With Message Driven Beans (MDB’s) your Java application can respond to events send asynchronously. This can go via Queues, which allow your application to process events in parallel, and Topics which…
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With OpenShift as the new wave in technology our Java-application using Elasticsearch also needs to be deployable on OpenShift. There is a nice cartridge available, provided by rbrower3. Diving deep we will find a way to connect to it.
Every environment needs it, you can hardly get around it: User Management. It is always a challenge and a drag at the same time. How much should be stored? How should passwords be stored? Do we need RBAC? Do we need some SSO and with whom? Do we need a (G)UI for management?
Wouldn’t it be great if we could pass this responsibility on. And we can ! In Enterprise-land there is LDAP.