isCOBOL General

Question: When I run my program with an older version of the Java runtime environment I get the following error: java.lang.UnsupportedClassVersionError: ABCPROG has been compiled by a more recent version of the Java Runtime (class file version... Read More

Question: What products in isCOBOL run on z/OS? Answer: The JDK on z/OS is called "IBM SDK for z/OS Java Technology Edition", which you can download here. The following isCOBOL products and features are implemented as pure Java classes with... Read More

Question: Can I include DLLs and/or .so files in the same JAR file as my application? Will the application be able to call those DLLs or shared objects in the JAR file? If not, then what is the best way to distribute DLLs with my application if I... Read More

Since we are constantly adding support for Micro Focus library routines, the best way to get a current list of them is to look in isCOBOL's documentation. You'll find a "Transitioning from Microfocus" book with a section for "Library... Read More

Question: My application calls the ACUCOBOL-GT library routine named C$XML. It is supported? What are other ways to handle XML? Answer: Though isCOBOL supports XML streams natively in several powerful methods, it also supports C$XML specifically... Read More

Question: How do I use compiler directives to conditionally include or exclude sections of code? Answer: Here are some examples of conditional compilation: EVALUATE and WHEN in a bug test program: id division. program-id. chinese. ... Read More

Question: My application uses the F10 key. However, with isCOBOL the F10 key seems to have some other function such as changing the keyboard focus to the System menu or desktop. Answer: By default, the F10 key activates the menu bar (if there... Read More

Question: My application source contains files that have the same name but are in different directories, e.g. dir1/progA.cbl, dir2/progA.cbl. I rely on the ability to specify paths in the CALL names in order to differentiate the programs, e.g.... Read More

In isCOBOL, the runtime configuration file is a Java properties file and is referred to in the documentation as the isCOBOL framework properties file. The Java virtual machine allows you to specify properties with the -D command line option. The... Read More

Question: If I have an application that uses text-mode (no graphical controls) DISPLAY and ACCEPT statements with no screen sections, then what are my options for getting my application to run within a web browser? Answer: isCOBOL's... Read More