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OioWorker failed to fire channelConnected event for OioAcceptedSocketChannel which is fixed now. This also fix a race which can could lead to missing events. See #287

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This commit is contained in:
norman 2012-04-26 14:30:20 +02:00
parent 86217b692a
commit 880b01e45f
1 changed files with 26 additions and 2 deletions
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28
src/main/java/org/jboss/netty/channel/socket/oio/AbstractOioWorker.java
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@ -42,6 +42,8 @@ abstract class AbstractOioWorker<C extends AbstractOioChannel> implements Worker
*/
protected volatile Thread thread;
private volatile boolean done;
public AbstractOioWorker(C channel) {
this.channel = channel;
channel.worker = this;
@ -50,8 +52,16 @@ abstract class AbstractOioWorker<C extends AbstractOioChannel> implements Worker
public void run() {
thread = channel.workerThread = Thread.currentThread();
boolean fireConnected = channel instanceof OioAcceptedSocketChannel;
while (channel.isOpen()) {
if (fireConnected) {
// Fire the channelConnected event for OioAcceptedSocketChannel.
// See #287
fireConnected = false;
fireChannelConnected(channel, channel.getRemoteAddress());
}
synchronized (channel.interestOpsLock) {
while (!channel.isReadable()) {
try {
@ -78,6 +88,7 @@ abstract class AbstractOioWorker<C extends AbstractOioChannel> implements Worker
if (!channel.isSocketClosed()) {
fireExceptionCaught(channel, t);
}
break;
}
}
@ -85,9 +96,18 @@ abstract class AbstractOioWorker<C extends AbstractOioChannel> implements Worker
// Setting the workerThread to null will prevent any channel
// operations from interrupting this thread from now on.
channel.workerThread = null;
// execute all events that are in the queue now
processEventQueue();
// Clean up.
close(channel, succeededFuture(channel), true);
// Mark the worker event loop as done so we know that we need to run tasks directly and not queue them
// See #287
done = true;
}
static boolean isIoThread(AbstractOioChannel channel) {
@ -96,7 +116,11 @@ abstract class AbstractOioWorker<C extends AbstractOioChannel> implements Worker
public void executeInIoThread(Runnable task) {
if (Thread.currentThread() == thread) {
// check if the current thread is the worker thread
//
// Also check if the event loop of the worker is complete. If so we need to run the task now.
// See #287
if (Thread.currentThread() == thread || done) {
task.run();
} else {
boolean added = eventQueue.offer(task);
@ -107,7 +131,7 @@ abstract class AbstractOioWorker<C extends AbstractOioChannel> implements Worker
}
}
private void processEventQueue() throws IOException {
private void processEventQueue() {
for (;;) {
final Runnable task = eventQueue.poll();
if (task == null) {