Class FIFOScheduler

java.lang.Object
  |
  +--FIFOScheduler

All Implemented Interfaces:

Scheduler

public class FIFOScheduler

extends java.lang.Object

implements Scheduler

A FIFOScheduler maintains a queue of ready processes in first-in-first-out order.

Constructor Summary

FIFOScheduler()
new FIFOScheduler() returns a new first-in-first-out scheduler.

Method Summary

void	addProcess(PCB proc) sched.addProcess(proc) adds proc to sched's ready queue.
PCB	getSelectedProcess() sched.getSelectedProcess() removes and returns a process selected from sched's ready queue.
void	printProcesses() sched.printProcesses() prints the processes in sched's ready queue.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FIFOScheduler

public FIFOScheduler()

new FIFOScheduler() returns a new first-in-first-out scheduler.

Method Detail

getSelectedProcess

public PCB getSelectedProcess()

sched.getSelectedProcess() removes and returns a process selected from sched's ready queue.

Specified by:

getSelectedProcess in interface Scheduler

addProcess

public void addProcess(PCB proc)

sched.addProcess(proc) adds proc to sched's ready queue.

Specified by:

addProcess in interface Scheduler

printProcesses

public void printProcesses()

sched.printProcesses() prints the processes in sched's ready queue.

Specified by:

printProcesses in interface Scheduler