public Future<Boolean> connect(InetSocketAddressWrapper addressWrapper) throws IOException {
if (addressWrapper == null) {
throw new NullPointerException("Null Address");
}
// Remove addr from removed set
this.removedAddrSet.remove(addressWrapper.getInetSocketAddress());
SocketChannel socketChannel = SocketChannel.open();
this.configureSocketChannel(socketChannel);
ConnectFuture future = new ConnectFuture(addressWrapper);
if (!socketChannel.connect(addressWrapper.getInetSocketAddress())) {
this.selectorManager.registerChannel(socketChannel, SelectionKey.OP_CONNECT, future);
} else {
this.addSession(this.createSession(socketChannel, addressWrapper));
future.setResult(true);
}
return future;
}
@Override
public void onConnect(SelectionKey key) throws IOException {
key.interestOps(key.interestOps() & ~SelectionKey.OP_CONNECT);
ConnectFuture future = (ConnectFuture) key.attachment();
if (future == null || future.isCancelled()) {
key.channel().close();
key.cancel();
return;
}
try {
if (!((SocketChannel) key.channel()).finishConnect()) {
future.failure(
new IOException(
"Connect to "
+ SystemUtils.getRawAddress(
future.getInetSocketAddressWrapper().getInetSocketAddress())
+ ":"
+ future.getInetSocketAddressWrapper().getInetSocketAddress().getPort()
+ " fail"));
} else {
key.attach(null);
this.addSession(
this.createSession(
(SocketChannel) key.channel(), future.getInetSocketAddressWrapper()));
future.setResult(Boolean.TRUE);
}
} catch (Exception e) {
future.failure(e);
key.cancel();
throw new IOException(
"Connect to "
+ SystemUtils.getRawAddress(
future.getInetSocketAddressWrapper().getInetSocketAddress())
+ ":"
+ future.getInetSocketAddressWrapper().getInetSocketAddress().getPort()
+ " fail,"
+ e.getMessage());
}
}
