diff options
Diffstat (limited to 'docs/tutorials/011/task.cpp')
-rw-r--r-- | docs/tutorials/011/task.cpp | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/docs/tutorials/011/task.cpp b/docs/tutorials/011/task.cpp deleted file mode 100644 index a7215191481..00000000000 --- a/docs/tutorials/011/task.cpp +++ /dev/null @@ -1,102 +0,0 @@ - -// $Id$ - -#include "task.h" -#include "block.h" -#include "data.h" - -Task::Task (void) -: barrier_ (0) -{ - ACE_DEBUG ((LM_DEBUG, "(%P|%t) Task ctor 0x%x\n", (void *) this)); -} - -Task::~Task (void) -{ - ACE_DEBUG ((LM_DEBUG, "(%P|%t) Task dtor 0x%x\n", (void *) this)); - - ACE_Message_Block *message; - this->getq (message); - message->release (); - - delete barrier_; -} - -int Task::open (int threads) -{ - barrier_ = new ACE_Barrier (threads); - return this->activate (THR_NEW_LWP, threads); -} -int Task::close (u_long flags) -{ - ACE_DEBUG ((LM_DEBUG, "(%P|%t) Task close 0x%x\n", (void *) this)); - return inherited::close (flags); -} - -int Task::svc (void) -{ - this->barrier_->wait (); - - ACE_DEBUG ((LM_DEBUG, "(%P|%t) Task 0x%x starts in thread %d\n", (void *) this, ACE_Thread::self ())); - - ACE_Message_Block *message; - while (1) - { - if (this->getq (message) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "getq"), -1); - } - - if (message->msg_type () == ACE_Message_Block::MB_HANGUP) - { - this->putq (message); - - break; - } - - const char *cp = message->rd_ptr (); - message->rd_ptr (strlen (cp) + 1); // Don't forget to skip the NULL we - // inserted - - ACE_DEBUG ((LM_DEBUG, "(%P|%t) Block 0x%x contains (%s)\n", (void *) message, cp)); - - /* - Create a Data object into which we can extract the message block - contents. - */ - Data data; - /* - Use the rd_ptr() to access the message block data. Note that we've - already moved it past the text string in the block. - */ - ACE_OS::memmove ((char *) &data, message->rd_ptr (), sizeof (data)); - message->rd_ptr (sizeof (data)); // Move the rd_ptr() beyond the data. - - /* - Invoke a couple of method calls on the object we constructed. - */ - data.who_am_i (); - data.what_am_i (); - - /* - An alternate approach: - - Data * data; - data = (Data *)message->rd_ptr(); - data->who_am_i(); - data->what_am_i(); - message->rd_ptr(sizeof(Data)); - - Even though this cuts down on the number of copies & constructions, I'm - not real fond of it. You can get into trouble in a hurry by treating - memory blocks as multiple data types... - */ - - - ACE_OS::sleep (ACE_Time_Value (0, 5000)); - - message->release (); - } - - return (0); -} |