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internalize the lock within the content producer 

Signed-off-by: Ludovic Orban <lorban@bitronix.be>
This commit is contained in:
Ludovic Orban 2021-02-11 16:21:33 +01:00
parent 59b397b1a0
commit 31eedec1ed
6 changed files with 146 additions and 88 deletions
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33
jetty-server/src/main/java/org/eclipse/jetty/server/AsyncContentProducer.java
View File

@ -22,13 +22,14 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Non-blocking {@link ContentProducer} implementation. Calling {@link ContentProducer#nextContent(AutoLock)} will never block
* Non-blocking {@link ContentProducer} implementation. Calling {@link ContentProducer#nextContent()} will never block
* but will return null when there is no available content.
*/
class AsyncContentProducer implements ContentProducer
{
private static final Logger LOG = LoggerFactory.getLogger(AsyncContentProducer.class);
private final AutoLock _lock = new AutoLock();
private final HttpChannel _httpChannel;
private HttpInput.Interceptor _interceptor;
private HttpInput.Content _rawContent;
@ -42,9 +43,16 @@ class AsyncContentProducer implements ContentProducer
_httpChannel = httpChannel;
}
@Override
public AutoLock lock()
{
return _lock.lock();
}
@Override
public void recycle()
{
assertLocked();
if (LOG.isDebugEnabled())
LOG.debug("recycling {}", this);
_interceptor = null;
@ -58,18 +66,21 @@ class AsyncContentProducer implements ContentProducer
@Override
public HttpInput.Interceptor getInterceptor()
{
assertLocked();
return _interceptor;
}
@Override
public void setInterceptor(HttpInput.Interceptor interceptor)
{
assertLocked();
this._interceptor = interceptor;
}
@Override
public int available()
{
assertLocked();
HttpInput.Content content = nextTransformedContent();
int available = content == null ? 0 : content.remaining();
if (LOG.isDebugEnabled())
@ -80,6 +91,7 @@ class AsyncContentProducer implements ContentProducer
@Override
public boolean hasContent()
{
assertLocked();
boolean hasContent = _rawContent != null;
if (LOG.isDebugEnabled())
LOG.debug("hasContent = {} {}", hasContent, this);
@ -89,6 +101,7 @@ class AsyncContentProducer implements ContentProducer
@Override
public boolean isError()
{
assertLocked();
if (LOG.isDebugEnabled())
LOG.debug("isError = {} {}", _error, this);
return _error;
@ -97,6 +110,7 @@ class AsyncContentProducer implements ContentProducer
@Override
public void checkMinDataRate()
{
assertLocked();
long minRequestDataRate = _httpChannel.getHttpConfiguration().getMinRequestDataRate();
if (LOG.isDebugEnabled())
LOG.debug("checkMinDataRate [m={},t={}] {}", minRequestDataRate, _firstByteTimeStamp, this);
@ -128,6 +142,7 @@ class AsyncContentProducer implements ContentProducer
@Override
public long getRawContentArrived()
{
assertLocked();
if (LOG.isDebugEnabled())
LOG.debug("getRawContentArrived = {} {}", _rawContentArrived, this);
return _rawContentArrived;
@ -136,6 +151,7 @@ class AsyncContentProducer implements ContentProducer
@Override
public boolean consumeAll(Throwable x)
{
assertLocked();
if (LOG.isDebugEnabled())
LOG.debug("consumeAll [e={}] {}", x, this);
failCurrentContent(x);
@ -187,17 +203,16 @@ class AsyncContentProducer implements ContentProducer
@Override
public boolean onContentProducible()
{
assertLocked();
if (LOG.isDebugEnabled())
LOG.debug("onContentProducible {}", this);
return _httpChannel.getState().onReadReady();
}
@Override
public HttpInput.Content nextContent(AutoLock lock)
public HttpInput.Content nextContent()
{
if (!lock.isHeldByCurrentThread())
throw new IllegalStateException("nextContent must be called with the lock held");
assertLocked();
HttpInput.Content content = nextTransformedContent();
if (LOG.isDebugEnabled())
LOG.debug("nextContent = {} {}", content, this);
@ -209,6 +224,7 @@ class AsyncContentProducer implements ContentProducer
@Override
public void reclaim(HttpInput.Content content)
{
assertLocked();
if (LOG.isDebugEnabled())
LOG.debug("reclaim {} {}", content, this);
if (_transformedContent == content)
@ -223,6 +239,7 @@ class AsyncContentProducer implements ContentProducer
@Override
public boolean isReady()
{
assertLocked();
HttpInput.Content content = nextTransformedContent();
if (content != null)
{
@ -367,6 +384,12 @@ class AsyncContentProducer implements ContentProducer
return content;
}
private void assertLocked()
{
if (!_lock.isHeldByCurrentThread())
throw new IllegalStateException("nextContent must be called within a critical block");
}
@Override
public String toString()
{

29
jetty-server/src/main/java/org/eclipse/jetty/server/BlockingContentProducer.java
View File

@ -20,7 +20,7 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Blocking implementation of {@link ContentProducer}. Calling {@link ContentProducer#nextContent(AutoLock)} will block when
* Blocking implementation of {@link ContentProducer}. Calling {@link ContentProducer#nextContent()} will block when
* there is no available content but will never return null.
*/
class BlockingContentProducer implements ContentProducer
@ -35,6 +35,12 @@ class BlockingContentProducer implements ContentProducer
_asyncContentProducer = delegate;
}
@Override
public AutoLock lock()
{
return _asyncContentProducer.lock();
}
@Override
public void recycle()
{
@ -83,11 +89,11 @@ class BlockingContentProducer implements ContentProducer
}
@Override
public HttpInput.Content nextContent(AutoLock lock)
public HttpInput.Content nextContent()
{
while (true)
{
HttpInput.Content content = _asyncContentProducer.nextContent(lock);
HttpInput.Content content = _asyncContentProducer.nextContent();
if (LOG.isDebugEnabled())
LOG.debug("nextContent async producer returned {}", content);
if (content != null)
@ -104,18 +110,19 @@ class BlockingContentProducer implements ContentProducer
if (LOG.isDebugEnabled())
LOG.debug("nextContent async producer is not ready, waiting on semaphore {}", _semaphore);
int lockReentranceCount = 0;
AutoLock lock = _asyncContentProducer.lock();
// Start the counter at -1 b/c acquiring the lock increases the hold count by 1.
int lockHoldCount = -1;
try
{
// Do not hold the lock during the wait on the semaphore.
// The lock must be unlocked more than once because it is
// reentrant so it fan be acquired multiple times by the
// same thread, so it can still be held by the thread after
// a single unlock call.
// Do not hold the lock during the wait on the semaphore;
// the lock must be unlocked more than once because it is
// reentrant so it can be acquired multiple times by the same
// thread, hence it can still be held after a single unlock.
while (lock.isHeldByCurrentThread())
{
lock.close();
lockReentranceCount++;
lockHoldCount++;
}
_semaphore.acquire();
}
@ -127,7 +134,7 @@ class BlockingContentProducer implements ContentProducer
{
// Re-lock the lock as many times as it was held
// before the unlock preceding the semaphore acquisition.
for (int i = 0; i < lockReentranceCount; i++)
for (int i = 0; i < lockHoldCount; i++)
lock.lock();
}
}

13
jetty-server/src/main/java/org/eclipse/jetty/server/ContentProducer.java
View File

@ -26,6 +26,13 @@ import org.eclipse.jetty.util.thread.AutoLock;
*/
public interface ContentProducer
{
/**
* Lock this instance. The lock must be held before any method of this instance's
* method be called, and must be manually released afterward.
* @return the lock that is guarding this instance.
*/
AutoLock lock();
/**
* Reset all internal state and clear any held resources.
*/
@ -96,10 +103,8 @@ public interface ContentProducer
* After this call, state can be either of UNREADY or IDLE.
* @return the next content that can be read from or null if the implementation does not block
* and has no available content.
* @param lock The lock that is currently held. It will be released if this call has to block for the
* duration of the internal blocking.
*/
HttpInput.Content nextContent(AutoLock lock);
HttpInput.Content nextContent();
/**
* Free up the content by calling {@link HttpInput.Content#succeeded()} on it
@ -109,7 +114,7 @@ public interface ContentProducer
/**
* Check if this {@link ContentProducer} instance has some content that can be read without blocking.
* If there is some, the next call to {@link #nextContent(AutoLock)} will not block.
* If there is some, the next call to {@link #nextContent()} will not block.
* If there isn't any and the implementation does not block, this method will trigger a
* {@link javax.servlet.ReadListener} callback once some content is available.
* This call is always non-blocking.

53
jetty-server/src/main/java/org/eclipse/jetty/server/HttpInput.java
View File

@ -39,7 +39,6 @@ public class HttpInput extends ServletInputStream implements Runnable
private final byte[] _oneByteBuffer = new byte[1];
private final BlockingContentProducer _blockingContentProducer;
private final AsyncContentProducer _asyncContentProducer;
private final AutoLock _contentProducerLock = new AutoLock();
private final HttpChannelState _channelState;
private final LongAdder _contentConsumed = new LongAdder();
private volatile ContentProducer _contentProducer;
@ -62,13 +61,16 @@ public class HttpInput extends ServletInputStream implements Runnable
public void reopen()
{
if (LOG.isDebugEnabled())
LOG.debug("reopen {}", this);
_blockingContentProducer.recycle();
_contentProducer = _blockingContentProducer;
_consumedEof = false;
_readListener = null;
_contentConsumed.reset();
try (AutoLock lock = _contentProducer.lock())
{
if (LOG.isDebugEnabled())
LOG.debug("reopen {}", this);
_blockingContentProducer.recycle();
_contentProducer = _blockingContentProducer;
_consumedEof = false;
_readListener = null;
_contentConsumed.reset();
}
}
/**
@ -76,7 +78,7 @@ public class HttpInput extends ServletInputStream implements Runnable
*/
public Interceptor getInterceptor()
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
return _contentProducer.getInterceptor();
}
@ -89,7 +91,7 @@ public class HttpInput extends ServletInputStream implements Runnable
*/
public void setInterceptor(Interceptor interceptor)
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
if (LOG.isDebugEnabled())
LOG.debug("setting interceptor to {} on {}", interceptor, this);
@ -105,7 +107,7 @@ public class HttpInput extends ServletInputStream implements Runnable
*/
public void addInterceptor(Interceptor interceptor)
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
Interceptor currentInterceptor = _contentProducer.getInterceptor();
if (currentInterceptor == null)
@ -138,7 +140,7 @@ public class HttpInput extends ServletInputStream implements Runnable
public long getContentReceived()
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
return _contentProducer.getRawContentArrived();
}
@ -146,7 +148,7 @@ public class HttpInput extends ServletInputStream implements Runnable
public boolean consumeAll()
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
IOException failure = new IOException("Unconsumed content");
if (LOG.isDebugEnabled())
@ -164,7 +166,7 @@ public class HttpInput extends ServletInputStream implements Runnable
public boolean isError()
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
boolean error = _contentProducer.isError();
if (LOG.isDebugEnabled())
@ -194,7 +196,7 @@ public class HttpInput extends ServletInputStream implements Runnable
@Override
public boolean isReady()
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
boolean ready = _contentProducer.isReady();
if (LOG.isDebugEnabled())
@ -223,15 +225,16 @@ public class HttpInput extends ServletInputStream implements Runnable
public boolean onContentProducible()
{
// This is the only _contentProducer method call that must not
// happen under a lock as it is used to release blocking calls.
return _contentProducer.onContentProducible();
try (AutoLock lock = _contentProducer.lock())
{
return _contentProducer.onContentProducible();
}
}
@Override
public int read() throws IOException
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
int read = read(_oneByteBuffer, 0, 1);
if (read == 0)
@ -243,12 +246,12 @@ public class HttpInput extends ServletInputStream implements Runnable
@Override
public int read(byte[] b, int off, int len) throws IOException
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
// Calculate minimum request rate for DoS protection
_contentProducer.checkMinDataRate();
Content content = _contentProducer.nextContent(lock);
Content content = _contentProducer.nextContent();
if (content == null)
throw new IllegalStateException("read on unready input");
if (!content.isSpecial())
@ -299,7 +302,7 @@ public class HttpInput extends ServletInputStream implements Runnable
*/
public boolean hasContent()
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
// Do not call _contentProducer.available() as it calls HttpChannel.produceContent()
// which is forbidden by this method's contract.
@ -313,7 +316,7 @@ public class HttpInput extends ServletInputStream implements Runnable
@Override
public int available()
{
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
int available = _contentProducer.available();
if (LOG.isDebugEnabled())
@ -332,7 +335,7 @@ public class HttpInput extends ServletInputStream implements Runnable
public void run()
{
Content content;
try (AutoLock lock = _contentProducerLock.lock())
try (AutoLock lock = _contentProducer.lock())
{
// Call isReady() to make sure that if not ready we register for fill interest.
if (!_contentProducer.isReady())
@ -341,7 +344,7 @@ public class HttpInput extends ServletInputStream implements Runnable
LOG.debug("running but not ready {}", this);
return;
}
content = _contentProducer.nextContent(lock);
content = _contentProducer.nextContent();
if (LOG.isDebugEnabled())
LOG.debug("running on content {} {}", content, this);
}

56
jetty-server/src/test/java/org/eclipse/jetty/server/AsyncContentProducerTest.java
View File

@ -72,8 +72,11 @@ public class AsyncContentProducerTest
ContentProducer contentProducer = new AsyncContentProducer(new ArrayDelayedHttpChannel(buffers, new HttpInput.EofContent(), scheduledExecutorService, barrier));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, contentProducer, (buffers.length + 1) * 2, 0, 4, barrier);
assertThat(error, nullValue());
try (AutoLock lock = contentProducer.lock())
{
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, contentProducer, (buffers.length + 1) * 2, 0, 4, barrier);
assertThat(error, nullValue());
}
}
@Test
@ -91,8 +94,11 @@ public class AsyncContentProducerTest
ContentProducer contentProducer = new AsyncContentProducer(new ArrayDelayedHttpChannel(buffers, new HttpInput.ErrorContent(expectedError), scheduledExecutorService, barrier));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, contentProducer, (buffers.length + 1) * 2, 0, 4, barrier);
assertThat(error, Is.is(expectedError));
try (AutoLock lock = contentProducer.lock())
{
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, contentProducer, (buffers.length + 1) * 2, 0, 4, barrier);
assertThat(error, Is.is(expectedError));
}
}
@Test
@ -113,10 +119,13 @@ public class AsyncContentProducerTest
CyclicBarrier barrier = new CyclicBarrier(2);
ContentProducer contentProducer = new AsyncContentProducer(new ArrayDelayedHttpChannel(buffers, new HttpInput.EofContent(), scheduledExecutorService, barrier));
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 32));
try (AutoLock lock = contentProducer.lock())
{
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 32));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, contentProducer, (buffers.length + 1) * 2, 0, 4, barrier);
assertThat(error, nullValue());
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, contentProducer, (buffers.length + 1) * 2, 0, 4, barrier);
assertThat(error, nullValue());
}
}
@Test
@ -137,10 +146,13 @@ public class AsyncContentProducerTest
CyclicBarrier barrier = new CyclicBarrier(2);
ContentProducer contentProducer = new AsyncContentProducer(new ArrayDelayedHttpChannel(buffers, new HttpInput.EofContent(), scheduledExecutorService, barrier));
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 1));
try (AutoLock lock = contentProducer.lock())
{
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 1));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, contentProducer, totalContentBytesCount + buffers.length + 2, 25, 4, barrier);
assertThat(error, nullValue());
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, contentProducer, totalContentBytesCount + buffers.length + 2, 25, 4, barrier);
assertThat(error, nullValue());
}
}
@Test
@ -162,10 +174,13 @@ public class AsyncContentProducerTest
CyclicBarrier barrier = new CyclicBarrier(2);
ContentProducer contentProducer = new AsyncContentProducer(new ArrayDelayedHttpChannel(buffers, new HttpInput.ErrorContent(expectedError), scheduledExecutorService, barrier));
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 32));
try (AutoLock lock = contentProducer.lock())
{
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 32));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, contentProducer, (buffers.length + 1) * 2, 0, 4, barrier);
assertThat(error, Is.is(expectedError));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, contentProducer, (buffers.length + 1) * 2, 0, 4, barrier);
assertThat(error, Is.is(expectedError));
}
}
private Throwable readAndAssertContent(int totalContentBytesCount, String originalContentString, ContentProducer contentProducer, int totalContentCount, int readyCount, int notReadyCount, CyclicBarrier barrier) throws InterruptedException, BrokenBarrierException, TimeoutException
@ -176,7 +191,6 @@ public class AsyncContentProducerTest
int isReadyFalseCount = 0;
int isReadyTrueCount = 0;
Throwable error = null;
AutoLock lock = new AutoLock();
while (true)
{
@ -185,17 +199,13 @@ public class AsyncContentProducerTest
else
isReadyFalseCount++;
HttpInput.Content content;
try (AutoLock autoLock = lock.lock())
HttpInput.Content content = contentProducer.nextContent();
nextContentCount++;
if (content == null)
{
content = contentProducer.nextContent(lock);
barrier.await(5, TimeUnit.SECONDS);
content = contentProducer.nextContent();
nextContentCount++;
if (content == null)
{
barrier.await(5, TimeUnit.SECONDS);
content = contentProducer.nextContent(lock);
nextContentCount++;
}
}
assertThat(content, notNullValue());

50
jetty-server/src/test/java/org/eclipse/jetty/server/BlockingContentProducerTest.java
View File

@ -69,8 +69,11 @@ public class BlockingContentProducerTest
ContentProducer contentProducer = new BlockingContentProducer(new AsyncContentProducer(httpChannel));
ref.set(contentProducer);
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, buffers.length + 1, contentProducer);
assertThat(error, nullValue());
try (AutoLock lock = contentProducer.lock())
{
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, buffers.length + 1, contentProducer);
assertThat(error, nullValue());
}
}
@Test
@ -87,10 +90,13 @@ public class BlockingContentProducerTest
AtomicReference<ContentProducer> ref = new AtomicReference<>();
ArrayDelayedHttpChannel httpChannel = new ArrayDelayedHttpChannel(buffers, new HttpInput.ErrorContent(expectedError), scheduledExecutorService, () -> ref.get().onContentProducible());
ContentProducer contentProducer = new BlockingContentProducer(new AsyncContentProducer(httpChannel));
ref.set(contentProducer);
try (AutoLock lock = contentProducer.lock())
{
ref.set(contentProducer);
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, buffers.length + 1, contentProducer);
assertThat(error, is(expectedError));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, buffers.length + 1, contentProducer);
assertThat(error, is(expectedError));
}
}
@Test
@ -112,10 +118,13 @@ public class BlockingContentProducerTest
ArrayDelayedHttpChannel httpChannel = new ArrayDelayedHttpChannel(buffers, new HttpInput.EofContent(), scheduledExecutorService, () -> ref.get().onContentProducible());
ContentProducer contentProducer = new BlockingContentProducer(new AsyncContentProducer(httpChannel));
ref.set(contentProducer);
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 32));
try (AutoLock lock = contentProducer.lock())
{
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 32));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, buffers.length + 1, contentProducer);
assertThat(error, nullValue());
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, buffers.length + 1, contentProducer);
assertThat(error, nullValue());
}
}
@Test
@ -137,10 +146,13 @@ public class BlockingContentProducerTest
ArrayDelayedHttpChannel httpChannel = new ArrayDelayedHttpChannel(buffers, new HttpInput.EofContent(), scheduledExecutorService, () -> ref.get().onContentProducible());
ContentProducer contentProducer = new BlockingContentProducer(new AsyncContentProducer(httpChannel));
ref.set(contentProducer);
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 1));
try (AutoLock lock = contentProducer.lock())
{
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 1));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, totalContentBytesCount + 1, contentProducer);
assertThat(error, nullValue());
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, totalContentBytesCount + 1, contentProducer);
assertThat(error, nullValue());
}
}
@Test
@ -163,10 +175,13 @@ public class BlockingContentProducerTest
ArrayDelayedHttpChannel httpChannel = new ArrayDelayedHttpChannel(buffers, new HttpInput.ErrorContent(expectedError), scheduledExecutorService, () -> ref.get().onContentProducible());
ContentProducer contentProducer = new BlockingContentProducer(new AsyncContentProducer(httpChannel));
ref.set(contentProducer);
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 32));
try (AutoLock lock = contentProducer.lock())
{
contentProducer.setInterceptor(new GzipHttpInputInterceptor(inflaterPool, new ArrayByteBufferPool(1, 1, 2), 32));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, buffers.length + 1, contentProducer);
assertThat(error, is(expectedError));
Throwable error = readAndAssertContent(totalContentBytesCount, originalContentString, buffers.length + 1, contentProducer);
assertThat(error, is(expectedError));
}
}
private Throwable readAndAssertContent(int totalContentBytesCount, String originalContentString, int totalContentCount, ContentProducer contentProducer)
@ -175,14 +190,9 @@ public class BlockingContentProducerTest
int nextContentCount = 0;
String consumedString = "";
Throwable error = null;
AutoLock lock = new AutoLock();
while (true)
{
HttpInput.Content content;
try (AutoLock autoLock = lock.lock())
{
content = contentProducer.nextContent(lock);
}
HttpInput.Content content = contentProducer.nextContent();
nextContentCount++;
if (content.isSpecial())