[jira] Commented: (ZOOKEEPER-360) WeakHashMap in Bookie.java causes NPE

2009-04-04 Thread Hudson (JIRA)

[ 
https://issues.apache.org/jira/browse/ZOOKEEPER-360?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12695719#action_12695719
 ] 

Hudson commented on ZOOKEEPER-360:
--

Integrated in ZooKeeper-trunk #271 (See 
[http://hudson.zones.apache.org/hudson/job/ZooKeeper-trunk/271/])
. WeakHashMap in Bookie.java causes NPE (flavio via mahadev)


 WeakHashMap in Bookie.java causes NPE
 -

 Key: ZOOKEEPER-360
 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-360
 Project: Zookeeper
  Issue Type: Bug
  Components: contrib-bookkeeper
Affects Versions: 3.1.1
Reporter: Flavio Paiva Junqueira
Assignee: Flavio Paiva Junqueira
 Fix For: 3.2.0

 Attachments: ZOOKEEPER-BOOKKEEPER-360.patch


 We need a strong reference to prevent a key in masterKeys on Bookie.java to 
 be garbage collected.

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[jira] Commented: (ZOOKEEPER-360) WeakHashMap in Bookie.java causes NPE

2009-04-02 Thread Benjamin Reed (JIRA)

[ 
https://issues.apache.org/jira/browse/ZOOKEEPER-360?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12695056#action_12695056
 ] 

Benjamin Reed commented on ZOOKEEPER-360:
-

+1 looks good

 WeakHashMap in Bookie.java causes NPE
 -

 Key: ZOOKEEPER-360
 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-360
 Project: Zookeeper
  Issue Type: Bug
  Components: contrib-bookkeeper
Affects Versions: 3.1.1
Reporter: Flavio Paiva Junqueira
Assignee: Flavio Paiva Junqueira
 Fix For: 3.2.0

 Attachments: ZOOKEEPER-BOOKKEEPER-360.patch


 We need a strong reference to prevent a key in masterKeys on Bookie.java to 
 be garbage collected.

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[jira] Commented: (ZOOKEEPER-360) WeakHashMap in Bookie.java causes NPE

2009-04-02 Thread Hadoop QA (JIRA)

[ 
https://issues.apache.org/jira/browse/ZOOKEEPER-360?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12695134#action_12695134
 ] 

Hadoop QA commented on ZOOKEEPER-360:
-

-1 overall.  Here are the results of testing the latest attachment 
  
http://issues.apache.org/jira/secure/attachment/12404469/ZOOKEEPER-BOOKKEEPER-360.patch
  against trunk revision 761126.

+1 @author.  The patch does not contain any @author tags.

-1 tests included.  The patch doesn't appear to include any new or modified 
tests.
Please justify why no tests are needed for this patch.

+1 javadoc.  The javadoc tool did not generate any warning messages.

+1 javac.  The applied patch does not increase the total number of javac 
compiler warnings.

+1 findbugs.  The patch does not introduce any new Findbugs warnings.

+1 release audit.  The applied patch does not increase the total number of 
release audit warnings.

+1 core tests.  The patch passed core unit tests.

+1 contrib tests.  The patch passed contrib unit tests.

Test results: 
http://hudson.zones.apache.org/hudson/job/Zookeeper-Patch-vesta.apache.org/11/testReport/
Findbugs warnings: 
http://hudson.zones.apache.org/hudson/job/Zookeeper-Patch-vesta.apache.org/11/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: 
http://hudson.zones.apache.org/hudson/job/Zookeeper-Patch-vesta.apache.org/11/console

This message is automatically generated.

 WeakHashMap in Bookie.java causes NPE
 -

 Key: ZOOKEEPER-360
 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-360
 Project: Zookeeper
  Issue Type: Bug
  Components: contrib-bookkeeper
Affects Versions: 3.1.1
Reporter: Flavio Paiva Junqueira
Assignee: Flavio Paiva Junqueira
 Fix For: 3.2.0

 Attachments: ZOOKEEPER-BOOKKEEPER-360.patch


 We need a strong reference to prevent a key in masterKeys on Bookie.java to 
 be garbage collected.

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[jira] Commented: (ZOOKEEPER-360) WeakHashMap in Bookie.java causes NPE

2009-04-02 Thread Flavio Paiva Junqueira (JIRA)

[ 
https://issues.apache.org/jira/browse/ZOOKEEPER-360?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12695138#action_12695138
 ] 

Flavio Paiva Junqueira commented on ZOOKEEPER-360:
--

The part of the bookie code changed with this patch was already exercised 
before on tests, and the reason why they didn't catch the bug is because the 
error is caused by garbage collected entries in masterKeys (WeakHashMap). I 
have removed this data structure in this patch, so that there is no more such 
garbarge collected entries. The code path is still exercised by unit tests, 
though. 

 WeakHashMap in Bookie.java causes NPE
 -

 Key: ZOOKEEPER-360
 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-360
 Project: Zookeeper
  Issue Type: Bug
  Components: contrib-bookkeeper
Affects Versions: 3.1.1
Reporter: Flavio Paiva Junqueira
Assignee: Flavio Paiva Junqueira
 Fix For: 3.2.0

 Attachments: ZOOKEEPER-BOOKKEEPER-360.patch


 We need a strong reference to prevent a key in masterKeys on Bookie.java to 
 be garbage collected.

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