowChange = config.getAllowChange();
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35 mes.route = new ArrayList<String>();
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36 mes.name = hostname;
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37
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38 String address = "local";
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39 if (clist.contains("parent")){ // this node is not root. compare node0 is better?
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40 address = "parent";
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41 }
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42
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43 ods.put(address, "changeRequest", mes);
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44 new SendChangeRequest();
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45 }
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46
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47 }
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