Home / cs-notes / Architecture / Components / Netty / Summary / bootstrap / register

• boss channel
  • bind - ServerBootstrap
    • initAndRegister - ServerBootstrap
      • register - EventLoopGroup
• worker channel
  • channelRead - ServerBootstrapAcceptor
    • Channel child = msg
    • child.pipeline().addLast(childHandler) - ChannelInitializer
    • childGroup.register(child)

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• register - AbstractChannel.AbstractUnsafe
  • AbstractChannel.this.eventLoop = eventLoop; - AbstractChannel.AbstractUnsafe
  • register0 - AbstractChannel.AbstractUnsafe
    • doRegister - AbstractChannel / AbstractNioChannel
      • selectionKey = javaChannel().register(eventLoop().unwrappedSelector(), 0, this); - AbstractNioChannel
        • register - SelectableChannel / AbstractSelectableChannel

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• AbstractSelectableChannel

public final SelectionKey register(Selector sel, int ops, Object att)
    throws ClosedChannelException
{
    ...
    SelectionKey k = findKey(sel);
    if (k != null) {
        k.attach(att);
        k.interestOps(ops);
    } else {
        // New registration
        k = ((AbstractSelector)sel).register(this, ops, att);
        addKey(k);
    }
    ...
}

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