Author: xedin
Date: Tue Aug 16 20:47:22 2011
New Revision: 1158439

URL: http://svn.apache.org/viewvc?rev=1158439&view=rev
Log:
Fix missing logging for some exceptions
patch by Jonathan Ellis; reviewed by Pavel Yaskevich for CASSANDRA-2061

Added:
    
cassandra/trunk/src/java/org/apache/cassandra/concurrent/DebuggableScheduledThreadPoolExecutor.java
Modified:
    cassandra/trunk/CHANGES.txt
    
cassandra/trunk/src/java/org/apache/cassandra/concurrent/DebuggableThreadPoolExecutor.java
    
cassandra/trunk/src/java/org/apache/cassandra/concurrent/RetryingScheduledThreadPoolExecutor.java
    cassandra/trunk/src/java/org/apache/cassandra/gms/Gossiper.java
    cassandra/trunk/src/java/org/apache/cassandra/service/StorageService.java
    
cassandra/trunk/test/unit/org/apache/cassandra/locator/DynamicEndpointSnitchTest.java

Modified: cassandra/trunk/CHANGES.txt
URL: 
http://svn.apache.org/viewvc/cassandra/trunk/CHANGES.txt?rev=1158439&r1=1158438&r2=1158439&view=diff
==============================================================================
--- cassandra/trunk/CHANGES.txt (original)
+++ cassandra/trunk/CHANGES.txt Tue Aug 16 20:47:22 2011
@@ -32,7 +32,7 @@
  * refactoring of the secondary index api (CASSANDRA-2982)
  * make CL > ONE reads wait for digest reconciliation before returning
    (CASSANDRA-2494)
-
+ * fix missing logging for some exceptions (CASSANDRA-2061)
 
 0.8.5
  * fix NPE when encryption_options is unspecified (CASSANDRA-3007)

Added: 
cassandra/trunk/src/java/org/apache/cassandra/concurrent/DebuggableScheduledThreadPoolExecutor.java
URL: 
http://svn.apache.org/viewvc/cassandra/trunk/src/java/org/apache/cassandra/concurrent/DebuggableScheduledThreadPoolExecutor.java?rev=1158439&view=auto
==============================================================================
--- 
cassandra/trunk/src/java/org/apache/cassandra/concurrent/DebuggableScheduledThreadPoolExecutor.java
 (added)
+++ 
cassandra/trunk/src/java/org/apache/cassandra/concurrent/DebuggableScheduledThreadPoolExecutor.java
 Tue Aug 16 20:47:22 2011
@@ -0,0 +1,49 @@
+package org.apache.cassandra.concurrent;
+/*
+ * 
+ * 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.
+ * 
+ */
+
+
+import java.util.concurrent.*;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class DebuggableScheduledThreadPoolExecutor extends 
ScheduledThreadPoolExecutor
+{
+    private static Logger logger = 
LoggerFactory.getLogger(DebuggableScheduledThreadPoolExecutor.class);
+
+    public DebuggableScheduledThreadPoolExecutor(int corePoolSize, String 
threadPoolName, int priority)
+    {
+        super(corePoolSize, new NamedThreadFactory(threadPoolName, priority));
+    }
+
+    public DebuggableScheduledThreadPoolExecutor(String threadPoolName)
+    {
+        this(1, threadPoolName, Thread.NORM_PRIORITY);
+    }
+
+    @Override
+    public void afterExecute(Runnable r, Throwable t)
+    {
+        super.afterExecute(r,t);
+        DebuggableThreadPoolExecutor.logExceptionsAfterExecute(r, t);
+    }
+}

Modified: 
cassandra/trunk/src/java/org/apache/cassandra/concurrent/DebuggableThreadPoolExecutor.java
URL: 
http://svn.apache.org/viewvc/cassandra/trunk/src/java/org/apache/cassandra/concurrent/DebuggableThreadPoolExecutor.java?rev=1158439&r1=1158438&r2=1158439&view=diff
==============================================================================
--- 
cassandra/trunk/src/java/org/apache/cassandra/concurrent/DebuggableThreadPoolExecutor.java
 (original)
+++ 
cassandra/trunk/src/java/org/apache/cassandra/concurrent/DebuggableThreadPoolExecutor.java
 Tue Aug 16 20:47:22 2011
@@ -111,12 +111,16 @@ public class DebuggableThreadPoolExecuto
 
     public static void logExceptionsAfterExecute(Runnable r, Throwable t)
     {
-        // exceptions wrapped by FutureTask
-        if (r instanceof FutureTask<?>)
+        // Check for exceptions wrapped by FutureTask.  We do this by calling 
get(), which will
+        // cause it to throw any saved exception.
+        //
+        // Complicating things, calling get() on a ScheduledFutureTask will 
block until the task
+        // is cancelled.  Hence, the extra isDone check beforehand.
+        if ((r instanceof Future<?>) && ((Future<?>) r).isDone())
         {
             try
             {
-                ((FutureTask<?>) r).get();
+                ((Future<?>) r).get();
             }
             catch (InterruptedException e)
             {

Modified: 
cassandra/trunk/src/java/org/apache/cassandra/concurrent/RetryingScheduledThreadPoolExecutor.java
URL: 
http://svn.apache.org/viewvc/cassandra/trunk/src/java/org/apache/cassandra/concurrent/RetryingScheduledThreadPoolExecutor.java?rev=1158439&r1=1158438&r2=1158439&view=diff
==============================================================================
--- 
cassandra/trunk/src/java/org/apache/cassandra/concurrent/RetryingScheduledThreadPoolExecutor.java
 (original)
+++ 
cassandra/trunk/src/java/org/apache/cassandra/concurrent/RetryingScheduledThreadPoolExecutor.java
 Tue Aug 16 20:47:22 2011
@@ -1,116 +0,0 @@
-package org.apache.cassandra.concurrent;
-/*
- * 
- * 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.
- * 
- */
-
-
-import java.util.concurrent.*;
-
-public class RetryingScheduledThreadPoolExecutor extends 
ScheduledThreadPoolExecutor
-{
-    public RetryingScheduledThreadPoolExecutor(String threadPoolName, int 
priority)
-    {
-        this(1, threadPoolName, priority);
-    }
-
-    public RetryingScheduledThreadPoolExecutor(int corePoolSize, String 
threadPoolName, int priority)
-    {
-        super(corePoolSize, new NamedThreadFactory(threadPoolName, priority));
-    }
-
-    public RetryingScheduledThreadPoolExecutor(String threadPoolName)
-    {
-        this(1, threadPoolName, Thread.NORM_PRIORITY);
-    }
-
-    @Override
-    protected <V> RunnableScheduledFuture<V> decorateTask(Runnable runnable, 
RunnableScheduledFuture<V> task)
-    {
-        return new LoggingScheduledFuture<V>(task);
-    }
-
-    /**
-     * Wraps RunnableScheduledFuture.run to log an error on exception rather 
than kill the executor thread.
-     * All the other methods just wrap the RSF counterpart.
-     * @param <V>
-     */
-    private static class LoggingScheduledFuture<V> implements 
RunnableScheduledFuture<V>
-    {
-        private final RunnableScheduledFuture<V> task;
-
-        public LoggingScheduledFuture(RunnableScheduledFuture<V> task)
-        {
-            this.task = task;
-        }
-
-        public boolean isPeriodic()
-        {
-            return task.isPeriodic();
-        }
-
-        public long getDelay(TimeUnit unit)
-        {
-            return task.getDelay(unit);
-        }
-
-        public int compareTo(Delayed o)
-        {
-            return task.compareTo(o);
-        }
-
-        public void run()
-        {
-            try
-            {
-                task.run();
-            }
-            catch (Exception e)
-            {
-                if (Thread.getDefaultUncaughtExceptionHandler() != null)
-                    
Thread.getDefaultUncaughtExceptionHandler().uncaughtException(Thread.currentThread(),
 e.getCause());
-            }
-        }
-
-        public boolean cancel(boolean mayInterruptIfRunning)
-        {
-            return task.cancel(mayInterruptIfRunning);
-        }
-
-        public boolean isCancelled()
-        {
-            return task.isCancelled();
-        }
-
-        public boolean isDone()
-        {
-            return task.isDone();
-        }
-
-        public V get() throws InterruptedException, ExecutionException
-        {
-            return task.get();
-        }
-
-        public V get(long timeout, TimeUnit unit) throws InterruptedException, 
ExecutionException, TimeoutException
-        {
-            return task.get(timeout, unit);
-        }
-    }
-}

Modified: cassandra/trunk/src/java/org/apache/cassandra/gms/Gossiper.java
URL: 
http://svn.apache.org/viewvc/cassandra/trunk/src/java/org/apache/cassandra/gms/Gossiper.java?rev=1158439&r1=1158438&r2=1158439&view=diff
==============================================================================
--- cassandra/trunk/src/java/org/apache/cassandra/gms/Gossiper.java (original)
+++ cassandra/trunk/src/java/org/apache/cassandra/gms/Gossiper.java Tue Aug 16 
20:47:22 2011
@@ -36,7 +36,7 @@ import org.cliffc.high_scale_lib.NonBloc
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import org.apache.cassandra.concurrent.RetryingScheduledThreadPoolExecutor;
+import org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor;
 import org.apache.cassandra.utils.FBUtilities;
 import org.apache.cassandra.config.DatabaseDescriptor;
 import org.apache.cassandra.net.Message;
@@ -56,7 +56,7 @@ import org.apache.cassandra.service.Stor
 
 public class Gossiper implements IFailureDetectionEventListener
 {
-    private static final RetryingScheduledThreadPoolExecutor executor = new 
RetryingScheduledThreadPoolExecutor("GossipTasks");
+    private static final DebuggableScheduledThreadPoolExecutor executor = new 
DebuggableScheduledThreadPoolExecutor("GossipTasks");
 
     static final ApplicationState[] STATES = ApplicationState.values();
     static final List<String> DEAD_STATES = 
Arrays.asList(VersionedValue.REMOVING_TOKEN, VersionedValue.REMOVED_TOKEN, 
VersionedValue.STATUS_LEFT);

Modified: 
cassandra/trunk/src/java/org/apache/cassandra/service/StorageService.java
URL: 
http://svn.apache.org/viewvc/cassandra/trunk/src/java/org/apache/cassandra/service/StorageService.java?rev=1158439&r1=1158438&r2=1158439&view=diff
==============================================================================
--- cassandra/trunk/src/java/org/apache/cassandra/service/StorageService.java 
(original)
+++ cassandra/trunk/src/java/org/apache/cassandra/service/StorageService.java 
Tue Aug 16 20:47:22 2011
@@ -38,7 +38,7 @@ import org.apache.commons.lang.StringUti
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import org.apache.cassandra.concurrent.RetryingScheduledThreadPoolExecutor;
+import org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor;
 import org.apache.cassandra.concurrent.Stage;
 import org.apache.cassandra.concurrent.StageManager;
 import org.apache.cassandra.config.CFMetaData;
@@ -78,7 +78,7 @@ import org.apache.cassandra.utils.Wrappe
  */
 public class StorageService implements IEndpointStateChangeSubscriber, 
StorageServiceMBean
 {
-    private static Logger logger_ = 
LoggerFactory.getLogger(StorageService.class);     
+    private static Logger logger_ = 
LoggerFactory.getLogger(StorageService.class);
 
     public static final int RING_DELAY = 30 * 1000; // delay after which we 
assume ring has stablized
 
@@ -151,12 +151,12 @@ public class StorageService implements I
     /**
      * This pool is used for periodic short (sub-second) tasks.
      */
-     public static final RetryingScheduledThreadPoolExecutor scheduledTasks = 
new RetryingScheduledThreadPoolExecutor("ScheduledTasks");
+     public static final DebuggableScheduledThreadPoolExecutor scheduledTasks 
= new DebuggableScheduledThreadPoolExecutor("ScheduledTasks");
 
     /**
      * This pool is used by tasks that can have longer execution times, and 
usually are non periodic.
      */
-    public static final RetryingScheduledThreadPoolExecutor tasks = new 
RetryingScheduledThreadPoolExecutor("NonPeriodicTasks");
+    public static final DebuggableScheduledThreadPoolExecutor tasks = new 
DebuggableScheduledThreadPoolExecutor("NonPeriodicTasks");
 
 
     /* This abstraction maintains the token/endpoint metadata information */

Modified: 
cassandra/trunk/test/unit/org/apache/cassandra/locator/DynamicEndpointSnitchTest.java
URL: 
http://svn.apache.org/viewvc/cassandra/trunk/test/unit/org/apache/cassandra/locator/DynamicEndpointSnitchTest.java?rev=1158439&r1=1158438&r2=1158439&view=diff
==============================================================================
--- 
cassandra/trunk/test/unit/org/apache/cassandra/locator/DynamicEndpointSnitchTest.java
 (original)
+++ 
cassandra/trunk/test/unit/org/apache/cassandra/locator/DynamicEndpointSnitchTest.java
 Tue Aug 16 20:47:22 2011
@@ -35,7 +35,7 @@ public class DynamicEndpointSnitchTest
     public void testSnitch() throws InterruptedException, IOException, 
ConfigurationException
     {
         // do this because SS needs to be initialized before DES can work 
properly.
-        StorageService.instance.initClient();
+        StorageService.instance.initClient(0);
         int sleeptime = 150;
         DynamicEndpointSnitch dsnitch = new DynamicEndpointSnitch(new 
SimpleSnitch());
         InetAddress self = FBUtilities.getBroadcastAddress();


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