Package org.apache.thrift

Examples of org.apache.thrift.TApplicationException

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                                  exceptionCodec.getCodec(),
                                  e);
                    stats.addErrorTime(nanosSince(start));
                } else {
                    // unexpected exception
                    TApplicationException applicationException =
                      new TApplicationException(INTERNAL_ERROR,
                                                "Internal error processing " + method.getName());
                    applicationException.initCause(e);

                    // Application exceptions are sent to client, and the connection can be reused
                    out.writeMessageBegin(new TMessage(name, TMessageType.EXCEPTION, sequenceId));
                    applicationException.write(out);
                    out.writeMessageEnd();
                    out.getTransport().flush();

                    stats.addErrorTime(nanosSince(start));
                }
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        }
        catch (TProtocolException e) {
            // TProtocolException is the only recoverable exception
            // Other exceptions may have left the input stream in corrupted state so we must
            // tear down the socket.
            throw new TApplicationException(TApplicationException.PROTOCOL_ERROR, e.getMessage());
        }
    }
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            // TODO: check for non-null return from a void function?
            return null;
        }

        if (results == null) {
            throw new TApplicationException(TApplicationException.MISSING_RESULT, name + " failed: unknown result");
        }
        return results;
    }
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    {
        long start = nanoTime();

        TMessage message = in.readMessageBegin();
        if (message.type == EXCEPTION) {
            TApplicationException exception = TApplicationException.read(in);
            in.readMessageEnd();
            throw exception;
        }
        if (message.type != REPLY) {
            throw new TApplicationException(INVALID_MESSAGE_TYPE,
                                            "Received invalid message type " + message.type + " from server");
        }
        if (!message.name.equals(this.name)) {
            throw new TApplicationException(WRONG_METHOD_NAME,
                                            "Wrong method name in reply: expected " + this.name + " but received " + message.name);
        }
        if (message.seqid != sequenceId) {
            throw new TApplicationException(BAD_SEQUENCE_ID, name + " failed: out of sequence response");
        }

        stats.addInvokeTime(nanosSince(start));
    }
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        try {
            // lookup method
            ThriftMethodProcessor method = methods.get(methodName);
            if (method == null) {
                TProtocolUtil.skip(in, TType.STRUCT);
                throw new TApplicationException(UNKNOWN_METHOD, "Invalid method name: '" + methodName + "'");
            }

            switch (message.type) {
                case TMessageType.CALL:
                case TMessageType.ONEWAY:
                    // Ideally we'd check the message type here to make the presence/absence of
                    // the "oneway" keyword annotating the method matches the message type.
                    // Unfortunately most clients send both one-way and two-way messages as CALL
                    // message type instead of using ONEWAY message type, and servers ignore the
                    // difference.
                    break;

                default:
                    throw new TApplicationException(INVALID_MESSAGE_TYPE,
                                                    "Received invalid message type " + message.type + " from client");
            }

            // invoke method
            method.process(in, out, sequenceId);
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            ThriftMethodHandler methodHandler = methods.get(method);

            try {
                if (methodHandler == null) {
                    throw new TApplicationException(UNKNOWN_METHOD, "Unknown method : '" + method + "'");
                }
                return methodHandler.invoke(in, out, channel, sequenceId.getAndIncrement(), args);
            }
            catch (TException e) {
                Class<? extends TException> thrownType = e.getClass();
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    final TMessage msg = in.readMessageBegin();
    final ProcessFunction<I, ? extends  TBase<?,?>> fn = functions.get(msg.name);
    if (fn == null) {
      TProtocolUtil.skip(in, TType.STRUCT);
      in.readMessageEnd();
      TApplicationException x = new TApplicationException(TApplicationException.UNKNOWN_METHOD,
          "Invalid method name: '"+msg.name+"'");
      out.writeMessageBegin(new TMessage(msg.name, TMessageType.EXCEPTION, msg.seqid));
      x.write(out);
      out.writeMessageEnd();
      out.getTransport().flush();
      return true;
    }
    TUGIContainingTransport ugiTrans = (TUGIContainingTransport)in.getTransport();
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    set_ugi_args args = (set_ugi_args)method.invoke(fn, new Object[0]);
    try {
      args.read(iprot);
    } catch (TProtocolException e) {
      iprot.readMessageEnd();
      TApplicationException x = new TApplicationException(TApplicationException.PROTOCOL_ERROR,
          e.getMessage());
      oprot.writeMessageBegin(new TMessage(msg.name, TMessageType.EXCEPTION, msg.seqid));
      x.write(oprot);
      oprot.writeMessageEnd();
      oprot.getTransport().flush();
      return;
    }
    iprot.readMessageEnd();
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            String errorMessage,
            Throwable cause)
            throws TException
    {
        // unexpected exception
        TApplicationException applicationException = new TApplicationException(errorCode, errorMessage);
        if (cause != null) {
            applicationException.initCause(cause);
        }

        LOG.error(errorMessage, applicationException);

        // Application exceptions are sent to client, and the connection can be reused
        outputProtocol.writeMessageBegin(new TMessage(methodName, TMessageType.EXCEPTION, sequenceId));
        applicationException.write(outputProtocol);
        outputProtocol.writeMessageEnd();
        outputProtocol.getTransport().flush();

        return applicationException;
    }
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            ThriftMethodHandler methodHandler = methods.get(method);

            try {
                if (methodHandler == null) {
                    throw new TApplicationException(UNKNOWN_METHOD, "Unknown method : '" + method + "'");
                }

                if (channel.hasError()) {
                    throw new TTransportException(channel.getError());
                }
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