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Diffstat (limited to 'TAO/examples/Callback_Quoter/Consumer_Handler.cpp')
| -rw-r--r-- | TAO/examples/Callback_Quoter/Consumer_Handler.cpp | 314 |
1 files changed, 0 insertions, 314 deletions
diff --git a/TAO/examples/Callback_Quoter/Consumer_Handler.cpp b/TAO/examples/Callback_Quoter/Consumer_Handler.cpp deleted file mode 100644 index af87b5dff13..00000000000 --- a/TAO/examples/Callback_Quoter/Consumer_Handler.cpp +++ /dev/null @@ -1,314 +0,0 @@ -// $Id$ - -// =========================================================== -// -// -// = LIBRARY -// TAO/examples/Callback_Quoter -// -// = FILENAME -// Consumer_Input_Handler.cpp -// -// = DESCRIPTION -// Implementation of the Consumer_Handler class. -// -// = AUTHOR -// Kirthika Parameswaran <kirthika@cs.wustl.edu> -// -// =========================================================== - -#include "Consumer_Handler.h" -#include "ace/Read_Buffer.h" -#include "tao/ORB.h" -#include "ace/Get_Opt.h" -#include "ace/Read_Buffer.h" -#include "ace/OS.h" -#include "ace/Reactor.h" -#include "ace/Event_Handler.h" - -Consumer_Handler::Consumer_Handler (void) - : stock_name_ ("Unknown"), - threshold_value_ (0), - server_ (), - registered_ (0), - unregistered_ (0), - ior_ (0), - shutdown_ (0) -{ - -} - -Consumer_Handler::~Consumer_Handler (void) -{ - // Make sure to cleanup the STDIN handler. - - if (ACE_Event_Handler::remove_stdin_handler - (TAO_ORB_Core_instance ()->reactor (), - TAO_ORB_Core_instance ()->thr_mgr ()) == -1) - ACE_ERROR ((LM_ERROR, - "%p\n", - "remove_stdin_handler")); -} - -// Reads the Server factory IOR from a file. - -int -Consumer_Handler::read_ior (char *filename) -{ - // Open the file for reading. - ACE_HANDLE f_handle = ACE_OS::open (filename, 0); - - if (f_handle == ACE_INVALID_HANDLE) - ACE_ERROR_RETURN ((LM_ERROR, - "Unable to open %s for writing: %p\n", - filename), - -1); - - ACE_Read_Buffer ior_buffer (f_handle); - char *data = ior_buffer.read (); - - if (data == 0) - ACE_ERROR_RETURN ((LM_ERROR, - "Unable to read ior: %p\n"), - -1); - - this->ior_ = ACE_OS::strdup (data); - ior_buffer.alloc ()->free (data); - - ACE_OS::close (f_handle); - - return 0; -} - -// Parses the command line arguments and returns an error status. - -int -Consumer_Handler::parse_args (void) -{ - ACE_Get_Opt get_opts (argc_, argv_, "d:f:xk:xs"); - int c; - int result; - - while ((c = get_opts ()) != -1) - switch (c) - { - case 'd': // debug flag - TAO_debug_level++; //**** - break; - - case 'k': // ior provide on command line - this->ior_ = ACE_OS::strdup (get_opts.optarg); - break; - - case 'f': // read the IOR from the file. - result = this->read_ior (get_opts.optarg); - if (result < 0) - ACE_ERROR_RETURN ((LM_ERROR, - "Unable to read ior from %s : %p\n", - get_opts.optarg), - -1); - break; - - case 's': // don't use the naming service - this->use_naming_service_ = 0; - break; - - case 'x': - this->shutdown_ = 1; - break; - - case '?': - default: - ACE_ERROR_RETURN ((LM_ERROR, - "usage: %s" - " [-d]" - " [-f ior-file]" - " [-k ior]" - " [-x]" - " [-s]" - "\n", - this->argv_ [0]), - -1); - } - - // Indicates successful parsing of command line. - return 0; -} - -// this method uses the naming service to obtain the server object refernce. - -int -Consumer_Handler::via_naming_service (void) -{ - ACE_TRY_NEW_ENV - { - // Initialization of the naming service. - if (naming_services_client_.init (orb_.in ()) != 0) - ACE_ERROR_RETURN ((LM_ERROR, - " (%P|%t) Unable to initialize " - "the TAO_Naming_Client. \n"), - -1); - - CosNaming::Name notifier_ref_name (1); - notifier_ref_name.length (1); - notifier_ref_name[0].id = CORBA::string_dup ("Notifier"); - - CORBA::Object_var notifier_obj = - this->naming_services_client_->resolve (notifier_ref_name, - ACE_TRY_ENV); - ACE_TRY_CHECK; - - // The CORBA::Object_var object is downcast to Notifier_var using - // the <_narrow> method. - this->server_ = - Notifier::_narrow (notifier_obj.in (), - ACE_TRY_ENV); - - ACE_TRY_CHECK; - - } - ACE_CATCHANY - { - ACE_TRY_ENV.print_exception ("Consumer_Handler::via_naming_service\n"); - return -1; - } - ACE_ENDTRY; - - return 0; -} - -// Init function. -int -Consumer_Handler::init (int argc, char **argv) -{ - this->argc_ = argc; - this->argv_ = argv; - - // Register our <Input_Handler> to handle STDIN events, which will - // trigger the <handle_input> method to process these events. - - ACE_NEW_RETURN (consumer_input_handler_, - Consumer_Input_Handler (this), - -1); - - if (ACE_Event_Handler::register_stdin_handler - (consumer_input_handler_, - TAO_ORB_Core_instance ()->reactor (), - TAO_ORB_Core_instance ()->thr_mgr ()) == -1) - ACE_ERROR_RETURN ((LM_ERROR, - "%p\n", - "register_stdin_handler"), - -1); - - // Register the signal event handler for ^C - ACE_NEW_RETURN (consumer_signal_handler_, - Consumer_Signal_Handler (this), - -1); - - if( this->reactor_used ()->register_handler - (SIGINT, - consumer_signal_handler_) == -1) - ACE_ERROR_RETURN ((LM_ERROR, - "%p\n", - "register_handler for SIGINT"), - -1); - - ACE_TRY_NEW_ENV - { - // Retrieve the ORB. - this->orb_ = CORBA::ORB_init (this->argc_, - this->argv_, - 0, - ACE_TRY_ENV); - ACE_TRY_CHECK; - - // Parse command line and verify parameters. - if (this->parse_args () == -1) - ACE_ERROR_RETURN ((LM_ERROR, - "parse_args failed\n"), - -1); - - // use the naming service. - if (this->use_naming_service_) - return via_naming_service (); - - - if (this->ior_ == 0) - ACE_ERROR_RETURN ((LM_ERROR, - "%s: no ior specified\n", - this->argv_[0]), - -1); - - CORBA::Object_var server_object = - this->orb_->string_to_object (this->ior_, - ACE_TRY_ENV); - ACE_TRY_CHECK; - - if (CORBA::is_nil (server_object.in ())) - ACE_ERROR_RETURN ((LM_ERROR, - "invalid ior <%s>\n", - this->ior_), - -1); - // The downcasting from CORBA::Object_var to Notifier_var is - // done using the <_narrow> method. - this->server_ = Notifier::_narrow (server_object.in (), - ACE_TRY_ENV); - ACE_TRY_CHECK; - } - ACE_CATCHANY - { - ACE_TRY_ENV.print_exception ("Consumer_Handler::init"); - return -1; - } - ACE_ENDTRY; - - return 0; -} - -int -Consumer_Handler::run (void) -{ - //CORBA::Environment TAO_TRY_ENV; - - ACE_TRY_NEW_ENV - { - ACE_NEW_RETURN (this->consumer_servant_, - Consumer_i (), - -1); - // Set the orb in the consumer_ object. - this->consumer_servant_->orb (this->orb_.in ()); - - ACE_DEBUG ((LM_DEBUG, - " Services provided:\n " - " * Registration <type 'r'>\n " - " * Unregistration <type 'u'>\n " - " * Quit <type 'q'>\n ")); - - // Get the consumer stub (i.e consumer object) pointer. - this->consumer_var_ = - this->consumer_servant_->_this (ACE_TRY_ENV); - ACE_TRY_CHECK; - - // Run the ORB. - this->orb_->run (); - } - ACE_CATCHANY - { - ACE_TRY_ENV.print_exception ("Consumer_Handler::run ()"); - return -1; - } - ACE_ENDTRY; - - return 0; -} - -ACE_Reactor * -Consumer_Handler::reactor_used (void) const -{ - //*done* @@ Please check with Pradeep and see how to remove the reliance - // on <TAO_ORB_Core_instance()>. This is non-portable and we want - // to try to use only CORBA-compliant code in our examples. - - // Cant do anything as the reactor is not accessible in any other way. - return TAO_ORB_Core_instance ()->reactor (); -} |