Package org.apache.hadoop.ipc

Examples of org.apache.hadoop.ipc.RemoteException

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        Call call = calls.get(id);

        boolean isError = in.readBoolean();     // read if error
        if (isError) {
          //noinspection ThrowableInstanceNeverThrown
          call.setException(new RemoteException( WritableUtils.readString(in),
              WritableUtils.readString(in)));
          calls.remove(id);
        } else {
          Writable value = ReflectionUtils.newInstance(valueClass, conf);
          value.readFields(in);                 // read value
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          if (call != null) {
            call.setValue(value);
          }
        } else if (state == Status.ERROR.state) {
          if (call != null) {
            call.setException(new RemoteException(WritableUtils.readString(in), WritableUtils
                .readString(in)));
          }
        } else if (state == Status.FATAL.state) {
          RemoteException exception = new RemoteException(WritableUtils.readString(in),
              WritableUtils.readString(in));
          // the call will be removed from call map, we must set Exception here to notify
          // the thread waited on the call
          if (call != null) {
            call.setException(exception);
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        }
        int state = in.readInt(); // Read the state.  Currently unused.
        if (isError) {
          if (call != null) {
            //noinspection ThrowableInstanceNeverThrown
            call.setException(new RemoteException(WritableUtils.readString(in),
                WritableUtils.readString(in)));
          }
        } else {
          Writable value = ReflectionUtils.newInstance(valueClass, conf);
          value.readFields(in);                 // read value
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      if (cur instanceof RegionMovedException || cur instanceof RegionOpeningException
          || cur instanceof RegionTooBusyException) {
        return cur;
      }
      if (cur instanceof RemoteException) {
        RemoteException re = (RemoteException) cur;
        cur = re.unwrapRemoteException(
            RegionOpeningException.class, RegionMovedException.class,
            RegionTooBusyException.class);
        if (cur == null) {
          cur = re.unwrapRemoteException();
        }
        // unwrapRemoteException can return the exception given as a parameter when it cannot
        //  unwrap it. In this case, there is no need to look further
        // noinspection ObjectEquality
        if (cur == re) {
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          int whatIsLeftToRead = totalSize - readSoFar;
          IOUtils.skipFully(in, whatIsLeftToRead);
        }
        if (responseHeader.hasException()) {
          ExceptionResponse exceptionResponse = responseHeader.getException();
          RemoteException re = createRemoteException(exceptionResponse);
          if (expectedCall) call.setException(re);
          if (isFatalConnectionException(exceptionResponse)) {
            markClosed(re);
          }
        } else {
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            + ", message=" + conn.getResponseMessage());
      } else if (m.get(RemoteException.class.getSimpleName()) == null) {
        return m;
      }

      final RemoteException re = JsonUtil.toRemoteException(m);
      throw re.unwrapRemoteException(AccessControlException.class,
          InvalidToken.class,
          AuthenticationException.class,
          AuthorizationException.class,
          FileAlreadyExistsException.class,
          FileNotFoundException.class,
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      DFSInputStream c_in = dfs.open(dirString + "c");
      FSDataOutputStream d_out = createFsOut(dfs, dirString + "d");

      // stub the renew method.
      doThrow(new RemoteException(InvalidToken.class.getName(),
          "Your token is worthless")).when(spyNN).renewLease(anyString());

      // We don't need to wait the lease renewer thread to act.
      // call renewLease() manually.
      // make it look like lease has already expired.
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      }
      if (m.get(RemoteException.class.getSimpleName()) == null) {
        return m;
      }

      final RemoteException re = JsonUtil.toRemoteException(m);
      throw unwrapException? toIOException(re): re;
    }
    return null;
  }
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    final IOException ioe = (IOException)e;
    if (!(ioe instanceof RemoteException)) {
      return ioe;
    }

    final RemoteException re = (RemoteException)ioe;
    return re.unwrapRemoteException(AccessControlException.class,
        InvalidToken.class,
        AuthenticationException.class,
        AuthorizationException.class,
        FileAlreadyExistsException.class,
        FileNotFoundException.class,
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  }

  private static void readStatus(DataInputStream inStream) throws IOException {
    int status = inStream.readInt(); // read status
    if (status != SaslStatus.SUCCESS.state) {
      throw new RemoteException(WritableUtils.readString(inStream),
          WritableUtils.readString(inStream));
    }
  }
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  • org.apache.hadoop.hbase.client.ConnectionManager
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  • org.apache.hadoop.hbase.ipc.RpcClient$Connection
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