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Change channels closing #1

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15 changes: 10 additions & 5 deletions src/main/java/ru/wildbot/wildbotcore/server/NettyServerCore.java
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Original file line number Diff line number Diff line change
Expand Up @@ -206,6 +206,8 @@

import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelFutureListener;
import io.netty.channel.DefaultChannelPromise;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import lombok.val;
Expand Down Expand Up @@ -244,15 +246,18 @@ public void start(String name, final ServerBootstrap bootstrap, int port) throws
Tracer.info("Netty Channel for name `" + name + "` has been successfully started");
}

@SuppressWarnings("uncheked")
public void shutdown() {
childGroup.shutdownGracefully();
parentGroup.shutdownGracefully();

// Closing all channels existing
for (val channel : channels.values()) try {
channel.channel().closeFuture().sync();
} catch (InterruptedException e) {
Tracer.error("An exception occurred while trying to stop Netty-Server. Aborting");
}
for (val channel : channels.values())
try {
channel.channel().close().addListener((ChannelFutureListener) channelFuture ->
Tracer.info("Closed channel " + channel)).awaitUninterruptibly();
} catch (InterruptedException e) {
Tracer.error("An exception occurred while trying to stop Netty-Server. Aborting");
}
}
}