keys = selector.select();
if (keys > 0) {
sks = selector.selectedKeys();
Iterator<SelectionKey> it = sks.iterator();
while (it.hasNext()) {
SelectionKey key = it.next();
it.remove();
if (key.isReadable()) {
String msg = receive(channel);
} else if (key.isConnectable()) {
channel.finishConnect();
key.interestOps(SelectionKey.OP_READ);
} else {
emit("Something Abnormal");
}
}
}
}
} catch (Exception e) {
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