getCommand
Declaration
virtual IOCommand *getCommand(
bool blockForCommand = true);Parameters
- blockForCommand:
If the caller would like to have its thread slept until a command is available, it should pass true, else false.
Return Value
If the caller passes true in blockForCommand, getCommand guarantees that the result will be a pointer to an IOCommand object from the pool. If the caller passes false, s/he is responsible for checking whether a non-NULL pointer was returned.
Overview
The getCommand method is used to get a pointer to an object of type IOCommand from the pool.