If I have a generator that is defined as ThreadSafe and it is configured twice in the generator section of the sitemap, will two instances be created or one?
Thanks, Ralph > -----Original Message----- > From: Upayavira [mailto:[EMAIL PROTECTED] > Sent: Monday, September 01, 2003 7:28 AM > To: [EMAIL PROTECTED] > Subject: Re: thread safety of cocoon > > > Jorg Heymans wrote: > > >When you say a new component then you mean new class right? > >I don't want the class it to be accessed by more than 1 > thread at the same > >time, are you saying this is the default behaviour? > > > If you extend org.apache.cocoon.transformation.Transformer (etc), you > are creating an Avalon component. How that component is > handled depends > upon the interfaces that it implements. As Konstantin > mentioned, there's > Poolable and ThreadSafe. If you do not implement any of these, a new > component will be created for each request. If you implement > ThreadSafe, > your component will be reused. > > So, by default, a component will not be shared between more > than one thread. > > Regards, Upayavira > > > > >Tnx > >Jorg > > > >-----Original Message----- > >From: Upayavira [mailto:[EMAIL PROTECTED] > >Sent: Montag, 1. September 2003 15:43 > >To: [EMAIL PROTECTED] > >Subject: Re: thread safety of cocoon > > > >Jorg Heymans wrote: > > > > > > > >>Say i write my own transformer (or serializer, or generator doesn't > >> > >> > >matter), > > > > > >>is it true then that a new instance of my custom class is > created each time > >>it is executed in a pipeline? (uncached) > >> > >>My code relies on a few instance variables (simple ones > like Logger but > >> > >> > >also > > > > > >>more crucial ones like StringBuffers for SAX parsing ), > I'ld really hate to > >>find out now that instance variables aren't thread safe in cocoon. > >> > >> > >> > >> > >AFAIU, you need to make your component implement ThreadSafe > for it to be > >shared across threads. The default is that a new component > is created > >for each invocation. > > > >Regards, Upayavira > > > > > > > >--------------------------------------------------------------------- > >To unsubscribe, e-mail: [EMAIL PROTECTED] > >For additional commands, e-mail: [EMAIL PROTECTED] > > > >--------------------------------------------------------------------- > >To unsubscribe, e-mail: [EMAIL PROTECTED] > >For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
