| /* |
| * 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.cassandra.thrift; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.thrift.server.TServer; |
| |
| /** |
| * Helper implementation to create a thrift TServer based on one of the common types we support (sync, hsha), |
| * or a custom type by setting the fully qualified java class name in the rpc_server_type setting. |
| */ |
| public class TServerCustomFactory implements TServerFactory |
| { |
| private static Logger logger = LoggerFactory.getLogger(TServerCustomFactory.class); |
| private final String serverType; |
| |
| public TServerCustomFactory(String serverType) |
| { |
| assert serverType != null; |
| this.serverType = serverType; |
| } |
| |
| public TServer buildTServer(TServerFactory.Args args) |
| { |
| TServer server; |
| if (ThriftServer.SYNC.equalsIgnoreCase(serverType)) |
| { |
| server = new CustomTThreadPoolServer.Factory().buildTServer(args); |
| } |
| else if(ThriftServer.ASYNC.equalsIgnoreCase(serverType)) |
| { |
| server = new CustomTNonBlockingServer.Factory().buildTServer(args); |
| logger.info(String.format("Using non-blocking/asynchronous thrift server on %s : %s", args.addr.getHostName(), args.addr.getPort())); |
| } |
| else if(ThriftServer.HSHA.equalsIgnoreCase(serverType)) |
| { |
| server = new THsHaDisruptorServer.Factory().buildTServer(args); |
| logger.info(String.format("Using custom half-sync/half-async thrift server on %s : %s", args.addr.getHostName(), args.addr.getPort())); |
| } |
| else |
| { |
| TServerFactory serverFactory; |
| try |
| { |
| serverFactory = (TServerFactory) Class.forName(serverType).newInstance(); |
| } |
| catch (Exception e) |
| { |
| throw new RuntimeException("Failed to instantiate server factory:" + serverType, e); |
| } |
| server = serverFactory.buildTServer(args); |
| logger.info(String.format("Using custom thrift server %s on %s : %s", server.getClass().getName(), args.addr.getHostName(), args.addr.getPort())); |
| } |
| return server; |
| } |
| } |