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474634 - AsyncListener.onError() handling. 

Simplified exception handling, making sure that we terminate the
handling even in case the state was COMPLETING but the container
could not write the response.
This commit is contained in:
Simone Bordet 2015-08-14 13:46:00 +02:00 committed by Joakim Erdfelt
parent 94df04e57b
commit b96f2f5b24
2 changed files with 59 additions and 63 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
jetty-server/src/main/java/org/eclipse/jetty/server/HttpChannel.java
View File

@ -410,13 +410,11 @@ public class HttpChannel implements Runnable, HttpOutput.Interceptor
_response.sendError(404);
else
_response.closeOutput();
_request.setHandled(true);
// TODO do onComplete here to detect errors in final flush
_state.onComplete();
// TODO: verify this code is needed and whether
// TODO: it's needed for onError() case too.
_request.setHandled(true);
onCompleted();
break loop;
@ -430,28 +428,22 @@ public class HttpChannel implements Runnable, HttpOutput.Interceptor
}
catch (EofException|QuietServletException|BadMessageException e)
{
if (LOG.isDebugEnabled())
LOG.debug(e);
handleException(e);
}
catch (Exception e)
{
if (_connector.isStarted())
LOG.warn(String.valueOf(_request.getHttpURI()), e);
else
LOG.debug(String.valueOf(_request.getHttpURI()), e);
handleException(e);
}
catch (Throwable e)
{
if ("ContinuationThrowable".equals(e.getClass().getSimpleName()))
{
LOG.ignore(e);
}
else
{
if (_connector.isStarted())
LOG.warn(String.valueOf(_request.getHttpURI()), e);
else
LOG.debug(String.valueOf(_request.getHttpURI()), e);
LOG.warn(String.valueOf(_request.getHttpURI()), e);
handleException(e);
}
}
@ -476,8 +468,6 @@ public class HttpChannel implements Runnable, HttpOutput.Interceptor
* @param x the Throwable that caused the problem
*/
protected void handleException(Throwable x)
{
try
{
if (_state.isAsyncStarted())
{
@ -486,18 +476,21 @@ public class HttpChannel implements Runnable, HttpOutput.Interceptor
if (root==null)
{
_state.error(x);
return;
}
else
{
// TODO Can this happen? Should this just be ISE???
// We've already processed an error before!
root.addSuppressed(x);
LOG.warn("Error while handling async error: ", root);
abort(x);
_state.errorComplete();
return;
}
}
else
{
try
{
// Handle error normally
_request.setHandled(true);
_request.setAttribute(RequestDispatcher.ERROR_EXCEPTION, x);
@ -506,8 +499,8 @@ public class HttpChannel implements Runnable, HttpOutput.Interceptor
if (isCommitted())
{
abort(x);
if (!(x instanceof EofException))
LOG.warn("Could not send response error 500: "+x);
if (LOG.isDebugEnabled())
LOG.debug("Could not send response error 500, already committed", x);
}
else
{
@ -529,12 +522,14 @@ public class HttpChannel implements Runnable, HttpOutput.Interceptor
_response.sendError(HttpStatus.INTERNAL_SERVER_ERROR_500);
}
}
catch (IOException e)
catch (Throwable e)
{
// We tried our best, just log
abort(e);
if (LOG.isDebugEnabled())
LOG.debug("Could not commit response error 500", e);
}
}
}
public boolean isExpecting100Continue()
{

1
jetty-server/src/main/java/org/eclipse/jetty/server/HttpChannelState.java
View File

@ -320,6 +320,7 @@ public class HttpChannelState
{
switch(_state)
{
case COMPLETING:
case COMPLETED:
return Action.TERMINATED;