@Override
public void connect(
final SocketAddress remoteAddress,
SocketAddress localAddress,
final ChannelPromise promise) {
if (!promise.setUncancellable() || !ensureOpen(promise)) {
return;
}
if (state == State.CONNECTED) {
Exception cause = new AlreadyConnectedException();
safeSetFailure(promise, cause);
pipeline().fireExceptionCaught(cause);
return;
}
if (connectPromise != null) {
throw new ConnectionPendingException();
}
connectPromise = promise;
if (state != State.BOUND) {
// Not bound yet and no localAddress specified - get one.
if (localAddress == null) {
localAddress = new LocalAddress(LocalChannel.this);
}
}
if (localAddress != null) {
try {
doBind(localAddress);
} catch (Throwable t) {
safeSetFailure(promise, t);
close(voidPromise());
return;
}
}
Channel boundChannel = LocalChannelRegistry.get(remoteAddress);
if (!(boundChannel instanceof LocalServerChannel)) {
Exception cause = new ChannelException("connection refused");
safeSetFailure(promise, cause);
close(voidPromise());
return;
}
LocalServerChannel serverChannel = (LocalServerChannel) boundChannel;
peer = serverChannel.serve(LocalChannel.this);
}
LocalChannel(LocalServerChannel parent, EventLoop eventLoop, LocalChannel peer) {
super(parent, eventLoop);
this.peer = peer;
localAddress = parent.localAddress();
remoteAddress = peer.localAddress();
}
LocalChannel(LocalServerChannel parent, LocalChannel peer) {
super(parent, null);
this.peer = peer;
localAddress = parent.localAddress();
remoteAddress = peer.localAddress();
}
@Override
public void connect(
final SocketAddress remoteAddress, SocketAddress localAddress, final ChannelFuture future) {
if (eventLoop().inEventLoop()) {
if (!ensureOpen(future)) {
return;
}
if (state == 2) {
Exception cause = new AlreadyConnectedException();
future.setFailure(cause);
pipeline().fireExceptionCaught(cause);
return;
}
if (connectFuture != null) {
throw new ConnectionPendingException();
}
connectFuture = future;
if (state != 1) {
// Not bound yet and no localAddress specified - get one.
if (localAddress == null) {
localAddress = new LocalAddress(LocalChannel.this);
}
}
if (localAddress != null) {
try {
doBind(localAddress);
} catch (Throwable t) {
future.setFailure(t);
pipeline().fireExceptionCaught(t);
close(voidFuture());
return;
}
}
Channel boundChannel = LocalChannelRegistry.get(remoteAddress);
if (!(boundChannel instanceof LocalServerChannel)) {
Exception cause = new ChannelException("connection refused");
future.setFailure(cause);
pipeline().fireExceptionCaught(cause);
close(voidFuture());
return;
}
LocalServerChannel serverChannel = (LocalServerChannel) boundChannel;
peer = serverChannel.serve(LocalChannel.this);
} else {
final SocketAddress localAddress0 = localAddress;
eventLoop()
.execute(
new Runnable() {
@Override
public void run() {
connect(remoteAddress, localAddress0, future);
}
});
}
}
