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Diffstat (limited to 'TAO/examples/POA/NewPOA/NewPOA.cpp')
| -rw-r--r-- | TAO/examples/POA/NewPOA/NewPOA.cpp | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/TAO/examples/POA/NewPOA/NewPOA.cpp b/TAO/examples/POA/NewPOA/NewPOA.cpp new file mode 100644 index 00000000000..be4283821ee --- /dev/null +++ b/TAO/examples/POA/NewPOA/NewPOA.cpp @@ -0,0 +1,196 @@ +// $Id$ + +// ========================================================================== +// = LIBRARY +// TAO/tests/POA/NewPOA +// +// = FILENAME +// NewPOA.cpp +// +// = DESCRIPTION +// This program demonstrates creation of new POAs, as children of the root POA or the +// existing POA. +// There are three new POA created in this example. +// The hierarchy of POAs looks like this. +// +// /-->first_poa-->first_poa/second_poa +// RootPOA-- +// \-->third_poa +// +// = AUTHOR +// Irfan Pyarali +// ======================================================================== + +#include "tao/PortableServer/PortableServer.h" + +#include "tao/ORB.h" + +#include "ace/SString.h" +#include "ace/Log_Msg.h" + +ACE_RCSID (NewPOA, + NewPOA, + "$Id$") + +void +print_poa (PortableServer::POA_ptr poa + ACE_ENV_ARG_DECL) +{ + CORBA::String_var poa_name = + poa->the_name (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_CHECK; + + CORBA::OctetSeq_var poa_id = + poa->id (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_CHECK; + + ACE_DEBUG ((LM_DEBUG, + "POA name = %s\n", + poa_name.in ())); + + ACE_DEBUG ((LM_DEBUG, + "POA id = ")); + + for (CORBA::ULong i = 0; + i != poa_id->length (); + ++i) + { + ACE_DEBUG ((LM_DEBUG, + "%o", + poa_id[i])); + } + + ACE_DEBUG ((LM_DEBUG, + "\n")); + + PortableServer::POAList_var children = + poa->the_children (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_CHECK; + + for (CORBA::ULong index = 0; + index != children->length (); + ++index) + { + print_poa (children[index] + ACE_ENV_ARG_PARAMETER); + ACE_CHECK; + } +} + +int +main (int argc, char **argv) +{ + ACE_DECLARE_NEW_CORBA_ENV; + + ACE_TRY + { + // The first step Initialize the ORB + CORBA::ORB_var orb = CORBA::ORB_init (argc, + argv, + 0 + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + // Obtain the RootPOA. + CORBA::Object_var obj = + orb->resolve_initial_references ("RootPOA" + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + // _narrow() the Object to get the POA object, i.e., the root_poa. + PortableServer::POA_var root_poa = + PortableServer::POA::_narrow (obj.in () ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + // Policies for the new POAs + CORBA::PolicyList policies (2); + policies.length (2); + + // Threading policy + policies[0] = + root_poa->create_thread_policy (PortableServer::ORB_CTRL_MODEL ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + // Lifespan policy + policies[1] = + root_poa->create_lifespan_policy (PortableServer::TRANSIENT ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + // Creation of the firstPOA + ACE_CString name = "firstPOA"; + PortableServer::POA_var first_poa = + root_poa->create_POA (name.c_str (), + PortableServer::POAManager::_nil (), + policies + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + // Creation of the new POA, i.e. firstPOA/secondPOA + name = "secondPOA"; + PortableServer::POA_var second_poa = + first_poa->create_POA (name.c_str (), + PortableServer::POAManager::_nil (), + policies + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + // Creating thirdPOA. + name = "thirdPOA"; + + PortableServer::POA_var third_poa = + root_poa->create_POA (name.c_str (), + PortableServer::POAManager::_nil (), + policies + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + // Creation of the new POAs over, so destroy the Policy_ptr's. + for (CORBA::ULong i = 0; + i < policies.length (); + ++i) + { + CORBA::Policy_ptr policy = policies[i]; + policy->destroy (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_TRY_CHECK; + } + + // Get the names of all the POAs and print them out. + + CORBA::String_var root_poa_name = + root_poa->the_name (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_TRY_CHECK; + + CORBA::String_var first_poa_name = + first_poa->the_name (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_TRY_CHECK; + + CORBA::String_var second_poa_name = + second_poa->the_name (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_TRY_CHECK; + + CORBA::String_var third_poa_name = + third_poa->the_name (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_TRY_CHECK; + + ACE_DEBUG ((LM_DEBUG, + "%s\n%s\n%s\n%s\n", + root_poa_name.in (), + first_poa_name.in (), + second_poa_name.in (), + third_poa_name.in ())); + + print_poa (root_poa.in () + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + } + ACE_CATCHANY + { + ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "Exception caught in main "); + return -1; + } + ACE_ENDTRY; + ACE_CHECK_RETURN (-1); + + return 0; +} |