| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.thrift; |
| |
| import org.apache.thrift.protocol.TMessage; |
| import org.apache.thrift.protocol.TMessageType; |
| import org.apache.thrift.protocol.TProtocol; |
| |
| /** |
| * A TServiceClient is used to communicate with a TService implementation |
| * across protocols and transports. |
| */ |
| public abstract class TServiceClient { |
| public TServiceClient(TProtocol prot) { |
| this(prot, prot); |
| } |
| |
| public TServiceClient(TProtocol iprot, TProtocol oprot) { |
| iprot_ = iprot; |
| oprot_ = oprot; |
| } |
| |
| protected TProtocol iprot_; |
| protected TProtocol oprot_; |
| |
| protected int seqid_; |
| |
| /** |
| * Get the TProtocol being used as the input (read) protocol. |
| * @return the TProtocol being used as the input (read) protocol. |
| */ |
| public TProtocol getInputProtocol() { |
| return this.iprot_; |
| } |
| |
| /** |
| * Get the TProtocol being used as the output (write) protocol. |
| * @return the TProtocol being used as the output (write) protocol. |
| */ |
| public TProtocol getOutputProtocol() { |
| return this.oprot_; |
| } |
| |
| protected void sendBase(String methodName, TBase<?,?> args) throws TException { |
| sendBase(methodName, args, TMessageType.CALL); |
| } |
| |
| protected void sendBaseOneway(String methodName, TBase<?,?> args) throws TException { |
| sendBase(methodName, args, TMessageType.ONEWAY); |
| } |
| |
| private void sendBase(String methodName, TBase<?,?> args, byte type) throws TException { |
| oprot_.writeMessageBegin(new TMessage(methodName, type, ++seqid_)); |
| args.write(oprot_); |
| oprot_.writeMessageEnd(); |
| oprot_.getTransport().flush(); |
| } |
| |
| protected void receiveBase(TBase<?,?> result, String methodName) throws TException { |
| TMessage msg = iprot_.readMessageBegin(); |
| if (msg.type == TMessageType.EXCEPTION) { |
| TApplicationException x = new TApplicationException(); |
| x.read(iprot_); |
| iprot_.readMessageEnd(); |
| throw x; |
| } |
| if (msg.seqid != seqid_) { |
| throw new TApplicationException(TApplicationException.BAD_SEQUENCE_ID, |
| String.format("%s failed: out of sequence response: expected %d but got %d", methodName, seqid_, msg.seqid)); |
| } |
| result.read(iprot_); |
| iprot_.readMessageEnd(); |
| } |
| } |