Java tutorial
/* * Copyright 2012 The Netty Project * * The Netty Project 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 com.neverwinterdp.netty.rpc.client; import com.neverwinterdp.netty.rpc.protocol.*; import io.netty.channel.ChannelInitializer; import io.netty.channel.ChannelPipeline; import io.netty.channel.socket.SocketChannel; import io.netty.handler.codec.protobuf.ProtobufDecoder; import io.netty.handler.codec.protobuf.ProtobufEncoder; import io.netty.handler.codec.protobuf.ProtobufVarint32FrameDecoder; import io.netty.handler.codec.protobuf.ProtobufVarint32LengthFieldPrepender; import io.netty.handler.ssl.SslContext; public class RPCClientInitializer extends ChannelInitializer<SocketChannel> { private final SslContext sslCtx; public RPCClientInitializer(SslContext sslCtx) { this.sslCtx = sslCtx; } @Override public void initChannel(SocketChannel ch) { ChannelPipeline p = ch.pipeline(); if (sslCtx != null) { p.addLast(sslCtx.newHandler(ch.alloc(), RPCClient.HOST, RPCClient.PORT)); } p.addLast(new ProtobufVarint32FrameDecoder()); p.addLast(new ProtobufDecoder(WirePayload.getDefaultInstance())); p.addLast(new ProtobufVarint32LengthFieldPrepender()); p.addLast(new ProtobufEncoder()); p.addLast(new RPCClientHandler()); } }