[activemq-dev] [ANNOUNCE] ActiveMQ 3.1 is released!

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[activemq-dev] [ANNOUNCE] ActiveMQ 3.1 is released!

On behalf of the ActiveMQ team I'm pleased to announce the full 3.1  


Edited highlights of this release include:-

* New Stomp support (http://stomp.codehaus.org/) to provide easy  
support for cross language clients such as for Ruby or Perl etc.  
(Python, C and .Net coming soon)
* XPath based selectors and demand based publishing, making it easy  
to implement WS-Notification on top of ActiveMQ
* a pooling JMS ConnectionFactory for better support of the Spring  
JMSTemplate outside of a JCA container
* improved JNDI support to allow easy dynamic creation of Queues and  
Topics, to handle different connection settings and to reuse standard  
JNDI properties
* Increased support for the number of [databases and JDBC drivers|
JDBC Support] to include

** Apache Derby
** Oracle
** Sybase
** DB2
** SQLServer
** Postgresql
** MySQL
** Axion

* improved authentication at the connection and destination level
* More flexible prefetch policy configurations for more control over  
queue dispatching and performance tuning
* improved support for priority message ordering
* cleaner servlet integration
* better XA integration to allow outbound producers to reuse inbound  
JMS sessions
* improved support for WebSphere and JBoss
* easier journal file size and checkpoint period configuration
* jabber transport
* various performance enhancements and bug fixes