Question
For NetBeans Java 8: The bookstore sells items to students, faculty/staff and the public. There are M visitors and N cashiers in the bookstore at
For NetBeans Java 8:
The bookstore sells items to students, faculty/staff and the public. There are M visitors and N cashiers in the bookstore at any given time. Visitors typically wander around shopping for items then line up to cash out. Cashiers service visitors on a first come first served basis. Write a program to synchronize the visitors and cahiers using semaphores and/or monitors. Follow the guidelines and instructions below:
- Prompt the user for the values of M and N. Assume an upper bound on M is 50 and N is 10.
- Assume the number of items each person carries to the cashier is between 1 and 6 and that they shop for between 50 to 75 time units per item.
- Assume it takes between 10 and 20 time units for a cashier to checkout an item.
- Show: the number of people shopping, the number of people waiting in the cashier line and the number of people being served.
Have all of these:
Proper use of threads/semaphores
Master process functions correctly
Visitors function correctly
Cahiers function correctly
Proper graphical display of numbers identified in 4 above
Proper shutdown all threads exit properly
Comments in code
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