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1 package de.mpiwg.itgroup.annotationManager.restlet;
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2
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3 import java.io.IOException;
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4
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5 import javax.security.auth.callback.Callback;
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6 import javax.security.auth.callback.CallbackHandler;
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7 import javax.security.auth.callback.ConfirmationCallback;
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8 import javax.security.auth.callback.NameCallback;
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9 import javax.security.auth.callback.PasswordCallback;
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10 import javax.security.auth.callback.TextOutputCallback;
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11 import javax.security.auth.callback.UnsupportedCallbackException;
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12
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13 public class MyCallBackHandler implements CallbackHandler {
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14
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15
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16 private String username;
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17 private String password;
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18
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19 public MyCallBackHandler(String username, String password) {
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20 this.username=username;
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21 this.password=password;
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22 }
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23
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24 @Override
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25 public void handle(Callback[] callbacks) throws IOException,
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26 UnsupportedCallbackException {
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27 for (int i = 0; i < callbacks.length; i++) {
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28 if (callbacks[i] instanceof TextOutputCallback) {
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29
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30 // do nothing
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31 } else if (callbacks[i] instanceof NameCallback) {
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32
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33 NameCallback nc = (NameCallback)callbacks[i];
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34 nc.setName(username);
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35
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36 } else if (callbacks[i] instanceof PasswordCallback) {
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37
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38 PasswordCallback nc = (PasswordCallback)callbacks[i];
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39 nc.setPassword(password.toCharArray());
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40 } else {
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41 throw new UnsupportedCallbackException
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42 (callbacks[i], "Unrecognized Callback");
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43 }
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44 }
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45
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46 }
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47
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48 }
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