Default constructor, for an empty queue.
Aborts the given publish job.
Pushes a new publish job with the given information in publish queue. If
possible, the publish job s
Checks if the given job is already in the queue, this does only check for the
Creates the buffer used as publish queue.
Initializes the internal FIFO queue with publish jobs from the database.
Checks if the queue is empty.
Returns the next publish job to be published, removing it from the queue, or
null if the queue is e
Removes the given job from the list.
Updates the given job in the list.