About Heiko Rupp

Heiko is a senior software engineer working at Red Hat in the area of systems management (RHQ project). He also works on an open source Twitter client called Zwitscher.

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Custom Deserializer in Jackson and validation

tl;dr: it is important to add input validation to custom json deserializers in Jackson. In RHQ we make use of Json parsing in a few places – be it directly in the as7/Wildfly ...
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Creating a delegating login module (for JBoss EAP 6.1)

[ If you only want to see code, just scroll down ] Motivation In RHQ we had a need for a security domain that can be used to secure the REST-api and its web-app via container managed ...
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Monitoring the monster with RHQ

The classical RHQ setup assumes an agent and agent plugins being present on a machine (‘platform’ in RHQ-speak). Plugins then communicate with the managed resource (e.g. ...
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