IBM COBOL and Java Interoperability Portal

IBM COBOL and Java Interoperability

Achieve interoperability between IBM COBOL and Java on IBM z/OS

Discover

Discover the methods of interoperability between IBM COBOL and IBM Java (Semeru) on IBM z/OS

Towards a new COBOL/Java interoperability for batch environments

Learn

Non object-oriented COBOL and Java interoperability

Java 17 and 21 in the non-OO COBOL/Java Framework

Building non-OO applications that interoperate with Java

Calling COBOL from Java using the new non-OO COBOL/Java interoperability framework

Calling static Java methods from COBOL using the new non-OO COBOL/Java interoperability framework

Delivering simplified interoperability

Interoperability outside of the object-oriented framework

Compiling, linking, and running non-OO COBOL applications with Java

More

Using Java Native Interface with COBOL

Java Interlanguage Batch in IBM z/OS

IBM Record Generator for Java

Mapping between COBOL and Java types

Porting Java applications to 64-bit on z/OS

Enhanced cjbuild utility: Streamlining COBOL/Java interoperability

Podcasts

Learn more about COBOL and Java Interoperability

image representing communications and connections

Z DevOps Talks Podcast

IBM's James Tang, Joran Siu, and David Tremaine do a deep dive into the features and functionalities of the COBOL/Java interoperability framework.

Z DevOps Talks Podcast

IBM's Chris Sales and Roland Koo discuss how compilers and modern languages fit in the Z DevOps space.

Z DevOps Talks Podcast

IBM's Joanie Gines and Sherri Hanna share visions of the future of DevOps and hybrid cloud architecture for the z/OS platform.

Middleware Integration

IBM IMS

Java application development for IMS

31-bit COBOL and 64-bit Java interoperability

Java and IMS Video Series

Whitepaper: Supercharge IMS Business Applications with Java

IBM CICS Transaction Server for z/OS

Get started with Java in CICS

CICS and Java

Feedback

Give feedback on this content

image representing communications and connections

Customer stories

Atruvia AG Case Study

Extending Business Critical COBOL Applications with Java

More resources

IBM Enterprise COBOL for z/OS

IBM Enterprise COBOL for z/OS Product page

IBM Enterprise COBOL for z/OS support library

IBM Java (Semeru) on z/OS

IBM Semeru Runtime Certified Edition for z/OS product page

IBM Semeru Runtime Resources and Tools on IBM Developer

IBM Java SDK Products on z/OS

IBM Java Resources and Tools on IBM Developer

Connect

COBOL on the IBM Z and LinuxONE Community

Java on the IBM Z and LinuxONE Community