UdtServerChannel.java

/*
 * Copyright (c) 2015-2016, Christoph Engelbert (aka noctarius) and
 * contributors. All rights reserved.
 *
 * Licensed 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.noctarius.tengi.server.impl.transport.udt;

import com.barchart.udt.SocketUDT;
import com.noctarius.tengi.core.connection.TransportLayer;
import com.noctarius.tengi.server.impl.transport.NettyServerChannel;
import io.netty.channel.Channel;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.udt.nio.NioUdtProvider;

class UdtServerChannel
        extends NettyServerChannel {

    UdtServerChannel(Channel channel, EventLoopGroup bossGroup, EventLoopGroup workerGroup, int port,
                     TransportLayer transportLayer) {

        super(channel, bossGroup, workerGroup, port, transportLayer);
    }

    @Override
    public void shutdown()
            throws Exception {

        SocketUDT socket = NioUdtProvider.channelUDT(channel).socketUDT();
        channel.close().sync().get();

        while (true) {
            if (socket.isClosed()) {
                break;
            }
            Thread.yield();
        }

        bossGroup.shutdownGracefully().sync().get();
        workerGroup.shutdownGracefully().sync().get();
    }
}