public NetAcceptor(int port) throws IOException {
AsynchronousChannelGroup group =
AsynchronousChannelGroup.withCachedThreadPool(
Executors.newCachedThreadPool(), 1); // server连接接收线程池
serverChannel = AsynchronousServerSocketChannel.open(group);
serverChannel.bind(new InetSocketAddress(port));
}
private static AsynchronousChannelGroup createAsynchronousChannelGroup() {
// Need to do this with the right thread context class loader else the
// first web app to call this will trigger a leak
ClassLoader original = Thread.currentThread().getContextClassLoader();
try {
Thread.currentThread().setContextClassLoader(AsyncIOThreadFactory.class.getClassLoader());
// These are the same settings as the default
// AsynchronousChannelGroup
int initialSize = Runtime.getRuntime().availableProcessors();
ExecutorService executorService =
new ThreadPoolExecutor(
0,
Integer.MAX_VALUE,
Long.MAX_VALUE,
TimeUnit.MILLISECONDS,
new SynchronousQueue<Runnable>(),
new AsyncIOThreadFactory());
try {
return AsynchronousChannelGroup.withCachedThreadPool(executorService, initialSize);
} catch (IOException e) {
// No good reason for this to happen.
throw new IllegalStateException(sm.getString("asyncChannelGroup.createFail"));
}
} finally {
Thread.currentThread().setContextClassLoader(original);
}
}
public AIOSocketMgr() throws Exception {
if (!allowInstance) {
throw new Exception();
}
try {
AsynchronousChannelGroup resourceGroup =
AsynchronousChannelGroup.withCachedThreadPool(Executors.newCachedThreadPool(), 8);
server = AsynchronousServerSocketChannel.open(resourceGroup);
server.bind(new InetSocketAddress(PORT), 100);
acceptHandler = new AcceptCompletionHandler();
readHandler = new ReadCompletionHandler();
authHandler = new AuthSessionCompletionHandler();
bindProtocol();
} catch (IOException e) {
e.printStackTrace();
}
}