DefaultOioUnsafe Class — netty Architecture

Source Code

transport/src/main/java/io/netty/channel/oio/AbstractOioChannel.java lines 63–89

    private final class DefaultOioUnsafe extends AbstractUnsafe {
        @Override
        public void connect(
                final SocketAddress remoteAddress,
                final SocketAddress localAddress, final ChannelPromise promise) {
            if (!promise.setUncancellable() || !ensureOpen(promise)) {
                return;
            }

            try {
                boolean wasActive = isActive();
                doConnect(remoteAddress, localAddress);

                // Get the state as trySuccess() may trigger an ChannelFutureListener that will close the Channel.
                // We still need to ensure we call fireChannelActive() in this case.
                boolean active = isActive();

                safeSetSuccess(promise);
                if (!wasActive && active) {
                    pipeline().fireChannelActive();
                }
            } catch (Throwable t) {
                safeSetFailure(promise, annotateConnectException(t, remoteAddress));
                closeIfClosed();
            }
        }
    }