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Move marking ChannelPromise for writes uncancellable to addFlush for keep things simple

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This commit is contained in:
Norman Maurer 2014-02-17 16:14:25 +01:00
parent 61bfd46264
commit 32e28950e1
1 changed files with 46 additions and 45 deletions
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91
transport/src/main/java/io/netty/channel/ChannelOutboundBuffer.java
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@ -174,6 +174,18 @@ public final class ChannelOutboundBuffer {
void addFlush() {
unflushed = tail;
final int mask = buffer.length - 1;
int i = flushed;
while (i != unflushed && buffer[i].msg != null) {
Entry entry = buffer[i];
if (!entry.promise.setUncancellable()) {
// Was cancelled so make sure we free up memory and notify about the freed bytes
int pending = entry.cancel();
decrementPendingOutboundBytes(pending);
}
i = i + 1 & mask;
}
}
/**
@ -255,12 +267,6 @@ public final class ChannelOutboundBuffer {
} else {
// TODO: Think of a smart way to handle ByteBufHolder messages
Entry entry = buffer[flushed];
if (!entry.cancelled && !entry.promise.setUncancellable()) {
// Was cancelled so make sure we free up memory and notify about the freed bytes
int pending = entry.cancel();
decrementPendingOutboundBytes(pending);
}
Object msg = entry.msg;
if (threadLocalDirectBufferSize <= 0 || !preferDirect) {
return msg;
@ -400,52 +406,47 @@ public final class ChannelOutboundBuffer {
Entry entry = buffer[i];
if (!entry.cancelled) {
if (!entry.promise.setUncancellable()) {
// Was cancelled so make sure we free up memory and notify about the freed bytes
int pending = entry.cancel();
decrementPendingOutboundBytes(pending);
} else {
ByteBuf buf = (ByteBuf) m;
final int readerIndex = buf.readerIndex();
final int readableBytes = buf.writerIndex() - readerIndex;
ByteBuf buf = (ByteBuf) m;
final int readerIndex = buf.readerIndex();
final int readableBytes = buf.writerIndex() - readerIndex;
if (readableBytes > 0) {
nioBufferSize += readableBytes;
int count = entry.count;
if (count == -1) {
//noinspection ConstantValueVariableUse
entry.count = count = buf.nioBufferCount();
}
int neededSpace = nioBufferCount + count;
if (neededSpace > nioBuffers.length) {
this.nioBuffers = nioBuffers =
expandNioBufferArray(nioBuffers, neededSpace, nioBufferCount);
}
if (buf.isDirect() || threadLocalDirectBufferSize <= 0) {
if (count == 1) {
ByteBuffer nioBuf = entry.buf;
if (nioBuf == null) {
// cache ByteBuffer as it may need to create a new ByteBuffer instance if its a
// derived buffer
entry.buf = nioBuf = buf.internalNioBuffer(readerIndex, readableBytes);
}
nioBuffers[nioBufferCount ++] = nioBuf;
} else {
ByteBuffer[] nioBufs = entry.buffers;
if (nioBufs == null) {
// cached ByteBuffers as they may be expensive to create in terms
// of Object allocation
entry.buffers = nioBufs = buf.nioBuffers();
}
nioBufferCount = fillBufferArray(nioBufs, nioBuffers, nioBufferCount);
if (readableBytes > 0) {
nioBufferSize += readableBytes;
int count = entry.count;
if (count == -1) {
//noinspection ConstantValueVariableUse
entry.count = count = buf.nioBufferCount();
}
int neededSpace = nioBufferCount + count;
if (neededSpace > nioBuffers.length) {
this.nioBuffers = nioBuffers =
expandNioBufferArray(nioBuffers, neededSpace, nioBufferCount);
}
if (buf.isDirect() || threadLocalDirectBufferSize <= 0) {
if (count == 1) {
ByteBuffer nioBuf = entry.buf;
if (nioBuf == null) {
// cache ByteBuffer as it may need to create a new ByteBuffer instance if its a
// derived buffer
entry.buf = nioBuf = buf.internalNioBuffer(readerIndex, readableBytes);
}
nioBuffers[nioBufferCount ++] = nioBuf;
} else {
nioBufferCount = fillBufferArrayNonDirect(entry, buf, readerIndex,
readableBytes, alloc, nioBuffers, nioBufferCount);
ByteBuffer[] nioBufs = entry.buffers;
if (nioBufs == null) {
// cached ByteBuffers as they may be expensive to create in terms
// of Object allocation
entry.buffers = nioBufs = buf.nioBuffers();
}
nioBufferCount = fillBufferArray(nioBufs, nioBuffers, nioBufferCount);
}
} else {
nioBufferCount = fillBufferArrayNonDirect(entry, buf, readerIndex,
readableBytes, alloc, nioBuffers, nioBufferCount);
}
}
}
i = i + 1 & mask;
}
this.nioBufferCount = nioBufferCount;