Class Job

java.lang.Object
   |
   +----Job
public class Job
extends Object

Variable Index

o BLOCKED
Job needs to do an I/O operation next
o burst
size of current burst
o burstStart
time when current burst started (job "arrived" at the cpu queue)
o DONE
Job has completed
o READY
Job is ready to run

Method Index

o doIO()
Called when this Job does an I/O operation
o finish()
This job is finished.
o nextBurst()
Return the amount of CPU time remaining for this job until it next does I/O, or completes.
o start()
Called when this Job is started running on the CPU
o state()
What is the current state of this Job?
o stop()
Called when this Job is removed from the CPU
o toString()
for debugging: a string version of this job

Variables

oburst 
 public int burst
size of current burst

 

 

oburstStart 
 public int burstStart
time when current burst started (job "arrived" at the cpu queue)

 

 

oDONE 
 public static final int DONE
Job has completed

 

 

oBLOCKED 
 public static final int BLOCKED
Job needs to do an I/O operation next

 

 

oREADY 
 public static final int READY
Job is ready to run

 

 

Methods

otoString 
 public String toString()
for debugging: a string version of this job
Overrides:
toString in class Object
ostate 
 public int state()
What is the current state of this Job?

 

 

ostart 
 public void start()
Called when this Job is started running on the CPU

 

 

ostop 
 public void stop()
Called when this Job is removed from the CPU

 

 

onextBurst 
 public int nextBurst()
Return the amount of CPU time remaining for this job until it next does I/O, or completes.

 

 

odoIO 
 public void doIO()
Called when this Job does an I/O operation

 

 

ofinish 
 public JobStats finish()
This job is finished. Return some summary statistics