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Diffstat (limited to 'netsvcs/clients/Tokens/collection/collection.cpp')
| -rw-r--r-- | netsvcs/clients/Tokens/collection/collection.cpp | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/netsvcs/clients/Tokens/collection/collection.cpp b/netsvcs/clients/Tokens/collection/collection.cpp deleted file mode 100644 index e3dc18d8008..00000000000 --- a/netsvcs/clients/Tokens/collection/collection.cpp +++ /dev/null @@ -1,211 +0,0 @@ -// ============================================================================ -// $Id$ - -// -// = LIBRARY -// examples -// -// = FILENAME -// collection.cpp -// -// = DESCRIPTION -// Shows how applications can use the ACE_Token_Collection -// utility. This example creates three collections and spawns a -// thread to operate on each. The threads use the collective -// acquire, renew, and release features of ACE_Token_Collection. -// -// = AUTHOR -// Tim Harrison -// -// ============================================================================ - -#include "ace/OS.h" - -#include "ace/Get_Opt.h" -#include "ace/Local_Tokens.h" -#include "ace/Token_Collection.h" -#include "ace/Remote_Tokens.h" -#include "ace/Thread_Manager.h" -#include "ace/Service_Config.h" - -#if defined (ACE_HAS_THREADS) - -static char *server_host = ACE_DEFAULT_SERVER_HOST; -static int server_port = ACE_DEFAULT_SERVER_PORT; -static int threads = 2; -static int iterations = 50; -static int debug = 0; -static int remote = 0; -static int tokens = 5; - -static void * -run_thread (void *vp) -{ - ACE_Thread_Control tc (ACE_Service_Config::thr_mgr ()); - ACE_Token_Proxy *collection = (ACE_Token_Proxy *) vp; - - int count = iterations; - while (count--) - { - if (collection->acquire () == -1) - { - if (ACE_OS::last_error () == EDEADLK) - { - ACE_DEBUG ((LM_DEBUG, "deadlock detected in acquire")); - continue; - } - ACE_ERROR ((LM_ERROR, "(%t) %p acquire failed\n","run_thread")); - return (void *) -1; - } - - ACE_DEBUG ((LM_DEBUG, "(%t) %s acquired.\n", collection->name ())); - - if (collection->renew () == -1) - { - if (ACE_OS::last_error () == EDEADLK) - { - ACE_DEBUG ((LM_DEBUG, "deadlock detected")); - goto deadlock; - } - ACE_ERROR ((LM_ERROR, "(%t) %p renew failed\n","run_thread")); - return (void *) -1; - } - - ACE_DEBUG ((LM_DEBUG, "(%t) %s renewed.\n", collection->name ())); - - deadlock: - if (collection->release () == -1) - { - ACE_ERROR ((LM_ERROR, "(%t) %p release failed\n","run_thread")); - return (void *) -1; - } - - ACE_DEBUG ((LM_DEBUG, "(%t) %s released.\n", collection->name ())); - } - - - ACE_DEBUG ((LM_DEBUG, "(%t) thread exiting.\n")); - return 0; -} - -static int -parse_args (int argc, char *argv[]) -{ - ACE_LOG_MSG->open (argv[0], ACE_Log_Msg::STDERR); // | ACE_Log_Msg::VERBOSE); - - ACE_Get_Opt get_opt (argc, argv, "un:dp:h:", 1); - - for (int c; (c = get_opt ()) != -1; ) - { - switch (c) - { - case 'h': // specify the host machine on which the server is running - server_host = get_opt.optarg; - remote = 1; - break; - case 'p': // specify the port on which the server is running - server_port = ACE_OS::atoi (get_opt.optarg); - remote = 1; - break; - case 'd': - debug = 1; - break; - case 'n': - iterations = ACE_OS::atoi (get_opt.optarg); - break; - case 'u': - // usage: fallthrough - default: - ACE_ERROR_RETURN ((LM_ERROR, - "%n:\n" - "[-h <remote host>]\n" - "[-p <remote port>]\n" - "[-n <iterations>]\n" - "[-d debug]\n", 1), -1); - break; - } - } - - return 0; -} - -int -main (int argc, char* argv[]) -{ - if (parse_args (argc, argv) == -1) - return -1; - - ACE_Token_Proxy *A; // Mutex *A*. - ACE_Token_Proxy *B; // Mutex *B*. - ACE_Token_Proxy *R; // *R*eader Lock. - ACE_Token_Proxy *W; // *W*riter Lock. - - // Depending on the command line arguments, we will create local or - // remote tokens. The names of the tokens are not important as long - // as they are unique. - if (remote) - { - ACE_Remote_Mutex::set_server_address (ACE_INET_Addr (server_port, server_host)); - A = new ACE_Remote_Mutex ("R Mutex A", 0, debug); - B = new ACE_Remote_Mutex ("R Mutex B", 0, debug); - R = new ACE_Remote_RLock ("R Reader Lock", 0, debug); - W = new ACE_Remote_WLock ("R Writer Lock", 0, debug); - } - else - { - A = new ACE_Local_Mutex ("L Mutex A", 0, debug); - B = new ACE_Local_Mutex ("L Mutex B", 0, debug); - R = new ACE_Local_RLock ("L Reader Lock", 0, debug); - W = new ACE_Local_WLock ("L Writer Lock", 0, debug); - } - - // These collections will be treated as Tokens by the threads. - ACE_Token_Collection collectionAR (debug, "A and Reader"); - ACE_Token_Collection collectionAW (debug, "A and Writer"); - ACE_Token_Collection collectionBR (debug, "B and Reader"); - - // AR and BR can run concurrently. Neither AR or BR can run when AW - // is running. - collectionAR.insert (*A); - collectionAR.insert (*R); - - collectionAW.insert (*A); - collectionAW.insert (*W); - - collectionBR.insert (*B); - collectionBR.insert (*R); - - // Spawn off three threads. - ACE_Thread_Manager *mgr = ACE_Service_Config::thr_mgr (); - - if (mgr->spawn (ACE_THR_FUNC (run_thread), - (void *) &collectionAR, THR_BOUND | THR_SUSPENDED) == -1) - ACE_ERROR_RETURN ((LM_DEBUG, "%p\n", "spawn 1 failed"), -1); - - if (mgr->spawn (ACE_THR_FUNC (run_thread), - (void *) &collectionAW, THR_BOUND | THR_SUSPENDED) == -1) - ACE_ERROR_RETURN ((LM_DEBUG, "%p\n", "spawn 2 failed"), -1); - - if (mgr->spawn (ACE_THR_FUNC (run_thread), - (void *) &collectionBR, THR_BOUND | THR_SUSPENDED) == -1) - ACE_ERROR_RETURN ((LM_DEBUG, "%p\n", "spawn 3 failed"), -1); - -#if ! defined (ACE_HAS_PTHREADS) - if (mgr->resume_all () == -1) - ACE_ERROR_RETURN ((LM_DEBUG, "%p\n", "resume failed"), -1); -#endif - - // Wait for all threads to exit. - mgr->wait (); - - return 42; -} - -#else -int -main (int, char *[]) -{ - ACE_ERROR_RETURN ((LM_ERROR, - "threads not supported on this platform\n"), -1); -} -#endif /* ACE_HAS_THREADS */ |