NonStop Server for Java 7.0 Programmer's Reference

About this manual
NonStop Server for Java 7.0 Programmer's Reference manual identifies the changes in the HP
adaptation of the reference Java implementation, emphasizing the differences between the reference
implementation and NSJ7. For more information on the standard architecture, see Oracle Java
documentation.
Manual information
Abstract
This manual describes the HP NonStop™ Server for Java™, based on Java Platform
Standard Edition 7.0, a Java environment that supports compact, concurrent,
dynamic, and portable programs for the enterprise server. The NonStop Server for
Java 7.0 (NSJ7) uses the HP NonStop operating system to add scalability and
program persistence to the Java environment.
Product version
HP NonStop Server for Java 7.0
Supported hardware
All HP Integrity NonStop NS-series (TNS/E) servers.
Supported release version updates (RVUs)
This manual supports J06.15 and all subsequent J-series RVUs and H06.26 and all
subsequent H-series RVUs, until otherwise indicated by its replacement publications.
Document history
PublishedProduct versionPart number
February 2013HP NonStop Server for Java 7.0693949-001
February 2014HP NonStop Server for Java 7.0693949-002
New and changed information
Changes to 693949–002 manual are as follows:
• “Feature changes” (page 7)
• “Document changes” (page 8)
Feature changes
1. SecureRandom Startup enhancement: An improved version of random number
generation is introduced, which reduces the time taken for a CPU to generate
the first random number in a Java application.
2. JVM data segment allocation: Two command line options are added for better
utilization of the virtual memory. One each for 32–bit and 64–bit NSJ7.
3. VirtualMachine.list() support: A method that is used to return the list
of Java processes in the target machine.
4. Handling large GC files: A command line option is introduced to support GC
log file rotation.
Manual information 7