Re: [digester2] should useContextClassLoader be true by default?

On Fri, 11 Feb 2005 20:28:06 +1300, Simon Kitching <[EMAIL PROTECTED]> wrote: > Hi y'all, > > The discussion associated with commons-configuration bugzilla entry > http://issues.apache.org/bugzilla/show_bug.cgi?id=33475 > has made me wonder why useContextClassLoader is false by default. > > Can a

[digester2] should useContextClassLoader be true by default?

Hi y'all, The discussion associated with commons-configuration bugzilla entry http://issues.apache.org/bugzilla/show_bug.cgi?id=33475 has made me wonder why useContextClassLoader is false by default. Can anyone see a reason why it should not be *true* by default in digester2? (I think it's too bi

DO NOT REPLY [Bug 33475] - [configuration] ClassNotFoundException on Sun App Server

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Re: concurrency and starting a synchronized block

On Thu, 2005-02-10 at 21:59 -0500, WHIRLYCOTT wrote: > There's also the original version here: > > http://gee.cs.oswego.edu/dl/classes/EDU/oswego/cs/dl/util/concurrent/intro.html > > What does the backport offer that the original util.concurrent lib > doesn't offer? The JSR process made some mi

Re: concurrency and starting a synchronized block

There's also the original version here: http://gee.cs.oswego.edu/dl/classes/EDU/oswego/cs/dl/util/concurrent/intro.html What does the backport offer that the original util.concurrent lib doesn't offer? phil. Kevin A. Burton wrote: WHIRLYCOTT wrote: I guess this thread should end soon, but while w

svn commit: r153315 - jakarta/commons/proper/digester/branches/digester2/src/test/org/apache/commons/digester2/actions/BeanPropertySetterActionTestCase.java

Author: skitching Date: Thu Feb 10 18:17:10 2005 New Revision: 153315 URL: http://svn.apache.org/viewcvs?view=rev&rev=153315 Log: Test cases for BeanPropertySetterAction Added: jakarta/commons/proper/digester/branches/digester2/src/test/org/apache/commons/digester2/actions/BeanPropertySetter

svn commit: r153314 - jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/actions/BeanPropertySetterAction.java

Author: skitching Date: Thu Feb 10 18:16:40 2005 New Revision: 153314 URL: http://svn.apache.org/viewcvs?view=rev&rev=153314 Log: * added some javadoc * removed trailing whitespace Modified: jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/actions/Bean

Re: benchmark4j? Open Java benchmarking code similar to log4j?

robert burrell donkin wrote: a OSS benchmarking tool would be cool but i'm unlikely to be able to find the cycles to help you out... providing that you're an ASF committer and happy licensing under ASL2, then the sandbox can be a useful place to start out a project (whether it ends up in the comm

Re: concurrency and starting a synchronized block

WHIRLYCOTT wrote: I guess this thread should end soon, but while we're still having some fun ... ;) ConcurrentHashMap can do concurrent put() operations and concurrent get() operations... and that's the tricky part. I just love all that stuff that Doug Lea has done. For those who haven't look

Re: benchmark4j? Open Java benchmarking code similar to log4j?

a OSS benchmarking tool would be cool but i'm unlikely to be able to find the cycles to help you out... providing that you're an ASF committer and happy licensing under ASL2, then the sandbox can be a useful place to start out a project (whether it ends up in the commons proper or not). - rober

Re: [digester2] Additions

Hi Oliver, On Thu, 2005-02-10 at 19:08 +0100, Oliver Zeigermann wrote: > Folks, > > as I noticed Simon has done so much work on Digester2, I just wanted > to be sure that my scheduled additions still are appropriate and > aligned to the overall design. Here they are: > > (1) XMLIORuleManager: A

Re: [VOTE][configuration]Release 1.1

FWIW i've never regretted holding a release and i think the right decision's been made. - robert On Thu, 2005-02-10 at 19:43, Oliver Heger wrote: > Of course, I don't want to force a release out which is not mature. > Let's hold it. > > But I feel a bit disappointed that it seems to be so hard

DO NOT REPLY [Bug 33475] - [configuration] ClassNotFoundException on Sun App Server

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svn commit: r153296 - in jakarta/commons/proper/logging/trunk: build.xml optional/build.xml optional/project.xml project.xml xdocs/index.xml

Author: rdonkin Date: Thu Feb 10 13:57:11 2005 New Revision: 153296 URL: http://svn.apache.org/viewcvs?view=rev&rev=153296 Log: Updated HEAD version. Modified: jakarta/commons/proper/logging/trunk/build.xml jakarta/commons/proper/logging/trunk/optional/build.xml jakarta/commons/proper

Re: concurrency and starting a synchronized block

I guess this thread should end soon, but while we're still having some fun ... ;) ConcurrentHashMap can do concurrent put() operations and concurrent get() operations... and that's the tricky part. I just love all that stuff that Doug Lea has done. For those who haven't looked at util.concurr

Re: concurrency and starting a synchronized block

Torsten Curdt wrote: Guys, forgive me if this too off topic... ...but I thought it is somehow related to collections that's why I am bringing it up here anyway. I bet someone of you will know Ignore what everyone else says on this list topic. ha. Use a ReentrantReadWriteLock from JDK 1.5. Th

Re: DBCP

--- Craig McClanahan <[EMAIL PROTECTED]> wrote: > Calling BasicDataSource.close() will only close the connections still > in the pool -- not the ones that have been checked out. It is > designed to be called only when your app is ready to shut down. > > For normal usage, the best approach is so

Re: concurrency and starting a synchronized block

[collections] provides two Map implementations of interest in this discussion: FastHashMap - this map copies the whole map internally every timeput is called. This avoids most of the synchronization issues, and gets are not synchronized. However, we do not recommend its use because it _may_ not

Re: [VOTE][configuration]Release 1.1

Of course, I don't want to force a release out which is not mature. Let's hold it. But I feel a bit disappointed that it seems to be so hard to get the required three +1s. I think we must be careful that we do not lose our momentum :-( Oliver Emmanuel Bourg wrote: I'm actually -1 for the relea

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Re: DBCP

True ... old habits die hard :-) Craig On Thu, 10 Feb 2005 20:25:57 +0100, Bernard D'Have <[EMAIL PROTECTED]> wrote: > I think the first conn.close is unneeded, because the finally block is > always executed. > > Bernard > > -Original Message- > From: Craig McClanahan [mailto:[EMAIL PR

RE: DBCP

I think the first conn.close is unneeded, because the finally block is always executed. Bernard -Original Message- From: Craig McClanahan [mailto:[EMAIL PROTECTED] Sent: Thursday, February 10, 2005 7:24 PM To: Jakarta Commons Developers List Subject: Re: DBCP Calling BasicDataSource.cl

Re: concurrency and starting a synchronized block

Exactly - most books and documentation about resource exclusion about this make it abundantly clear that synchronized methods shouldn't call each other for this very reason. Thanks for adding that point. phil. Oliver Zeigermann wrote: On Thu, 10 Feb 2005 13:09:14 -0500, WHIRLYCOTT <[EMAIL PROTEC

Re: DBCP

Calling BasicDataSource.close() will only close the connections still in the pool -- not the ones that have been checked out. It is designed to be called only when your app is ready to shut down. For normal usage, the best approach is something like this: DataSource ds = ... get your data so

Re: concurrency and starting a synchronized block

On Thu, 10 Feb 2005 13:09:14 -0500, WHIRLYCOTT <[EMAIL PROTECTED]> wrote: > 2) synchronize on the containing object's monitor: > > ... > public synchronized whatever(Object arg1) {...} > public synchronized something() {...} > ... > Blindly doing this can easily l

DBCP

Hi, I have one question about DBCP. I like to know if any one have used BasicDataSource.close(). In my program I set up a BasicDataSource and get connection from MYSQL, I call BasicDataSource.close() right after get connection, I still see the connectioin from MYSQL admin. I just wonder this f

Re: concurrency and starting a synchronized block

I spent a whole bunch of time looking into how various caches/collections handled this issue when I was designing Whirlycache [1] and the cleanest solution that is available today, as others have pointed out, is Doug Lea's util.concurrent package. The high-level explanation of how Doug Lea's Co

[digester2] Additions

Folks, as I noticed Simon has done so much work on Digester2, I just wanted to be sure that my scheduled additions still are appropriate and aligned to the overall design. Here they are: (1) XMLIORuleManager: A rule manager that takes an action and unconditionally calls it on any event. It's usef

Re:

On Thu, 10 Feb 2005 00:36:34 -0800, Craig McClanahan <[EMAIL PROTECTED]> wrote: > Vic, the fact that *you* may not find a particular package useful has > nothing to do with what other people might think :-). > > Craig http://www.jccmi.edu/InfoTech/Training/EmailEtiquette.html Flaming is a net

Re: [commons-email] fix nightly build

On Thu, 10 Feb 2005 15:29:17 +0100, Pander <[EMAIL PROTECTED]> wrote: > Hi all, > > Can someone fix builds/jakarta-commons/nightly/commons-email/ so that the > binary builds are working again? FWIW, the compile part works fine, but the unit tests fail. Here's the output of "ant dist". It's goin

Re: Feedparser exception

Steven Leija wrote: Hey Kevin, I'm working on integrating feed parser with AppFuse and getting the following exception. Is this simple cause the classloader is perhaps loading a different version of jaxen? Yeah.. Thats exactly your issue. We want to move to the latest Jaxen but i'm waiting f

RE : [VFS] Asking for a solution with Zip files

If no one else solved your problem in the meantime I will have a look at it start next week. --> Thanks a lot. I admit that I'm a bit lost in the code... (but I'm a beginner with VFS). For what I've seen, It's a hard coded test which throw an exception when the file doesn't exist. I think it's n

Re: concurrency and starting a synchronized block

This is the save and obvious solution - I agree. But I thought Torsten wanted something less restrictive where there could be any number of concurrent reads, but only a single write that also does not allow for any concurrent reads. This is exactly what a read/write lock does and is available from

Re: [VFS] Asking for a solution with Zip files

Hello! I am on vacation this week, and only a very poor internet connection. If no one else solved your problem in the meantime I will have a look at it start next week. (And all the other stuff collected this week in the mailinglist. Its odd, all the time this list is so silent and if I am on v

Re: [VOTE][configuration]Release 1.1

I'm actually -1 for the release, I dropped the 1.1rc1 jar in my application yesterday and it broke with an exception related to the configuration reloading stuff. This may be linked to the issue reported by Jurgen Schlierf on the commons-user list. I'd like to investigate this bug before releas

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Re: [VOTE][configuration]Release 1.1

Hi all, we need another +1 to get our release out. Nobody? Oliver Oliver Heger wrote: Dear community, since the 1.0 release of [configuration] a couple of new features have been added. The code base has been stable for a while now, so I think it is time to cut out a new 1.1 release before we star

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DO NOT REPLY [Bug 33475] - [configuration] [PATCH] ClassNotFoundException on Sun App Server

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[commons-email] fix nightly build

Hi all, Can someone fix builds/jakarta-commons/nightly/commons-email/ so that the binary builds are working again? Thanks, Pander - To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]

Re: concurrency and starting a synchronized block

A call to Map.get() may depend on state that can be corrupted by a concurrent call to Map.put(). You don't know without learning the implementation details of get(). So, you need to synchronize around both operations: synchronized(map) { Object o = map.get(key); if (o == null) {

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Re: concurrency and starting a synchronized block

Consider this code... Object o = map.get(key); if (o == null) { synchronized(map) { map.put(key,new Object()); } } 99% of the time the "get"s on the map are going to return an object. That's why I would like to avoid synchronizing the "get" access. Now since a "put" might corrupt the

RE: concurrency and starting a synchronized block

On Thu, 2005-02-10 at 14:20 +0100, Jörg Schaible wrote: > Torsten Curdt wrote on Thursday, February 10, 2005 2:07 PM: > > > Guys, forgive me if this too off topic... I think this list is a perfectly good place to ask this sort of thing.. > > > > ...but I thought it is somehow related to > > col

Re: concurrency and starting a synchronized block

On Feb 10, 2005, at 8:20 AM, Jörg Schaible wrote: en get() twice: Object o = map.get(key); if (o == null) { synchronized(map) { o = map.get(key); if (o == null) { map.put(key,new Object()); } } } since 99% of the time it will not enter the block, the second lookup does not ma

RE: concurrency and starting a synchronized block

Torsten Curdt wrote on Thursday, February 10, 2005 2:07 PM: > Guys, forgive me if this too off topic... > > ...but I thought it is somehow related to > collections that's why I am bringing it up > here anyway. I bet someone of you will know > > Consider this code... > > Object o = map.get

svn commit: r153223 - jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/actions/BeanPropertySetterAction.java

Author: skitching Date: Thu Feb 10 05:20:26 2005 New Revision: 153223 URL: http://svn.apache.org/viewcvs?view=rev&rev=153223 Log: Major rework. Modified: jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/actions/BeanPropertySetterAction.java (content

concurrency and starting a synchronized block

Guys, forgive me if this too off topic... ...but I thought it is somehow related to collections that's why I am bringing it up here anyway. I bet someone of you will know Consider this code... Object o = map.get(key); if (o == null) { synchronized(map) { map.put(key,new Object());

svn commit: r153215 - jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/SAXHandler.java

Author: skitching Date: Thu Feb 10 05:00:58 2005 New Revision: 153215 URL: http://svn.apache.org/viewcvs?view=rev&rev=153215 Log: Just removed trailing whitespace from lines Modified: jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/SAXHandler.java Mo

svn commit: r153213 - jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/SAXHandler.java

Author: skitching Date: Thu Feb 10 05:00:25 2005 New Revision: 153213 URL: http://svn.apache.org/viewcvs?view=rev&rev=153213 Log: Apply substitutor to bodySegment text as well as body text. Modified: jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/SAX

DO NOT REPLY [Bug 33475] - [configuration] [PATCH] ClassNotFoundException on Sun App Server

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svn commit: r153212 - jakarta/commons/proper/digester/trunk/src/java/org/apache/commons/digester/Rule.java

Author: skitching Date: Thu Feb 10 04:58:31 2005 New Revision: 153212 URL: http://svn.apache.org/viewcvs?view=rev&rev=153212 Log: Fix javadoc error: the body method is always called even if there is no body text in an element. Modified: jakarta/commons/proper/digester/trunk/src/java/org/apac

svn commit: r153211 - jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/AbstractAction.java jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/Action.java

Author: skitching Date: Thu Feb 10 04:56:02 2005 New Revision: 153211 URL: http://svn.apache.org/viewcvs?view=rev&rev=153211 Log: Fix error in javadoc: the body method is always called, even if there isn't any body text. Note that digester1 javadoc gets this wrong too. Modified: jakarta/comm

svn commit: r153205 - jakarta/commons/proper/digester/branches/digester2/src/test/org/apache/commons/digester2/ContextTestCase.java

Author: skitching Date: Thu Feb 10 04:38:33 2005 New Revision: 153205 URL: http://svn.apache.org/viewcvs?view=rev&rev=153205 Log: * Changes due to "named stacks" becoming "scratch stacks". Modified: jakarta/commons/proper/digester/branches/digester2/src/test/org/apache/commons/digester2/Cont

svn commit: r153203 - jakarta/commons/proper/digester/branches/digester2/src/java/org/apache/commons/digester2/Context.java

Author: skitching Date: Thu Feb 10 04:37:52 2005 New Revision: 153203 URL: http://svn.apache.org/viewcvs?view=rev&rev=153203 Log: * Expanded concept of "named stacks" into "scratch stacks" * Removed trailing whitespace from all lines Modified: jakarta/commons/proper/digester/branches/digeste

Re: "cruft" in commons

Define "doesn't do much"... Mvgr, Martin Vic wrote: I am sorry to hurt somone's feelings: I think email doest not do much. Just IMO. Modeler, same. Consider moving them back to sandbox. .V - To unsubscribe, e-mail: [EMAIL PROTECTED

[GUMP@brutus]: Project commons-jelly-tags-ant (in module commons-jelly) failed

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[VFS] Asking for a solution with Zip files

OK, my problem is that I want to create some files in an inexisting location. I've understood that i can't resolveFile like zip:file://c:/temp/toto.zip!/myFile.txt if toto.zip doesn't exist. But How can I manipulate the URL to create first the file and then create its son. (The same question is a

[GUMP@brutus]: Project commons-jelly-tags-xml (in module commons-jelly) failed

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[GUMP@brutus]: Project commons-id (in module jakarta-commons-sandbox) failed

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DO NOT REPLY [Bug 33481] - [io] Synchronized methods in NullOutputStream

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Re:

On Thu, 10 Feb 2005 08:17:12 +, Rory Winston <[EMAIL PROTECTED]> wrote: > Isn't modeler "dead", IIRC? Only if you think its OK to break Tomcat builds -- Tomcat critically depends on Modeler for its JMX support. There is a difference between "being actively developed and enhanced" and "being c

Re:

Isn't modeler "dead", IIRC? "Jakarta Commons Developers List" wrote: > > I am sorry to hurt somone's feelings: > I think email doest not do much. Just IMO. > Modeler, same. > Consider moving them back to sandbox. > .V > -- > Forums, Boards, Blogs and News in RiA > >