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+// $Id$
+
+The following TAO applications test and illustate various Portable
+Object Adapter (POA) interfaces and their usage scenarios.
+
+ . Identity
+
+ The example shows the identity between servants, ids,
+ and references.
+
+ . POA_Destruction
+
+ The program tests the destruction of a POA during an
+ upcall.
+
+ . Default_Servant
+
+ This program tests the behavior of
+ POA::id_to_servant() and POA::reference_to_servant()
+ with the use of default servants.
+
+ . Object_Reactivation
+
+ This program tests the reactivation of a servant that
+ has been deactivated but not removed from the Active
+ Object Map yet.
+
+ . Excessive_Object_Deactivations
+
+ This program tests for excessive deactivations of a
+ servant. The test checks excessive deactivations in a
+ POA with SYSTEM_ID and other POA with USER_ID. The
+ test also check for excessive deactivations during
+ upcalls.
+
+ . Non_Servant_Upcalls
+
+ This program check the users ability to make calls on
+ a POA during non-servant upcalls. In this example, a
+ servant which is being destroyed during because of a
+ deactivate_object() call, tries to deactivate another
+ object in its destructor.
+
+ . wait_for_completion
+
+ This program tests the <wait_for_completion> feature
+ of the POA.
+
+ . Single_Threaded_POA
+
+ This program tests to make sure that two threads
+ cannot call servants in a single threaded POA
+ simultaneously. At the same time, it makes sure that
+ a servant can call itself or other servants in the
+ same POA while in an upcall.
+
+ . Etherealization
+
+ This program tests for deactivation and
+ etherealization of reference counted and non reference
+ counted servants.
+
+ . Persistent_ID
+
+ This test checks the combination of PERSISTENT &
+ SYSTEM_ID POA policies.
+
+ . Policies
+
+ This program tests the construction of POA policies,
+ both through the generic ORB::create_policy interface
+ and the PortableServer specific interfaces.
+
+ . MT_Servant_Locator
+
+ This program tests that multiple calls to the Servant
+ Locator can take place simultaneously.
+
+ . Nested_Non_Servant_Upcalls
+
+ This program tests that nested non-servant upcalls are
+ handled correctly.
+
+ . POAManagerFactory
+
+ The program tests the POAManagerFactory interface. Test may
+ be run by hand using "POAManagerFactory -v" to get a verbose
+ report of individual tests being run.
+
+ . EndpointPolicy
+
+ Tests for the endpoint policy, the server listens on two
+ endpoints, one with an alias rendering it unreachable. The
+ server uses the endpoint policy to create two IORs, one with
+ the only the good endpoint and another with only the bad. The
+ client expects to reach the good ior and expects to fail with
+ the bad ior.
+
+ . RootPOA
+
+ This example explains how to obtain the name of the
+ RootPOA.
+
+ . NewPOA
+
+ This example explains the operations involved in
+ creation of new POAs.
+
+ . FindPOA
+
+ This example explains registering an adapter activator
+ for a POA and also the find_POA operation.
+
+ . Generic_Servant
+
+ A simple test interface is defined here and its
+ implementations, server and client programs are
+ available, which can be used for testing POA
+ applications. Several servers for that interface are
+ implemented using different POA policies; a common
+ client for all the servers is also provided.
+
+ . On_Demand_Activation
+
+ Contains programs that test the POA's 2 types of
+ activation of objects on demand, namely , Servant
+ Activator approach and Servant Locator , which depend
+ on the RETAIN/NON-RETAIN policy of a POA.
+
+ . Default_Servant
+
+ Contains a File IDL module and its implementation and
+ a server,client to test the File Module interfaces.
+ The System interface uses the USE_DEFAULT_MANAGER policy
+ to create a POA and registers a single File Descriptor
+ object as the default servant. The default servant serves
+ requests for many Descriptor objects.
+
+ . Explicit_Activation
+
+ This application explains various operations involved
+ in the explicit activation of objects; including the
+ creation of objects without servants (the servant is
+ created on demand).
+
+ . DSI
+
+ The client/server couple tests the DSI features of the
+ POA.
+
+ . Forwarding
+
+ The example is used to test the support for forwarding
+ in TAO. Three ways are shown: (a) Forwarding using
+ Servant Activators, (b) Forwarding using Servant
+ Locators, and (c) Forwarding using POA (this feature
+ is TAO specific).
+
+ . TIE
+
+ Shows off the standard TIE features of the new CORBA
+ 2.2 specification.
+
+ . On_Demand_Loading
+
+ This example illustrates how to dynamically link and
+ load servants into a POA in a platform-independent
+ manner using the ACE_DLL feature and standard CORBA
+ Servant Manager features. In the example, the POA is
+ configured with the USE_SERVANT_MANAGER policy value,
+ which relies on an application supplied Servant
+ Manager object to supply object/server associations.
+
+ This example illustrates both Servant Activator and
+ Servant_Locator interfaces. The servant object is
+ created by a factory function that resides in a DLL
+ that is linked and loaded into the server's address
+ space on-demand when client requests arrive. The
+ ObjectID in each client request indicates which DLL
+ name and which factory function to use to create the
+ servant.
+
+ . Loader
+
+ This example is similar to the above except the id is
+ not hijacked to store the DLL and factory function
+ name. This information is provided to the Servant
+ Managers on creation.
+
+ . Explicit_Activation
+
+ This example is very similar to the
+ Explicit_Activation example except that the POAs are
+ deleted once the object references have been
+ created. After this, an adapter activator is install
+ in the RootPOA to reactivate the POAs on demand.
+
+ . Reference_Counted_Servant
+
+ This example shows how to use reference counted
+ servants to automatically manage dynamic memory for
+ servants.