ACE_Message_Block :: ACE_Message_Block (size_t size, ACE_Message_Type msg_type, ACE_Message_Block * msg_cont, const char * msg_data, ACE_Allocator * allocator_strategy, ACE_Lock * locking_strategy, u_long priority, const ACE_Time_Value & execution_time, const ACE_Time_Value & deadline_time, ACE_Allocator * data_block_allocator, ACE_Allocator * message_block_allocator)
Allocator_strategy: Memory allocation in Data_block, such as assigning Base pointer Data_block_allocator: MesSage_block_allocator to assign DATA_BLOCK: Used to uninstall itself and reassign again
