Apache ActiveMQ 5.4.0 is primarily a maintenance release which resolves 283 issues.
New Features in 5.4.1
New Features in 5.4
Note: XML configuration is now validated against the schema
The XML configuration syntax is now validated. The broker schema element is an alphabetically ordered sequence. Validation can now cause existing xml configuration files, with out of order elements, to fail to load with XML parse errors, halting the broker start. Fix any ordering issues to continue.
Note: New jetty XML configuration
The jetty XML configuration now uses direct jetty bean syntax in the absence of xbean support. This renders existing (pre 5.4) jetty xml configuration invalid. It will be necessary to reapply custom changes using the default jetty.xml as a template.
Getting the Binary Distributions
Verify the Integrity of Downloads
It is essential that you verify the integrity of the downloaded files using the PGP or MD5 signatures. The PGP signatures can be verified using PGP or GPG. Begin by following these steps:
(Where <version> is replaced with the actual version, e.g., 5.1.0, 5.2.0, etc.).
Alternatively, you can verify the MD5 signature on the files. A Unix program called
Getting the Binaries using Maven 2
To use this release in your maven project, the proper dependency configuration that you should use in your Maven POM is:
Getting the Source Code
SVN Tag Checkout
For a more detailed view of new features and bug fixes, see the release notes
Also see the previous ActiveMQ 5.3.2 Release