Author: markt Date: Mon Dec 15 16:18:31 2014 New Revision: 1645686 URL: http://svn.apache.org/r1645686 Log: Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=57326 Enable AsyncListeners to re-register themselves through AsyncListener.onStartAsync ()
Modified: tomcat/tc8.0.x/trunk/ (props changed) tomcat/tc8.0.x/trunk/java/org/apache/catalina/core/AsyncContextImpl.java tomcat/tc8.0.x/trunk/test/org/apache/catalina/core/TestAsyncContextImpl.java tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml Propchange: tomcat/tc8.0.x/trunk/ ------------------------------------------------------------------------------ --- svn:mergeinfo (original) +++ svn:mergeinfo Mon Dec 15 16:18:31 2014 @@ -1 +1 @@ -/tomcat/trunk:1636524,1637156,1637176,1637188,1637331,1637684,1637695,1638720-1638725,1639653,1640010,1640083-1640084,1640088,1640275,1640322,1640347,1640361,1640365,1640403,1640410,1640652,1640655-1640658,1640688,1640700-1640883,1640903,1640976,1640978,1641000,1641026,1641038-1641039,1641051-1641052,1641058,1641064,1641300,1641369,1641374,1641380,1641486,1641634,1641656-1641692,1641704,1641707-1641718,1641720-1641722,1641735,1641981,1642233,1642280,1642554,1642564,1642595,1642606,1642668,1642679,1642697,1642699,1642766,1643002,1643045,1643054-1643055,1643066,1643121,1643128,1643206,1643209-1643210,1643216,1643249,1643270,1643283,1643309-1643310,1643323,1643365-1643366,1643370-1643371,1643465,1643474,1643536,1643570,1643634,1643649,1643651,1643654,1643675,1643731,1643733-1643734,1643761,1643766,1643814,1643937,1643963,1644017,1644169,1644201-1644203,1644321,1644323,1644516,1644523,1644529,1644535,1644730,1644768,1644784-1644785,1644790,1644793,1644815,1644884,1644886,1644890,1644892 ,1644910,1644924,1644929-1644930,1644935,1644989,1645011,1645247,1645355,1645357,1645455,1645465,1645469,1645471,1645473,1645475,1645487,1645626,1645641 +/tomcat/trunk:1636524,1637156,1637176,1637188,1637331,1637684,1637695,1638720-1638725,1639653,1640010,1640083-1640084,1640088,1640275,1640322,1640347,1640361,1640365,1640403,1640410,1640652,1640655-1640658,1640688,1640700-1640883,1640903,1640976,1640978,1641000,1641026,1641038-1641039,1641051-1641052,1641058,1641064,1641300,1641369,1641374,1641380,1641486,1641634,1641656-1641692,1641704,1641707-1641718,1641720-1641722,1641735,1641981,1642233,1642280,1642554,1642564,1642595,1642606,1642668,1642679,1642697,1642699,1642766,1643002,1643045,1643054-1643055,1643066,1643121,1643128,1643206,1643209-1643210,1643216,1643249,1643270,1643283,1643309-1643310,1643323,1643365-1643366,1643370-1643371,1643465,1643474,1643536,1643570,1643634,1643649,1643651,1643654,1643675,1643731,1643733-1643734,1643761,1643766,1643814,1643937,1643963,1644017,1644169,1644201-1644203,1644321,1644323,1644516,1644523,1644529,1644535,1644730,1644768,1644784-1644785,1644790,1644793,1644815,1644884,1644886,1644890,1644892 ,1644910,1644924,1644929-1644930,1644935,1644989,1645011,1645247,1645355,1645357,1645455,1645465,1645469,1645471,1645473,1645475,1645487,1645626,1645641,1645685 Modified: tomcat/tc8.0.x/trunk/java/org/apache/catalina/core/AsyncContextImpl.java URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/java/org/apache/catalina/core/AsyncContextImpl.java?rev=1645686&r1=1645685&r2=1645686&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/java/org/apache/catalina/core/AsyncContextImpl.java (original) +++ tomcat/tc8.0.x/trunk/java/org/apache/catalina/core/AsyncContextImpl.java Mon Dec 15 16:18:31 2014 @@ -339,6 +339,7 @@ public class AsyncContextImpl implements List<AsyncListenerWrapper> listenersCopy = new ArrayList<>(); listenersCopy.addAll(listeners); + listeners.clear(); for (AsyncListenerWrapper listener : listenersCopy) { try { listener.fireOnStartAsync(event); @@ -348,7 +349,6 @@ public class AsyncContextImpl implements listener.getClass().getName() + "]", t); } } - listeners.clear(); } @Override Modified: tomcat/tc8.0.x/trunk/test/org/apache/catalina/core/TestAsyncContextImpl.java URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/test/org/apache/catalina/core/TestAsyncContextImpl.java?rev=1645686&r1=1645685&r2=1645686&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/test/org/apache/catalina/core/TestAsyncContextImpl.java (original) +++ tomcat/tc8.0.x/trunk/test/org/apache/catalina/core/TestAsyncContextImpl.java Mon Dec 15 16:18:31 2014 @@ -31,6 +31,7 @@ import javax.servlet.AsyncListener; import javax.servlet.DispatcherType; import javax.servlet.GenericServlet; import javax.servlet.RequestDispatcher; +import javax.servlet.Servlet; import javax.servlet.ServletException; import javax.servlet.ServletRequest; import javax.servlet.ServletRequestEvent; @@ -463,8 +464,7 @@ public class TestAsyncContextImpl extend // No file system docBase required Context ctx = tomcat.addContext("", null); - TimeoutServlet timeout = - new TimeoutServlet(completeOnTimeout, dispatchUrl); + TimeoutServlet timeout = new TimeoutServlet(completeOnTimeout, dispatchUrl); Wrapper wrapper = Tomcat.addServlet(ctx, "time", timeout); wrapper.setAsyncSupported(true); @@ -859,6 +859,21 @@ public class TestAsyncContextImpl extend } } + private static class StickyTrackingListener extends TrackingListener { + + public StickyTrackingListener(boolean completeOnError, + boolean completeOnTimeout, String dispatchUrl) { + super(completeOnError, completeOnTimeout, dispatchUrl); + } + + @Override + public void onStartAsync(AsyncEvent event) throws IOException { + super.onStartAsync(event); + // Re-add this listener to the new AsyncContext + event.getAsyncContext().addListener(this); + } + } + public static class TrackingRequestListener implements ServletRequestListener { @@ -2066,4 +2081,67 @@ public class TestAsyncContextImpl extend } Assert.assertEquals(expectedTrack, getTrack()); } + + + // https://issues.apache.org/bugzilla/show_bug.cgi?id=57326 + @Test + public void testAsyncContextListenerClearing() throws Exception { + resetTracker(); + + // Setup Tomcat instance + Tomcat tomcat = getTomcatInstance(); + + // No file system docBase required + Context ctx = tomcat.addContext("", null); + + Servlet stage1 = new DispatchingServletTracking("/stage2", true); + Wrapper wrapper1 = Tomcat.addServlet(ctx, "stage1", stage1); + wrapper1.setAsyncSupported(true); + ctx.addServletMapping("/stage1", "stage1"); + + Servlet stage2 = new DispatchingServletTracking("/stage3", false); + Wrapper wrapper2 = Tomcat.addServlet(ctx, "stage2", stage2); + wrapper2.setAsyncSupported(true); + ctx.addServletMapping("/stage2", "stage2"); + + Servlet stage3 = new NonAsyncServlet(); + Tomcat.addServlet(ctx, "stage3", stage3); + ctx.addServletMapping("/stage3", "stage3"); + + TesterAccessLogValve alv = new TesterAccessLogValve(); + ctx.getPipeline().addValve(alv); + + tomcat.start(); + + getUrl("http://localhost:" + getPort()+ "/stage1"); + + assertEquals("doGet-startAsync-doGet-startAsync-onStartAsync-NonAsyncServletGet-onComplete-", getTrack()); + + // Check the access log + alv.validateAccessLog(1, 200, 0, REQUEST_TIME); + } + + private static class DispatchingServletTracking extends HttpServlet { + + private static final long serialVersionUID = 1L; + + private final String target; + private final boolean addTrackingListener; + + public DispatchingServletTracking(String target, boolean addTrackingListener) { + this.target = target; + this.addTrackingListener = addTrackingListener; + } + + @Override + protected void doGet(HttpServletRequest req, HttpServletResponse resp) + throws ServletException, IOException { + track("doGet-startAsync-"); + AsyncContext ac = req.startAsync(); + if (addTrackingListener) { + ac.addListener(new StickyTrackingListener(false, false, null)); + } + ac.dispatch(target); + } + } } Modified: tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml?rev=1645686&r1=1645685&r2=1645686&view=diff ============================================================================== --- tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml (original) +++ tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml Mon Dec 15 16:18:31 2014 @@ -152,6 +152,11 @@ extending. (violetagg) </update> <fix> + <bug>57326</bug>: Enable <code>AsyncListener</code> implementations to + re-register themselves during <code>AsyncListener.onStartAsync</code>. + (markt) + </fix> + <fix> <bug>57331</bug>: Allow ExpiresFilter to use "year" as synonym for "years" in its configuration. (kkolinko) </fix> --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org