Upgrading TomEE: Keeping jettison as the JSON provider in JAX-RS

By Apache TomEE, Java EE, Open Source, TomEE No Comments

In this article, we are going to learn how to configure on TomEE 7.x or later with the legacy JSON provider used by TomEE 1.7.x. This scenario is useful when you are migrating JAX-RS based applications and want to keep the legacy JSON processing from the Jettison library (v1.3.7) used by TomEE 1.7.x. Since TomEE 7.x, The Johnzon library has been the default provider because it implements the JSON-P_1.1 (JSR-353) and JSON-B_1.0 (JSR-367) specifications. Application and Server configurations In order to enable Jettison as the JSON provider for TomEE 7.x or later you need to execute the following changes: In…

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Free Cookbook of 166 Java EE Code Examples

By Apache TomEE, Jakarta EE, Java EE, Open Source, TomEE No Comments

A point of pride for the TomEE community is a large library of examples contained in the TomEE GitHub project. Whenever you clone or otherwise download the TomEE GitHub project you get nearly fourteen dozen examples you can review and run to learn more, not just about TomEE, but Java EE in general. The examples are like a free, code-centric cookbook that covers everything from programming a simple Java web application to CDI interceptors, to WebSockets with TLS Security. With 166 coded examples to choose from it seems there is something for everyone. Getting started with TomEE and running its…

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