Author: rjung
Date: Wed Jul 1 19:16:13 2009
New Revision: 790321
URL: http://svn.apache.org/viewvc?rev=790321&view=rev
Log:
Partial fix for BZ 46990: Synchronization issues in cluster membership
reported by FindBugs. Patch provided by Sebb.
Modified:
tomcat/container/tc5.5.x/modules/cluster/src/share/org/apache/catalina/cluster/mcast/McastMembership.java
tomcat/container/tc5.5.x/webapps/docs/changelog.xml
tomcat/current/tc5.5.x/STATUS.txt
Modified:
tomcat/container/tc5.5.x/modules/cluster/src/share/org/apache/catalina/cluster/mcast/McastMembership.java
URL:
http://svn.apache.org/viewvc/tomcat/container/tc5.5.x/modules/cluster/src/share/org/apache/catalina/cluster/mcast/McastMembership.java?rev=790321&r1=790320&r2=790321&view=diff
==============================================================================
---
tomcat/container/tc5.5.x/modules/cluster/src/share/org/apache/catalina/cluster/mcast/McastMembership.java
(original)
+++
tomcat/container/tc5.5.x/modules/cluster/src/share/org/apache/catalina/cluster/mcast/McastMembership.java
Wed Jul 1 19:16:13 2009
@@ -38,6 +38,8 @@
{
protected static final McastMember[] EMPTY_MEMBERS = new McastMember[0];
+ private final Object membersLock = new Object();
+
/**
* The name of this membership, has to be the same as the name for the
local
* member
@@ -113,7 +115,7 @@
* @param member The member to add
*/
protected void addMcastMember(McastMember member) {
- synchronized (members) {
+ synchronized (membersLock) {
McastMember results[] =
new McastMember[members.length + 1];
for (int i = 0; i < members.length; i++)
@@ -130,7 +132,7 @@
* @param member The member to remove
*/
protected void removeMcastMember(McastMember member) {
- synchronized (members) {
+ synchronized (membersLock) {
int n = -1;
for (int i = 0; i < members.length; i++) {
if (members[i] == member) {
Modified: tomcat/container/tc5.5.x/webapps/docs/changelog.xml
URL:
http://svn.apache.org/viewvc/tomcat/container/tc5.5.x/webapps/docs/changelog.xml?rev=790321&r1=790320&r2=790321&view=diff
==============================================================================
--- tomcat/container/tc5.5.x/webapps/docs/changelog.xml (original)
+++ tomcat/container/tc5.5.x/webapps/docs/changelog.xml Wed Jul 1 19:16:13 2009
@@ -215,25 +215,29 @@
</changelog>
</subsection>
<subsection name="Cluster">
- <changelog>
- <fix>
+ <changelog>
+ <fix>
+ <bug>46990</bug>: Fix synchronization issues in cluster membership
+ reported by FindBugs. Patch provided by Sebb. (markt, rjung)
+ </fix>
+ <fix>
<bug>47389</bug>: DeltaManager doesn't do session replication if
notifySessionListenersOnReplication=false.
Patch by Keiichi Fujino. (fhanik, rjung)
- </fix>
- <fix>
+ </fix>
+ <fix>
Separate statistics counter lock in FastAsyncSocketSender from
inherited
DataSender lock to reduce blocking during failed node detection.
(rjung)
- </fix>
- <fix>
+ </fix>
+ <fix>
Handle situation session ID rewriting on fail-over with parallel
requests
from the same client. (pero)
- </fix>
- <fix>
+ </fix>
+ <fix>
<bug>43641</bug>: Use of bind attribute for membership element breaks
multicast. (rjung)
- </fix>
- </changelog>
+ </fix>
+ </changelog>
</subsection>
<subsection name="Webapps">
<changelog>
Modified: tomcat/current/tc5.5.x/STATUS.txt
URL:
http://svn.apache.org/viewvc/tomcat/current/tc5.5.x/STATUS.txt?rev=790321&r1=790320&r2=790321&view=diff
==============================================================================
--- tomcat/current/tc5.5.x/STATUS.txt (original)
+++ tomcat/current/tc5.5.x/STATUS.txt Wed Jul 1 19:16:13 2009
@@ -60,13 +60,6 @@
-1: markt - For the common and combined pattern in ALV there is no space
between %t and %r
For the common and combined pattern in ALV the %r has no opening
quote, only the closing quote
-* Partial fix for https://issues.apache.org/bugzilla/show_bug.cgi?id=46990
- Improve locking in cluster membership.
- Backport of http://svn.apache.org/viewvc?view=rev&revision=771009 from tc6
- resp. http://svn.apache.org/viewvc?view=rev&revision=789826 from OACC.
- +1: rjung, kkolinko, markt
- -1:
-
* Partial fix for https://issues.apache.org/bugzilla/show_bug.cgi?id=45447
Add spanish message translations.
Backport of http://svn.apache.org/viewvc?view=rev&revision=698924 from tc6
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