176 Migrating Applications from WebLogic, JBoss and Tomcat to WebSphere V6
7.1 Introduction
JBoss 3.2.7 is an open source implementation of Sun’s J2EE 1.3 specification,
but it was never J2EE 1.3 certified. One example of JBoss 3.2.7 not
implementing all of the J2EE 1.3 requirements is the lack of support for Client
Container. Otherwise, JBoss 3.2.7 has a fairly advanced implementation of EJB
2.0 and JMX. There are parts of the J2EE 1.3 specification that JBoss does
implement only partially, for example the lack of a persistent transaction log for
JTA. Additionally, the implementation of JMS is immature in JBoss 3.2.7,
although it is being rewritten for the future JBoss 5 release. JBoss 3.2.7 also
bundles Apache Tomcat as part of its distr ...