Tag Archives: transaction

Problem: EJBean, like any POJO, can have fields. We want the changes made to the fields to be rolled back if a transaction is rolled back.

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1. Managed Resources

Managed Resource is one of the most important concepts in JEE. Managed Resource Factory is a factory that is governed by Container. Usually it means that Container: takes care of security, administrates, pools, integrates with transaction and provides easy access to Resources. Managed Resource is a resource, for instance a connection, produced by Managed Resource Factory. It is managed by Container. Usually it means that Container reuse resource, if properly used then guarantees synchronized access, can intercept invocations, listens for life cycle changes.

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