| /* |
| * 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.async.AsyncMethodCallback; |
| import org.apache.thrift.protocol.TMessage; |
| import org.apache.thrift.protocol.TProtocol; |
| import org.apache.thrift.server.AbstractNonblockingServer; |
| |
| public abstract class AsyncProcessFunction<I, T extends TBase, R> { |
| final String methodName; |
| |
| public AsyncProcessFunction(String methodName) { |
| this.methodName = methodName; |
| } |
| |
| protected abstract boolean isOneway(); |
| |
| public abstract void start(I iface, T args, AsyncMethodCallback<R> resultHandler) throws TException; |
| |
| public abstract T getEmptyArgsInstance(); |
| |
| public abstract AsyncMethodCallback<R> getResultHandler(final AbstractNonblockingServer.AsyncFrameBuffer fb, int seqid); |
| |
| public String getMethodName() { |
| return methodName; |
| } |
| |
| public void sendResponse(final AbstractNonblockingServer.AsyncFrameBuffer fb, final TSerializable result, final byte type, final int seqid) throws TException { |
| TProtocol oprot = fb.getOutputProtocol(); |
| |
| oprot.writeMessageBegin(new TMessage(getMethodName(), type, seqid)); |
| result.write(oprot); |
| oprot.writeMessageEnd(); |
| oprot.getTransport().flush(); |
| |
| fb.responseReady(); |
| } |
| } |