Alex is a CICS developer who mainly works testing the integration of Java EE WebSphere Liberty features in CICS JVM servers; EJB Lite, JCA, CDI, z/OS Connect, MDBs and so on. He developed the CICS TS side of the JCA local ECI feature and occasionally fixes the surrounding infrastructure of JVM servers.

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OSGi Demystified: 5.2 – Declarative Services sample

In this article Invoke Ivan and Assign Alex show how declarative services can be used to update a Java OSGi component with zero downtime.

OSGi Demystified: 5.1 – Declarative Services: A Tutorial

Alex and Ivan demonstrate how to manage dependencies between different components of an application and more in this installment on declarative services.

CICS Support for Eclipse MicroProfile 1.2

Blog Summary Eclipse MicroProfile 1.2 is now supported in CICS TS V5.4 Support available in CICS through APAR PI91554 CICS TS V5.4 now supports Eclipse...

EJBs in Liberty JVM server – a Web Shop example

Enterprise JavaBeans (EJBs) are a core part of Java EE and are used to contain the business logic for enterprise applications. In CICS TS 5.4,...

Using Java Transactions in CICS Liberty to coordinate JDBC updates

CICS TS V5.2 enhanced the Liberty JVM server to support the Java Transaction API (JTA) . This enables Java EE applications deployed into CICS to...

Porting JCA ECI applications into a CICS Liberty JVM server

Learn how to consolidate an existing Java EE application which used the CICS TG ECI resource adapter to communicate with CICS into a CICS Liberty...

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