Constructor. Creates and opens the files and buffered inputs and outputs. Moves the file pointers to the correct position in the files and marks the files as open.
path to the file that will be used to swap the queue
size of file read buffer (== maximum item size)
do we reopen any existing file queues
See Implementation
Constructor. Creates and opens the files and buffered inputs and outputs. Moves the file pointers to the correct position in the files and marks the files as open.