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431
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1 package alice.topology.manager;
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2
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3 import java.security.MessageDigest;
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4 import java.security.NoSuchAlgorithmException;
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5 import java.util.LinkedList;
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6
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7 import org.apache.commons.lang3.RandomStringUtils;
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8
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9 import alice.codesegment.CodeSegment;
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10 import alice.datasegment.CommandType;
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11 import alice.datasegment.Receiver;
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12
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13 public class CreateHash extends CodeSegment{
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14 // this CodeSegment change raw string to MD5
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15
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16 private Receiver info = ids.create(CommandType.TAKE); // order to create
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17 private Receiver info1 = ids.create(CommandType.TAKE);
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18
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19 public CreateHash(){
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20 info.setKey("orderHash");
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21 info1.setKey("createdList");
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22 }
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23
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24 @Override
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25 public void run() {
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435
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26 System.out.println("created");
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431
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27 @SuppressWarnings("unchecked")
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28 LinkedList<String> createdRawList = this.info1.asClass(LinkedList.class);
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29 boolean checkNewStr = false;
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30 String raw = null;
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31
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32 while (!checkNewStr){
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33 raw = RandomStringUtils.randomAscii(10);
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34 // checking raw String has already created
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35 int count = 0;
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36 for (String str : createdRawList) {
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37 if (raw.equals(str)) break;
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38 count++;
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39 }
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40 if (count == createdRawList.size())
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41 checkNewStr = true;
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42 }
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43 createdRawList.add(raw);
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44 ods.put(info1.key, createdRawList);
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45
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46 try { // convert to MD5
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47 String MD5 = convertMD5(raw);
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48
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49 ods.put("MD5", MD5);
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50 } catch (NoSuchAlgorithmException e) {
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51 }
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52 System.out.println("put hash");
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53 new CreateHash();
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54 }
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55
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56 private String convertMD5(String raw) throws NoSuchAlgorithmException{
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57 MessageDigest md = MessageDigest.getInstance("MD5");
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58 md.update(raw.getBytes());
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59 byte[] hash = md.digest();
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60 StringBuilder builder = new StringBuilder();
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61 for (int idx = 0; idx < hash.length; idx++) {
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62 if ((0xff & hash[idx]) < 0x10) {
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63 builder.append("0" + Integer.toHexString((0xff & hash[idx])));
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64 } else {
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65 builder.append(Integer.toHexString((0xff & hash[idx])));
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66 }
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67 }
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68 return builder.toString();
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69 }
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70
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71 }
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