Package org.apache.hadoop.mapred

Examples of org.apache.hadoop.mapred.JobTracker.renewDelegationToken()

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    ugi.doAs(new PrivilegedExceptionAction<Object>() {
      public Object run() throws Exception {
        try {
          Token<DelegationTokenIdentifier> token = jt
              .getDelegationToken(new Text(ugi.getShortUserName()));
          jt.renewDelegationToken(token);
          jt.cancelDelegationToken(token);
        } catch (IOException e) {
          e.printStackTrace();
          throw e;
        }
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    final Token<DelegationTokenIdentifier> token = generateDelegationToken(
        "owner", ugi.getShortUserName());
    ugi.doAs(new PrivilegedExceptionAction<Object>() {
      public Object run() throws Exception {
        try {
          jt.renewDelegationToken(token);
          Assert
              .fail("Delegation token should not be renewed without Kerberos authentication");
        } catch (IOException e) {
          // success
        }
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