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Posted to commits@commons.apache.org by se...@apache.org on 2012/07/17 18:11:25 UTC
svn commit: r1362553 - in /commons/proper/logging/trunk: pom.xml
src/test/org/apache/commons/logging/WeakHashTableTestCase.java
Author: sebb
Date: Tue Jul 17 16:11:25 2012
New Revision: 1362553
URL: http://svn.apache.org/viewvc?rev=1362553&view=rev
Log:
LOGGING-119 deadlock on re-registration of logger
Added test case showing the problem
Added:
commons/proper/logging/trunk/src/test/org/apache/commons/logging/WeakHashTableTestCase.java (with props)
Modified:
commons/proper/logging/trunk/pom.xml
Modified: commons/proper/logging/trunk/pom.xml
URL: http://svn.apache.org/viewvc/commons/proper/logging/trunk/pom.xml?rev=1362553&r1=1362552&r2=1362553&view=diff
==============================================================================
--- commons/proper/logging/trunk/pom.xml (original)
+++ commons/proper/logging/trunk/pom.xml Tue Jul 17 16:11:25 2012
@@ -328,6 +328,7 @@ under the License.
<configuration>
<includes>
<include>**/AvalonLoggerTestCase.java</include>
+ <include>**/WeakHashTableTestCase.java</include>
</includes>
</configuration>
Added: commons/proper/logging/trunk/src/test/org/apache/commons/logging/WeakHashTableTestCase.java
URL: http://svn.apache.org/viewvc/commons/proper/logging/trunk/src/test/org/apache/commons/logging/WeakHashTableTestCase.java?rev=1362553&view=auto
==============================================================================
--- commons/proper/logging/trunk/src/test/org/apache/commons/logging/WeakHashTableTestCase.java (added)
+++ commons/proper/logging/trunk/src/test/org/apache/commons/logging/WeakHashTableTestCase.java Tue Jul 17 16:11:25 2012
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.commons.logging;
+
+import junit.framework.TestCase;
+
+import org.apache.commons.logging.impl.WeakHashtable;
+
+public class WeakHashTableTestCase extends TestCase {
+
+ private static final int WAIT_FOR_THREAD_COMPLETION = 5000; // 5 seconds
+ private static final int RUN_LOOPS = 1500;
+ private static final int OUTER_LOOP = 100;
+ private static final int THREAD_COUNT = 10;
+
+ private static WeakHashtable hashtable;
+
+ public static class StupidThread extends Thread {
+
+ public StupidThread(String name){
+ super(name);
+ }
+
+ public void run() {
+ for (int i = 0; i < RUN_LOOPS; i++) {
+ hashtable.put("key"+":"+(i%10), Boolean.TRUE);
+ if(i%50==0) {
+ yield();
+ }
+ }
+ }
+ }
+
+ public void testLOGGING_119() throws Exception {
+ Thread [] t = new Thread[THREAD_COUNT];
+ for (int j=1; j <= OUTER_LOOP; j++) {
+ hashtable = new WeakHashtable();
+ for (int i = 0; i < t.length; i++) {
+ t[i] = new StupidThread("Thread:"+i);
+ t[i].setDaemon(true); // Otherwise we cannot exit
+ t[i].start();
+ }
+ for (int i = 0; i < t.length; i++) {
+ t[i].join(WAIT_FOR_THREAD_COMPLETION);
+ if (t[i].isAlive()) {
+ break; // at least one thread is stuck
+ }
+ }
+ int active=0;
+ for (int i = 0; i < t.length; i++) {
+ if (t[i].isAlive()) {
+ active++;
+ }
+ }
+ if (active > 0) {
+ fail("Attempt: "+j+" Stuck threads: "+active);
+ }
+ }
+ }
+}
Propchange: commons/proper/logging/trunk/src/test/org/apache/commons/logging/WeakHashTableTestCase.java
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Propchange: commons/proper/logging/trunk/src/test/org/apache/commons/logging/WeakHashTableTestCase.java
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svn:keywords = Author Date Id Revision