Package org.apache.thrift.protocol

Examples of org.apache.thrift.protocol.TMessage

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                                                              "Internal error processing " + method.getName());
                            applicationException.initCause(t);
                            LOG.error("Internal error processing {}", method.getName(), t);

                            // 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();

                            contextChain.postWriteException(applicationException);
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                                   String responseFieldName,
                                   short responseFieldId,
                                   ThriftCodec<T> responseCodec,
                                   T result) throws Exception
    {
        out.writeMessageBegin(new TMessage(name, responseType, sequenceId));

        TProtocolWriter writer = new TProtocolWriter(out);
        writer.writeStructBegin(resultStructName);
        writer.writeField(responseFieldName, (short) responseFieldId, responseCodec, result);
        writer.writeStructEnd();
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    {
        // Note that though setting message type to ONEWAY can be helpful when looking at packet
        // captures, some clients always send CALL and so servers are forced to rely on the "oneway"
        // attribute on thrift method in the interface definition, rather than checking the message
        // type.
        out.writeMessageBegin(new TMessage(name, oneway ? ONEWAY : CALL, sequenceId));

        // write the parameters
        TProtocolWriter writer = new TProtocolWriter(out);
        writer.writeStructBegin(name + "_args");
        for (int i = 0; i < args.length; i++) {
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    }

    private void waitForResponse(TProtocol in, int sequenceId)
            throws TException
    {
        TMessage message = in.readMessageBegin();
        if (message.type == EXCEPTION) {
            TApplicationException exception = TApplicationException.read(in);
            in.readMessageEnd();
            throw exception;
        }
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    protected void encodeRequest(Channel channel, ChannelBuffer buffer, Request request)
        throws IOException {
        Invocation invocation = (Invocation) request.getData();
        TProtocol protocol = newProtocol(channel.getUrl(), buffer);
        try {
            protocol.writeMessageBegin(new TMessage(
                invocation.getMethodName(), TMessageType.CALL,
                thriftSeq.getAndIncrement()));
            protocol.writeStructBegin(new TStruct(invocation.getMethodName() + "_args"));
            for(int i = 0; i < invocation.getParameterTypes().length; i++) {
                Class<?> type = invocation.getParameterTypes()[i];
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        // version
        String serviceName;
        long id;

        TMessage message;

        try {
            protocol.readI16();
            protocol.readByte();
            serviceName = protocol.readString();
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                            .append( "Could not find service name in attachment with key " )
                            .append(Constants.INTERFACE_KEY)
                            .toString() );
        }

        TMessage message = new TMessage(
                inv.getMethodName(),
                TMessageType.CALL,
                seqId );

        String methodArgs = ExtensionLoader.getExtensionLoader( ClassNameGenerator.class )
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        } catch ( IllegalAccessException e ) {
            throw new RpcException( RpcException.SERIALIZATION_EXCEPTION, e.getMessage(), e );
        }

        TApplicationException applicationException = null;
        TMessage message;

        if ( result.hasException() ) {
            Throwable throwable = result.getException();
            int index = 1;
            boolean found = false;
            while ( true ) {
                TFieldIdEnum fieldIdEnum = resultObj.fieldForId( index++ );
                if ( fieldIdEnum == null ) { break; }
                String fieldName = fieldIdEnum.getFieldName();
                String getMethodName = ThriftUtils.generateGetMethodName( fieldName );
                String setMethodName = ThriftUtils.generateSetMethodName( fieldName );
                Method getMethod;
                Method setMethod;
                try {
                    getMethod = clazz.getMethod( getMethodName );
                    if ( getMethod.getReturnType().equals( throwable.getClass() ) ) {
                        found = true;
                        setMethod = clazz.getMethod( setMethodName, throwable.getClass() );
                        setMethod.invoke( resultObj, throwable );
                    }
                } catch ( NoSuchMethodException e ) {
                    throw new RpcException( RpcException.SERIALIZATION_EXCEPTION, e.getMessage(), e );
                } catch ( InvocationTargetException e ) {
                    throw new RpcException( RpcException.SERIALIZATION_EXCEPTION, e.getMessage(), e );
                } catch ( IllegalAccessException e ) {
                    throw new RpcException( RpcException.SERIALIZATION_EXCEPTION, e.getMessage(), e );
                }
            }

            if ( !found ) {
                applicationException = new TApplicationException( throwable.getMessage() );
            }

        } else {
            Object realResult = result.getResult();
            // result field id is 0
            String fieldName = resultObj.fieldForId( 0 ).getFieldName();
            String setMethodName = ThriftUtils.generateSetMethodName( fieldName );
            String getMethodName = ThriftUtils.generateGetMethodName( fieldName );
            Method getMethod;
            Method setMethod;
            try {
                getMethod = clazz.getMethod( getMethodName );
                setMethod = clazz.getMethod( setMethodName, getMethod.getReturnType() );
                setMethod.invoke( resultObj, realResult );
            } catch ( NoSuchMethodException e ) {
                throw new RpcException( RpcException.SERIALIZATION_EXCEPTION, e.getMessage(), e );
            } catch ( InvocationTargetException e ) {
                throw new RpcException( RpcException.SERIALIZATION_EXCEPTION, e.getMessage(), e );
            } catch ( IllegalAccessException e ) {
                throw new RpcException( RpcException.SERIALIZATION_EXCEPTION, e.getMessage(), e );
            }

        }

        if ( applicationException != null ) {
            message = new TMessage( rd.methodName, TMessageType.EXCEPTION, rd.id );
        } else {
            message = new TMessage( rd.methodName, TMessageType.REPLY, rd.id );
        }

        RandomAccessByteArrayOutputStream bos = new RandomAccessByteArrayOutputStream( 1024 );

        TIOStreamTransport transport = new TIOStreamTransport( bos );
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        try
        {
            //Get Protocol from transport
            TProtocol clientProtocol = this.protocolFactory.getProtocol(clientTransport);

            TMessage message = clientProtocol.readMessageBegin();
            //Arguments
            ProcessFunction invokedProcessFunction = this.getProcessMap().get(message.name);
            if (invokedProcessFunction == null) {
                throw new RuntimeException("Unable to find a matching ProcessFunction for invoked method : " + message.name);
            }
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   * Overriden super class method. Simply delegates the call to super type implementation
   * @see org.apache.thrift.TServiceClient#sendBase(String, org.apache.thrift.TBase)
   */
  public void sendBase(String methodName, TBase args, int sequenceId) throws TException {
    this.seqid_ = sequenceId;
      oprot_.writeMessageBegin(new TMessage(methodName, TMessageType.CALL, this.seqid_));
      args.write(oprot_);
      oprot_.writeMessageEnd();
      oprot_.getTransport().flush();
  }
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Related Classes of org.apache.thrift.protocol.TMessage

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