static
void
client_run (Account service,
CORBA_long amount,
CORBA_Environment *ev)
{
CORBA_long balance=0;
/*
* use calculator server
*/
balance = Account__get_balance (service, ev);
if (etk_raised_exception (ev)) return;
g_print ("balance %5d, ", balance);
if (amount > 0)
{
Account_deposit (service, amount, ev);
if (etk_raised_exception (ev)) return;
}
else
{
Account_withdraw (service, abs(amount), ev);
if (etk_raised_exception (ev)) return;
}
balance = Account__get_balance (service, ev);
if (etk_raised_exception (ev)) return;
g_print ("new balance %5d\n", balance);
}
*/static
void
server_init (int *argc_ptr,
char *argv[],
CORBA_ORB *orb,
PortableServer_POA *poa,
CORBA_Environment *ev)
{
PortableServer_POA rootpoa = CORBA_OBJECT_NIL;
PortableServer_POAManager rootpoa_mgr = CORBA_OBJECT_NIL;
CORBA_Environment local_ev[1];
CORBA_exception_init(local_ev);
/* init signal handling */
signal(SIGTERM, server_shutdown);
/* create Object Request Broker (ORB) */
(*orb) = CORBA_ORB_init(argc_ptr, argv, "orbit-local-mt-orb", ev);
if (etk_raised_exception(ev))
goto failed_orb;
rootpoa = (PortableServer_POA)
CORBA_ORB_resolve_initial_references(*orb, "RootPOA", ev);
if (etk_raised_exception(ev))
goto failed_poa;
rootpoa_mgr = PortableServer_POA__get_the_POAManager(rootpoa, ev);
if (etk_raised_exception(ev))
goto failed_poamanager;
/* create default POA with specific policies */
(*poa) = server_create_multi_threaded_poa (*orb,
rootpoa,
rootpoa_mgr,
ev);
if (etk_raised_exception(ev))
goto failed_child_poa;
PortableServer_POAManager_activate(rootpoa_mgr, ev);
if (etk_raised_exception(ev))
goto failed_activation;
CORBA_Object_release ((CORBA_Object) rootpoa_mgr, ev);
return;
failed_activation:
failed_child_poa:
failed_poamanager:
CORBA_Object_release ((CORBA_Object) rootpoa_mgr, local_ev);
failed_poa:
CORBA_ORB_destroy(*orb, local_ev);
failed_orb:
return;
}
PortableServer_POA
server_create_multi_threaded_poa (CORBA_ORB orb,
PortableServer_POA poa,
PortableServer_POAManager poa_mgr,
CORBA_Environment *ev)
{
const static MAX_POLICIES = 1;
PortableServer_POA child_poa = CORBA_OBJECT_NIL;
CORBA_PolicyList *poa_policies;
poa_policies = CORBA_PolicyList__alloc ();
poa_policies->_maximum = MAX_POLICIES;
poa_policies->_length = MAX_POLICIES;
poa_policies->_buffer = CORBA_PolicyList_allocbuf (MAX_POLICIES);
CORBA_sequence_set_release (poa_policies, CORBA_TRUE);
poa_policies->_buffer[0] = (CORBA_Policy)
PortableServer_POA_create_thread_policy (
poa,
PortableServer_ORB_CTRL_MODEL,
ev);
child_poa = PortableServer_POA_create_POA (poa,
"Thread Per Request POA",
poa_mgr,
poa_policies,
ev);
if (etk_raised_exception(ev))
goto failed_create_poa;
ORBit_ObjectAdaptor_set_thread_hint ((ORBit_ObjectAdaptor) child_poa,
ORBIT_THREAD_HINT_PER_REQUEST);
CORBA_Policy_destroy (poa_policies->_buffer[0], ev);
if (etk_raised_exception(ev))
goto failed;
CORBA_free (poa_policies);
return child_poa;
failed_create_poa:
/* FIXME, in case of error, ev is set, but destructor should not
* return except anyway */
CORBA_Policy_destroy (poa_policies->_buffer[0], ev);
CORBA_free (poa_policies);
failed:
return CORBA_OBJECT_NIL;
}
static
void
client_cleanup (CORBA_ORB orb,
CORBA_Object service,
CORBA_Environment *ev)
{
CORBA_Object_release(service, ev);
if (etk_raised_exception(ev)) return;
if (orb != CORBA_OBJECT_NIL)
{
CORBA_ORB_destroy(orb, ev);
if (etk_raised_exception(ev)) return;
}
}
static void
server_run (CORBA_ORB orb,
CORBA_Environment *ev)
{
CORBA_ORB_run(orb, ev);
if (etk_raised_exception(ev)) return;
}
*/static
void
server_init (int *argc_ptr,
char *argv[],
CORBA_ORB *orb,
PortableServer_POA *poa,
CORBA_Environment *ev)
{
PortableServer_POAManager poa_manager = CORBA_OBJECT_NIL;
CORBA_Environment local_ev[1];
CORBA_exception_init(local_ev);
/* init signal handling */
signal(SIGINT, server_shutdown);
signal(SIGTERM, server_shutdown);
/* create Object Request Broker (ORB) */
(*orb) = CORBA_ORB_init(argc_ptr, argv, "orbit-local-mt-orb", ev);
if (etk_raised_exception(ev))
goto failed_orb;
(*poa) = (PortableServer_POA)
CORBA_ORB_resolve_initial_references(*orb, "RootPOA", ev);
if (etk_raised_exception(ev))
goto failed_poa;
poa_manager = PortableServer_POA__get_the_POAManager(*poa, ev);
if (etk_raised_exception(ev))
goto failed_poamanager;
PortableServer_POAManager_activate(poa_manager, ev);
if (etk_raised_exception(ev))
goto failed_activation;
CORBA_Object_release ((CORBA_Object) poa_manager, ev);
return;
failed_activation:
failed_poamanager:
CORBA_Object_release ((CORBA_Object) poa_manager, local_ev);
failed_poa:
CORBA_ORB_destroy(*orb, local_ev);
failed_orb:
return;
}
void
etk_ignore_if_exception (CORBA_Environment *ev, const char* mesg)
{
if (etk_raised_exception (ev)) {
g_warning ("%s %s", mesg, CORBA_exception_id (ev));
CORBA_exception_free (ev);
}
}
void
etk_abort_if_exception (CORBA_Environment *ev, const char* mesg)
{
if (etk_raised_exception (ev)) {
g_error ("%s %s", mesg, CORBA_exception_id (ev));
CORBA_exception_free (ev);
abort();
}
}
/* Releases @servant object and finally destroys @orb. If error
* occures @ev points to exception object on return.
*/
static
void
client_cleanup (CORBA_ORB orb,
CORBA_Object service,
CORBA_Environment *ev)
{
/* releasing managed object */
CORBA_Object_release(service, ev);
if (etk_raised_exception(ev)) return;
/* tear down the ORB */
if (orb != CORBA_OBJECT_NIL)
{
/* going to destroy orb.. */
CORBA_ORB_destroy(orb, ev);
if (etk_raised_exception(ev)) return;
}
}
/* Entering main loop @orb handles incoming request and delegates to
* servants. If error occures @ev points to exception object on
* return.
*/
static void
server_run (CORBA_ORB orb,
CORBA_Environment *ev)
{
/* enter main loop until SIGINT or SIGTERM */
CORBA_ORB_run(orb, ev);
if (etk_raised_exception(ev)) return;
/* user pressed SIGINT or SIGTERM and in signal handler
* CORBA_ORB_shutdown(.) has been called */
}
/* Releases @servant object and finally destroys @orb. If error
* occures @ev points to exception object on return.
*/
static void
server_cleanup (CORBA_ORB orb,
PortableServer_POA poa,
CORBA_Object ref,
CORBA_Environment *ev)
{
PortableServer_ObjectId *objid = NULL;
objid = PortableServer_POA_reference_to_id (poa, ref, ev);
if (etk_raised_exception(ev)) return;
/* Servant: deactivatoin - will invoke __fini destructor */
PortableServer_POA_deactivate_object (poa, objid, ev);
if (etk_raised_exception(ev)) return;
PortableServer_POA_destroy (poa, TRUE, FALSE, ev);
if (etk_raised_exception(ev)) return;
CORBA_free (objid);
CORBA_Object_release ((CORBA_Object) poa, ev);
if (etk_raised_exception(ev)) return;
CORBA_Object_release (ref, ev);
if (etk_raised_exception(ev)) return;
/* ORB: tear down the ORB */
if (orb != CORBA_OBJECT_NIL)
{
/* going to destroy orb.. */
CORBA_ORB_destroy(orb, ev);
if (etk_raised_exception(ev)) return;
}
}
static void
server_cleanup (CORBA_ORB orb,
PortableServer_POA poa,
CORBA_Object ref,
CORBA_Environment *ev)
{
PortableServer_ObjectId *objid = NULL;
objid = PortableServer_POA_reference_to_id (poa, ref, ev);
if (etk_raised_exception(ev)) return;
PortableServer_POA_deactivate_object (poa, objid, ev);
if (etk_raised_exception(ev)) return;
PortableServer_POA_destroy (poa, TRUE, FALSE, ev);
if (etk_raised_exception(ev)) return;
CORBA_free (objid);
CORBA_Object_release ((CORBA_Object) poa, ev);
if (etk_raised_exception(ev)) return;
CORBA_Object_release (ref, ev);
if (etk_raised_exception(ev)) return;
if (orb != CORBA_OBJECT_NIL)
{
CORBA_ORB_destroy(orb, ev);
if (etk_raised_exception(ev)) return;
}
}
static CORBA_Object
server_activate_service (CORBA_ORB orb,
PortableServer_POA poa,
CORBA_Environment *ev)
{
Test_LargeSeq ref = CORBA_OBJECT_NIL;
ref = impl_Test_LargeSeq__create (poa, ev);
if (etk_raised_exception(ev))
return CORBA_OBJECT_NIL;
return ref;
}
/* Creates servant and registers in context of ORB @orb. The ORB will
* delegate incoming requests to specific servant object. @return
* object reference. If error occures @ev points to exception object
* on return.
*/
static CORBA_Object
server_activate_service (CORBA_ORB orb,
PortableServer_POA poa,
CORBA_Environment *ev)
{
Examples_BadCall ref = CORBA_OBJECT_NIL;
ref = impl_Examples_BadCall__create (poa, ev);
if (etk_raised_exception(ev))
return CORBA_OBJECT_NIL;
return ref;
}
CosNaming_NamingContext
etk_get_name_service (CORBA_ORB orb,
CORBA_Environment *ev)
{
CORBA_char *str=NULL;
CORBA_Object ref
= (CORBA_Object) CORBA_ORB_resolve_initial_references(orb,
"NameService",
ev);
if (etk_raised_exception(ev)) return CORBA_OBJECT_NIL;
return (CosNaming_NamingContext) ref;
}
static void client_run(EchoApp_Echo echo_service, CORBA_Environment *ev) {
char filebuffer[1024+1];
g_print("Type messages to the server\n"
"a signal dot in line will terminate input\n");
while ( fgets(filebuffer, 1024, stdin) ) {
if ( filebuffer[0] == '.' && filebuffer[1] == '\n' )
break;
/* chop the newline off */
filebuffer[strlen(filebuffer)-1] = '\0';
/* using the echoString method in the Echo object
* this is defined in the echo.h header, compiled from
* echo.idl */
EchoApp_Echo_echoString(echo_service, filebuffer, ev);
if (etk_raised_exception(ev)) return;
}
}
static
void
client_init (int *argc_ptr,
char *argv[],
CORBA_ORB *orb,
CORBA_Environment *ev)
{
/* init signal handling */
signal(SIGINT, client_shutdown);
signal(SIGTERM, client_shutdown);
/* create Object Request Broker (ORB) */
(*orb) = CORBA_ORB_init(argc_ptr, argv, "orbit-local-orb", ev);
if (etk_raised_exception(ev)) return;
}
void
etk_export_object_to_stream (CORBA_ORB orb,
CORBA_Object servant,
FILE *stream,
CORBA_Environment *ev)
{
CORBA_char *objref = NULL;
/* write objref to file */
objref = CORBA_ORB_object_to_string (orb, servant, ev);
if (etk_raised_exception(ev)) return;
/* print ior to terminal */
fprintf (stream, "%s\n", objref);
fflush (stream);
CORBA_free (objref);
}
CORBA_Object
etk_name_service_resolve (CosNaming_NamingContext name_service,
gchar *id_vec[],
CORBA_Environment *ev)
{
CORBA_Object retval = CORBA_OBJECT_NIL;
gint i = 0;
gint len = id_vec_len (id_vec);
/* Allocate a CosNaming::Name (sequence of CosNaming::NameComponent) */
CosNaming_Name *name = CosNaming_Name__alloc();
g_assert (id_vec_len (id_vec) > 0);
name->_buffer = CORBA_sequence_CosNaming_NameComponent_allocbuf(len);
name->_maximum = len;
name->_length = 0;
/* Relinquish ownership of the NameComponent to the
* sequence. When CORBA_free is called on it later, the
* NameComponent will be freed */
CORBA_sequence_set_release (name, TRUE);
/* iterate components of name and create sub-context
* (directory) if needed */
for (i = 0; i < len; ++i) {
name->_length = i+1;
name->_buffer[i].id = CORBA_string_dup(id_vec[i]);
name->_buffer[i].kind = CORBA_string_dup("");
/* don't know what 'kind' shall be good for */
}
retval = CosNaming_NamingContext_resolve (name_service,
name,
ev);
if (etk_raised_exception (ev)) {
CORBA_free (name);
return CORBA_OBJECT_NIL;
}
return retval;
}
/* binds @servant object reference to unique @name at
* @name_service. If error occures @ev points to exception object on
* return.
*/
void
etk_name_service_bind (CosNaming_NamingContext name_service,
CORBA_Object servant,
gchar *id_vec[],
CORBA_Environment *ev)
{
gint i = 0;
gint len = id_vec_len (id_vec);
/* Allocate a CosNaming::Name (sequence of CosNaming::NameComponent) */
CosNaming_Name *name = CosNaming_Name__alloc();
name->_buffer = CORBA_sequence_CosNaming_NameComponent_allocbuf(len);
name->_maximum = len;
name->_length = 0;
/* Relinquish ownership of the NameComponent to the
* sequence. When CORBA_free is called on it later, the
* NameComponent will be freed */
CORBA_sequence_set_release (name, TRUE);
/* iterate components of name and create sub-context
* (directory) if needed */
for (i = 0; i < len; ++i) {
name->_length = i+1;
name->_buffer[i].id = CORBA_string_dup(id_vec[i]);
name->_buffer[i].kind = CORBA_string_dup("");
/* don't know what 'kind' shall be good for */
if (name->_length < len)
{
/* create a sub-context */
CosNaming_NamingContext nc =
CosNaming_NamingContext_bind_new_context (name_service,
name,
ev);
if (etk_raised_exception_is_a (ev,
ex_CosNaming_NamingContext_AlreadyBound))
{
/* ignore - ctx allread exists, this
* is not dramatic */
CORBA_exception_free (ev);
}
else if (etk_raised_exception (ev))
{
/* critical - unexpected exception */
CORBA_free (name);
return;
}
}
else
{
/* Bind object to last context - use 'rebind'
* operation in case the name has been
* registered allready in context - note, this
* might interfere with other service choosing
* same name */
CosNaming_NamingContext_rebind (name_service,
name,
servant,
ev);
if (etk_raised_exception(ev)) {
/* critical - can not bind object */
CORBA_free (name);
return;
}
}
}
CORBA_free (name);
return;
}