Important Information

This section contains the latest information that is not contained in the core product documentation. This section covers the following topics:

• Installation Notes

• Compatibility Issues

• Documentation Updates for Message Queue 3.7 UR1

Installation Notes

Refer to the Sun Java Enterprise System Installation Guide for information about pre-installation instructions and all other information relevant to installing the Message Queue product (bundled with Java Enterprise System) on the Solaris, Linux, and HPUX platforms.

Refer to the Sun Java Enterprise System Upgrade and Migration Guide for information about upgrade and migration instructions relevant to upgrading to Message Queue (as part of Java Enterprise System) on the Solaris, Linux, HPUX, and Windows platforms.

Compatibility Issues

This section covers compatibility issues in Message Queue 3.7 UR1.

Interface Stability

Message Queue uses many interfaces that may change over time. Appendix B, Stability of Message Queue Interfaces, in Sun Java System Message Queue 3.7 UR1 Administration Guide classifies the interfaces according to their stability. The more stable an interface, the less likely it is to change in subsequent versions of the product.

Issues Related to the Next Major Release of Message Queue

The next major release of Message Queue may introduce changes that make your clients incompatible with that release. This information is provided now to allow you to prepare for these changes.

• The locations of individual files installed as part of Sun Java System Message Queue might change. This could break existing applications that depend on the current location of certain Message Queue files.

• 3.5 and earlier brokers may no longer be able to operate in a cluster with newer brokers.

• In future releases Message Queue clients may not be able to use JDK versions that are earlier than 1.3.

Documentation Updates for Message Queue 3.7 UR1

The following sections describe updates and changes to Message Queue documentation, other than minor corrections and additions.

Developer’s Guide for C Clients

The Sun Java System Message Queue 3.7 UR1 Developer’s Guide for C Clients was updated to reflect the addition of the MQGetDestinationName function, of the MQ_Message message type, and of the connection property MQ_UPDATE_RELEASE_PROPERTY.

Developer's Guide for Java Clients

The Sun Java System Message Queue 3.7 UR1 Developer’s Guide for Java Clients was updated to include information about setting up secure clients and about how clients should handle exceptions that occur during automatic reconnection.

Administration Guide

The Sun Java System Message Queue 3.7 UR1 Administration Guide was updated to provide information about the broker's database tables and about configuring the broker to use fixed ports.