Patent ID: 9740461
Date: 2017-08-22
CPC Classifications: G06F

Claim:
1. A computer-implemented method comprising: opening a storage volume associated with a mainframe computer executing z/OS operating system; obtaining access to a required area of the storage volume, wherein the method further comprises obtaining access to the required area of the storage volume by obtaining supervisor privileges, and wherein obtaining the supervisor privileges comprises linking a Java load module with an Authorization Code value of 1 ‘AC(1)’ attribute, and saving in an Authorized Program Facility (APF) controlled library; receiving a call from a program programmed in a high level programming language and executed on the mainframe computer, to execute a user channel program, wherein the user channel program may refer to any location within the required area of the storage volume, wherein the call from the program is received and processed by code implemented in a second high level programming language which provides channel command words to an assembly code unit, wherein the assembly code unit calls the user channel program in response to the channel command words; and processing the user channel program to provide the channel command words to Execute Channel Program (EXCP).