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Chapter 1. Migration Overview

Abstract

This chapter highlights some of the key points that might affect your applications, when migrating from JBoss Fuse 6.1 to JBoss Fuse 6.2. For a detailed description of the changes made to each of the components, see the relevant chapters for Apache ActiveMQ, Apache Camel, and Apache CXF.

1.1. Upgraded Components
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Version upgrades
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Many of the major components in JBoss Fuse and JBoss A-MQ 6.2 have been upgraded. The following versions are used in JBoss Fuse:
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Table 1.1. Component Versions
ComponentVersion for 6.1Version for 6.2
Apache ActiveMQ5.9.05.11.0
Apache Camel2.12.02.15.1
Apache CXF2.7.03.0.4
Apache Karaf2.3.x2.4.0
Fabric8 (was Fuse Fabric)1.0.01.2.0
Spring framework3.2.x3.2.x

XA transactions
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If you have deployed any transaction code that relies on the Apache Aries auto-enlisting XA wrapper, you should note that this feature is no longer installed by default. To enable the Aries XA wrapper service, you must now install the connector features, as follows: 
JBossFuse:karaf@root> features:install connector
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Apache ActiveMQ changes
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The changes resulting from the upgrade to version 5.11.0 are detailed in Chapter 5, Apache ActiveMQ Issues.

Apache Camel changes
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The changes resulting from the upgrade to version 2.15.1 are detailed in Chapter 6, Apache Camel Issues.
The most important changes are:

Apache CXF changes
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The changes resulting from the upgrade to version 3.0.4 are detailed in Chapter 7, Apache CXF Issues.
The most important changes are:
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