[JBoss JIRA] Created: (JBPORTAL-1227) problem with editing html source in cms
by Prabhat Jha (JIRA)
problem with editing html source in cms
---------------------------------------
Key: JBPORTAL-1227
URL: http://jira.jboss.com/jira/browse/JBPORTAL-1227
Project: JBoss Portal
Issue Type: Bug
Security Level: Public (Everyone can see)
Components: Portal CMS
Affects Versions: 2.6.Alpha2
Reporter: Prabhat Jha
Assigned To: Roy Russo
Fix For: 2.6.Alpha2
Attachments: screenshot-1.jpg
1. Login as admin
2. Go to CMS Administration portlet
3. edit index.html with HTML source editor ( I just added my name at the end so it looks like : The JBoss Portal Team - Prabhat.</p>
4. Hit Update
5. The update version 1.1 displays "#welcomelogo { float: left; margin: 30px 0px 30px 15px; } #welcometext { margin: 30px 50px 30px 225px; } #welcomegreybox { background-color: #f4f4f4; padding: 15px; margin-bottom: 30px; } #welcomegreyboxTD { border-left: 1px solid #d5d5d5; padding-left: 15px; } #welcomegreybox h3 { color: #5078aa; font: bold 13px Helvetica, Arial, sans-serif; }" at the.
This html snippet should not be displayed. I have attached the screenshot.
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19 years, 2 months
[JBoss JIRA] Created: (JBRULES-541) Avoid WeakHashmap for tracking working memories in a RuleBase.
by Michael Neale (JIRA)
Avoid WeakHashmap for tracking working memories in a RuleBase.
--------------------------------------------------------------
Key: JBRULES-541
URL: http://jira.jboss.com/jira/browse/JBRULES-541
Project: JBoss Rules
Issue Type: Feature Request
Security Level: Public (Everyone can see)
Components: Rule Assemply/SPI
Affects Versions: 3.0.4
Reporter: Michael Neale
Assigned To: Mark Proctor
Priority: Critical
This comes under the heading of "I knew it would happen one day and I warned people about it but they didn't listen and Michael is always right in the long run, except when he predicted that the graphical web browser would NOT take off back in 1993 and was catastrophically wrong.
Someone was having issues with concurrency (5 concurrent threads, but heavy load) and creating a newWorkingMemory - there are hangs/lock issues with the weak hashmap that points from the Single rule base to the spawned working memories. This is not surprising, blah blah blah....
Anyway, one possible solution is to have a call where users who *want* to update an existing long lived working memory changes, pass in the WM to the rulebase, with say "refresh rules" - ie the methods like removeRule() on a rule base, require a working memory to be passed in.
We can still keep the old WeakHashMap, just make it non default behaviour (it cannot scale the way it is now - with the default behaviour in my opinion).
STACK trace follows:
I'm using Java 1.5_09 on Linux. The app uses 5 simultaneous threads at
the moment. They never share WorkingMemory instances but do share the
same RuleBase.
A thread dump (see below) shows all threads being stuck in
java.util.WeakHashMap, which is called from
AbstractRuleBase.addWorkingMemory.
Has anyone seen this before? I attempted to synchronize the method
that's the entry point to newWorkingMemory(). That definitely made the
problem happen less often but didn't solve it completely. Anyone knows
any other workarounds?
Thanks,
Per
"CW4" prio=1 tid=0x1a4fd7a8 nid=0xc44 runnable [0x1a2fe000..0x1a2fefb0]
at
java.util.WeakHashMap.expungeStaleEntries(WeakHashMap.java:289)
at java.util.WeakHashMap.getTable(WeakHashMap.java:297)
at java.util.WeakHashMap.put(WeakHashMap.java:394)
at org.drools.common.AbstractRuleBase.addWorkingMemory(Unknown
Source)
at org.drools.reteoo.ReteooRuleBase.newWorkingMemory(Unknown
Source)
at org.drools.common.AbstractRuleBase.newWorkingMemory(Unknown
Source)
"CW3" prio=1 tid=0x1a4fd5f0 nid=0xc43 runnable [0x1a6fe000..0x1a6fee30]
at java.util.WeakHashMap.put(WeakHashMap.java:397)
at org.drools.common.AbstractRuleBase.addWorkingMemory(Unknown
Source)
at org.drools.reteoo.ReteooRuleBase.newWorkingMemory(Unknown
Source)
at org.drools.common.AbstractRuleBase.newWorkingMemory(Unknown
Source)
"CW2" prio=1 tid=0x1a4fd100 nid=0xc42 runnable [0x1a8e5000..0x1a8e5eb0]
at
java.util.WeakHashMap.expungeStaleEntries(WeakHashMap.java:289)
at java.util.WeakHashMap.getTable(WeakHashMap.java:297)
at java.util.WeakHashMap.put(WeakHashMap.java:394)
at org.drools.common.AbstractRuleBase.addWorkingMemory(Unknown
Source)
at org.drools.reteoo.ReteooRuleBase.newWorkingMemory(Unknown
Source)
at org.drools.common.AbstractRuleBase.newWorkingMemory(Unknown
Source)
"CW1" prio=1 tid=0x19afca78 nid=0xc41 runnable [0x1a966000..0x1a967130]
at
java.util.WeakHashMap.expungeStaleEntries(WeakHashMap.java:289)
at java.util.WeakHashMap.getTable(WeakHashMap.java:297)
at java.util.WeakHashMap.put(WeakHashMap.java:394)
at org.drools.common.AbstractRuleBase.addWorkingMemory(Unknown
Source)
at org.drools.reteoo.ReteooRuleBase.newWorkingMemory(Unknown
Source)
at org.drools.common.AbstractRuleBase.newWorkingMemory(Unknown
Source)
at
"CW0" prio=1 tid=0x19afc7d8 nid=0xc40 runnable [0x1aafe000..0x1aaff1b0]
at
java.util.WeakHashMap.expungeStaleEntries(WeakHashMap.java:289)
at java.util.WeakHashMap.getTable(WeakHashMap.java:297)
at java.util.WeakHashMap.put(WeakHashMap.java:394)
at org.drools.common.AbstractRuleBase.addWorkingMemory(Unknown
Source)
at org.drools.reteoo.ReteooRuleBase.newWorkingMemory(Unknown
Source)
at org.drools.common.AbstractRuleBase.newWorkingMemory(Unknown
Source)
at
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19 years, 2 months