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Tidy up AbstractChannel.read()

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This commit is contained in:
Trustin Lee 2012-05-20 15:03:28 +09:00
parent 3a8c10cc5a
commit cab983244d
1 changed files with 12 additions and 10 deletions
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22
transport/src/main/java/io/netty/channel/AbstractChannel.java
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@ -639,17 +639,16 @@ public abstract class AbstractChannel extends DefaultAttributeMap implements Cha
assert eventLoop().inEventLoop();
final ChannelBufferHolder<Object> buf = pipeline().nextIn();
final boolean hasByteBuffer = buf.hasByteBuffer();
long readAmount = 0;
boolean closed = false;
boolean read = false;
try {
for (;;) {
int localReadAmount = doRead(buf);
if (localReadAmount > 0) {
readAmount += localReadAmount;
expandReadBuffer(buf);
read = true;
} else if (localReadAmount == 0) {
if (!expandReadBuffer(buf, hasByteBuffer)) {
if (!expandReadBuffer(buf)) {
break;
}
} else if (localReadAmount < 0) {
@ -657,16 +656,19 @@ public abstract class AbstractChannel extends DefaultAttributeMap implements Cha
break;
}
}
if (readAmount > 0) {
} catch (Throwable t) {
if (read) {
read = false;
pipeline.fireInboundBufferUpdated();
}
} catch (Throwable t) {
pipeline().fireExceptionCaught(t);
if (t instanceof IOException) {
close(voidFuture());
}
} finally {
if (read) {
pipeline.fireInboundBufferUpdated();
}
if (closed && isOpen()) {
close(voidFuture());
}
@ -859,8 +861,8 @@ public abstract class AbstractChannel extends DefaultAttributeMap implements Cha
protected abstract int doFlush(boolean lastSpin) throws Exception;
protected abstract boolean inEventLoopDrivenFlush();
private static boolean expandReadBuffer(ChannelBufferHolder<Object> buf, boolean hasByteBuffer) {
if (!hasByteBuffer) {
private static boolean expandReadBuffer(ChannelBufferHolder<Object> buf) {
if (!buf.hasByteBuffer()) {
return false;
}