Types of CORBA Objects
Before we present the different kinds of POAs that can be created using POA policies, it is helpful to divide CORBA objects into different categories. A number of common patterns can be identified. For example, some CORBA objects have their state stored in a database, and others do not. Some CORBA objects are short lived, others are long lived, some are transactional, and others are not transactional.
The basic categories discussed in this section are as follows:
Transient and Persistent Objects These are categories specific to the POA and relate to the TRANSIENT and PERSISTENT lifespan policies.
Session and Entity Objects These object categories are derived from component technologies, such as Sun’s Enterprise JavaBeans ...
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