com.github.sinsinpub.pero.backend.ProxyChannelInitializer.java Source code

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Here is the source code for com.github.sinsinpub.pero.backend.ProxyChannelInitializer.java

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/*
 * 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.github.sinsinpub.pero.backend;

import io.netty.channel.Channel;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.socket.SocketChannel;
import io.netty.handler.proxy.ProxyHandler;
import io.netty.util.concurrent.Promise;

public final class ProxyChannelInitializer extends ChannelInitializer<SocketChannel> {

    private final Promise<Channel> promise;
    private final ProxyHandler proxyHandler;

    public ProxyChannelInitializer(Promise<Channel> promise, ProxyHandler proxyHandler) {
        this.promise = promise;
        this.proxyHandler = proxyHandler;
    }

    @Override
    protected void initChannel(SocketChannel ch) throws Exception {
        ChannelPipeline p = ch.pipeline();
        if (proxyHandler != null) {
            p.addLast(proxyHandler);
        }
        p.addLast(new DirectClientHandler(promise));
    }

}