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trim buffers before recycling

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bgallagher 2013-08-21 13:28:37 -04:00 committed by Norman Maurer
parent fb619f2394
commit 6a2f340ec0
1 changed files with 22 additions and 10 deletions
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32
transport/src/main/java/io/netty/channel/ChannelOutboundBuffer.java
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@ -80,13 +80,11 @@ public final class ChannelOutboundBuffer {
private static final AtomicLongFieldUpdater<ChannelOutboundBuffer> TOTAL_PENDING_SIZE_UPDATER =
AtomicLongFieldUpdater.newUpdater(ChannelOutboundBuffer.class, "totalPendingSize");
@SuppressWarnings({ "unused", "FieldMayBeFinal" })
private volatile long totalPendingSize;
private static final AtomicIntegerFieldUpdater<ChannelOutboundBuffer> WRITABLE_UPDATER =
AtomicIntegerFieldUpdater.newUpdater(ChannelOutboundBuffer.class, "writable");
@SuppressWarnings({ "unused", "FieldMayBeFinal" })
private volatile int writable = 1;
private ChannelOutboundBuffer(Handle handle) {
@ -468,16 +466,9 @@ public final class ChannelOutboundBuffer {
} finally {
tail = unflushed;
inFail = false;
// null out the nio buffers array so the can be GC'ed
// https://github.com/netty/netty/issues/1763
Arrays.fill(nioBuffers, null);
}
RECYCLER.recycle(this, handle);
// Set the channel to null so it can be GC'ed ASAP
channel = null;
recycle();
}
private static void safeRelease(Object message) {
@ -494,6 +485,27 @@ public final class ChannelOutboundBuffer {
}
}
public void recycle() {
if (this.buffer.length > INITIAL_CAPACITY) {
Entry[] e = new Entry[INITIAL_CAPACITY];
System.arraycopy(this.buffer, 0, e, 0, INITIAL_CAPACITY);
this.buffer = e;
}
if (this.nioBuffers.length > INITIAL_CAPACITY) {
this.nioBuffers = new ByteBuffer[INITIAL_CAPACITY];
} else {
// null out the nio buffers array so the can be GC'ed
// https://github.com/netty/netty/issues/1763
Arrays.fill(nioBuffers, null);
}
// Set the channel to null so it can be GC'ed ASAP
channel = null;
RECYCLER.recycle(this, handle);
}
private static final class Entry {
Object msg;
ChannelPromise promise;