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Cache flush(..) tasks which are used when executing with different EventExecutor to lower GC pressure

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This commit is contained in:
Norman Maurer 2013-07-12 11:57:33 +02:00
parent aa64c13bb8
commit 43f12569aa
1 changed files with 11 additions and 6 deletions
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17
transport/src/main/java/io/netty/channel/DefaultChannelHandlerContext.java
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@ -43,6 +43,7 @@ final class DefaultChannelHandlerContext extends DefaultAttributeMap implements
// Lazily instantiated tasks used to trigger events to a handler with different executor. // Lazily instantiated tasks used to trigger events to a handler with different executor.
private Runnable invokeChannelReadCompleteTask; private Runnable invokeChannelReadCompleteTask;
private Runnable invokeRead0Task; private Runnable invokeRead0Task;
private Runnable invokeFlush0Task;
private Runnable invokeChannelWritableStateChangedTask; private Runnable invokeChannelWritableStateChangedTask;
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
@ -711,12 +712,16 @@ final class DefaultChannelHandlerContext extends DefaultAttributeMap implements
if (executor.inEventLoop()) { if (executor.inEventLoop()) {
invokeFlush0(); invokeFlush0();
} else { } else {
executor.execute(new Runnable() { Runnable task = invokeFlush0Task;
@Override if (task == null) {
public void run() { invokeFlush0Task = task = new Runnable() {
invokeFlush0(); @Override
} public void run() {
}); invokeFlush0();
}
};
}
executor.execute(task);
} }
} }