Re: change ActiveMQ 4.2 to ActiveMQ 5.0

2007-01-23 Thread Rob Davies
+1 to adopt APR. As 4.2 has a a different store format for some store implementations (Kaha/rapid/quick) and we need to introduce a new default store to maintain performance with persistent cursors, plus the change from JRE 1.4 to JRE 1.5, the next release should be version 5.0 cheers, R

Re: change ActiveMQ 4.2 to ActiveMQ 5.0

2007-01-23 Thread Brian McCallister
On Jan 23, 2007, at 10:35 AM, Guillaume Nodet wrote: I am under the impression that the open wire protocol should always be able to maintain backward compatibility. Does this mean that we will never change the major version ;-) That is okay by me! If we stop using major to represent wire forma

Re: change ActiveMQ 4.2 to ActiveMQ 5.0

2007-01-23 Thread Hiram Chirino
yes. trunk has already tossed backport-util-concurrent On 1/23/07, Christopher G. Stach II <[EMAIL PROTECTED]> wrote: Rob Davies wrote: > Hi Brian, > > this isn't exactly true - we have always incremented the major version > number with wire protocol changes when they are not backward compatibl

Re: change ActiveMQ 4.2 to ActiveMQ 5.0

2007-01-23 Thread Christopher G. Stach II
Rob Davies wrote: > Hi Brian, > > this isn't exactly true - we have always incremented the major version > number with wire protocol changes when they are not backward compatible > - but it's erroneous to assume that there is a casual link between the > two - its just been coincidental to date. >

Re: change ActiveMQ 4.2 to ActiveMQ 5.0

2007-01-23 Thread Rob Davies
Hi Brian, this isn't exactly true - we have always incremented the major version number with wire protocol changes when they are not backward compatible - but it's erroneous to assume that there is a casual link between the two - its just been coincidental to date. cheers, Rob On 23 Jan

Re: change ActiveMQ 4.2 to ActiveMQ 5.0

2007-01-23 Thread Hiram Chirino
This is a good point. The new openwire should be able to always stay backwards compatible so the old model of revving the major number when the wire protocol breaks might not be right anymore. On 1/23/07, Guillaume Nodet <[EMAIL PROTECTED]> wrote: I am under the impression that the open wire pro

Re: change ActiveMQ 4.2 to ActiveMQ 5.0

2007-01-23 Thread Guillaume Nodet
I am under the impression that the open wire protocol should always be able to maintain backward compatibility. Does this mean that we will never change the major version ;-) On 1/23/07, Brian McCallister <[EMAIL PROTECTED]> wrote: On Jan 23, 2007, at 9:15 AM, Rob Davies wrote: > The latest de

Re: change ActiveMQ 4.2 to ActiveMQ 5.0

2007-01-23 Thread Brian McCallister
On Jan 23, 2007, at 9:15 AM, Rob Davies wrote: The latest development is being done on ActiveMQ 4.2 - however there are a lot of improvements between 4.1 and 4.2 - namely: 1. Use of Java 5 2. Message cursors for persistent messages 3. Spooling of temporary messages id broker memory is full