J2VMS: Exploiting OpenVMS from Java
User's Guide & Release Notes

Contents

Preface
Preface	Preface
Chapter 1
1	Getting Started
1.1	Software Prerequisites
1.2	Hardware Requirements
1.3	Installation
1.4	Post Installation
1.5	Removal
Chapter 2
2	Developing An Application
2.1	Includes
2.2	External Routines
2.3	Argument Passing Mechanisms
2.3.1	Passing Arguments By Descriptor
2.3.2	Passing Arguments By Reference
2.3.3	Passing Arguments By Value
2.4	Calling a Native Routine
2.5	Structure Declaration
2.6	Structure Manipulation
2.6.1	Cmem
2.7	OpenVMS Status Codes
Chapter 3
3	Troubleshooting
3.1	java.lang.UnsatisfiedLinkError
3.2	java.lang.NoClassDefFoundError
3.3	Cannot Resolve Symbol
Examples
1-1	J2VMS Product Installation
1-2	J2VMS Product Removal
2-1	Passing a java.lang.String Object by Descriptor
2-2	Receiving String Data From A Called Routine
2-3	Copying A java.lang.String Object to Descriptor
2-4	Calling LIB$CHAR from Java
2-5	Calling LIB$CHAR from Java Using vs.LibRoutines
2-6	Allocating a FAB in Java
2-7	Allocating a FAB in C
2-8	Allocating a FAB in BLISS
2-9	String Descriptor Declaration in Java
2-10	String Descriptor Declaration in Java
2-11	String Descriptor Declaration in PL/I
2-12	vs.Cmem Usage Demonstration
2-13	Using$VMS_STATUS_SUCCESS
Figures
2-1	String Descriptor Layout
Tables
1-1	J2VMS Installation Options
2-1	Summary of Native Usage of Java Objects Passed by Descriptor
2-2	Summary of Native Usage of Java Objects Passed by Descriptor
2-3	Java Classes And Primitive Types That Can Be Passed By Value