def post(self, strategy, quantum=4, ts=10):
#import pdb; pdb.set_trace()
# parse process syntax
args = self.parser.parse_args()
processDescription = args.get("syntax")
init_p = args.get("initial_process")
# trying to parse the syntax
parseSyntax(processDescription)
# here comes the critical section: creating the Scheduler environmet including Singletons.
try:
# generate scheduler
scheduler = SchedulerFactory.getScheduler(str(strategy),
quantum=quantum,
timeslice=ts)
# run scheduler
scheduler.initialize(init_p)
scheduler.run()
# generate JSON
json_result = JsonSerializer().generateData()
except Exception as e:
# pass the exceptions to the api - it will translate it to json-requests
raise e
finally:
# we make sure that even after an exception, all Singletons get destroyed.
ProcessManager._drop()
SystemTimer._drop()
return json_result, 200
def tearDown(self):
ProcessManager._drop()
SystemTimer._drop()
def tearDown(self):
# cleanup process manager instances
ProcessManager._drop()
SystemTimer._drop()
def tearDown(self):
#clean all processes
ProcessManager._drop()
SystemTimer._drop()
def tearDown(self):
SystemTimer._drop()
ProcessManager._drop()
def tearDown(self):
# because the timer class is implemented as Singleton, we have weird side effects
# while unittesting. So we need un-register every listener after a run.
self.stimer.unregisterAll()
# ...hmm.. just to make sure, drop the SystemTimer instance
SystemTimer._drop()
