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Joeri Exelmans 2024-11-28 23:47:19 +01:00
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"""Implementation of statechart water_level_simulator.
Generated by itemis CREATE code generator.
"""
import queue
import sys, os
sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), '../lib')))
from yakindu.rx import Observable
class WaterLevelSimulator:
"""Implementation of the state machine WaterLevelSimulator.
"""
class State:
""" State Enum
"""
(
main_region_o,
main_region_or1no_flow,
main_region_or1low_flow,
main_region_or1b_no_flow,
main_region_or1b_high_flow,
main_region_or2sensor_good,
main_region_or2sensor_broken,
main_region_or3d,
null_state
) = range(9)
def __init__(self):
""" Declares all necessary variables including list of states, histories etc.
"""
self.open_flow = None
self.open_flow_value = None
self.close_flow = None
self.close_flow_value = None
self.toggle_sensor_broken = None
self.real_water_level = None
self.real_water_level_value = None
self.real_water_level_observable = Observable()
self.sensor_reading = None
self.sensor_reading_value = None
self.sensor_reading_observable = Observable()
self.__internal_event_queue = queue.Queue()
self.in_event_queue = queue.Queue()
self.LOW = 0
self.HIGH = 1
self.LOW_LVL = 500
self.HIGH_LVL = 1500
self.FLOW_RATE = 50
self.__water_level = None
self.water_lvl_changed = None
# enumeration of all states:
self.__State = WaterLevelSimulator.State
self.__state_conf_vector_changed = None
self.__state_vector = [None] * 4
for __state_index in range(4):
self.__state_vector[__state_index] = self.State.null_state
# for timed statechart:
self.timer_service = None
self.__time_events = [None] * 2
# initializations:
#Default init sequence for statechart WaterLevelSimulator
self.__water_level = self.LOW_LVL
self.__is_executing = False
self.__state_conf_vector_position = None
def is_active(self):
"""Checks if the state machine is active.
"""
return self.__state_vector[0] is not self.__State.null_state or self.__state_vector[1] is not self.__State.null_state or self.__state_vector[2] is not self.__State.null_state or self.__state_vector[3] is not self.__State.null_state
def is_final(self):
"""Checks if the statemachine is final.
Always returns 'false' since this state machine can never become final.
"""
return False
def is_state_active(self, state):
"""Checks if the state is currently active.
"""
s = state
if s == self.__State.main_region_o:
return (self.__state_vector[0] >= self.__State.main_region_o)\
and (self.__state_vector[0] <= self.__State.main_region_or3d)
if s == self.__State.main_region_or1no_flow:
return self.__state_vector[0] == self.__State.main_region_or1no_flow
if s == self.__State.main_region_or1low_flow:
return self.__state_vector[0] == self.__State.main_region_or1low_flow
if s == self.__State.main_region_or1b_no_flow:
return self.__state_vector[1] == self.__State.main_region_or1b_no_flow
if s == self.__State.main_region_or1b_high_flow:
return self.__state_vector[1] == self.__State.main_region_or1b_high_flow
if s == self.__State.main_region_or2sensor_good:
return self.__state_vector[2] == self.__State.main_region_or2sensor_good
if s == self.__State.main_region_or2sensor_broken:
return self.__state_vector[2] == self.__State.main_region_or2sensor_broken
if s == self.__State.main_region_or3d:
return self.__state_vector[3] == self.__State.main_region_or3d
return False
def time_elapsed(self, event_id):
"""Add time events to in event queue
"""
if event_id in range(2):
self.in_event_queue.put(lambda: self.raise_time_event(event_id))
self.run_cycle()
def raise_time_event(self, event_id):
"""Raise timed events using the event_id.
"""
self.__time_events[event_id] = True
def __execute_queued_event(self, func):
func()
def __get_next_event(self):
if not self.__internal_event_queue.empty():
return self.__internal_event_queue.get()
if not self.in_event_queue.empty():
return self.in_event_queue.get()
return None
def raise_water_lvl_changed(self):
"""Raise method for event water_lvl_changed.
"""
self.__internal_event_queue.put(self.__raise_water_lvl_changed_call)
def __raise_water_lvl_changed_call(self):
"""Raise callback for event water_lvl_changed.
"""
self.water_lvl_changed = True
def raise_open_flow(self, value):
"""Raise method for event open_flow.
"""
self.in_event_queue.put(lambda: self.__raise_open_flow_call(value))
self.run_cycle()
def __raise_open_flow_call(self, value):
"""Raise callback for event open_flow.
"""
self.open_flow = True
self.open_flow_value = value
def raise_close_flow(self, value):
"""Raise method for event close_flow.
"""
self.in_event_queue.put(lambda: self.__raise_close_flow_call(value))
self.run_cycle()
def __raise_close_flow_call(self, value):
"""Raise callback for event close_flow.
"""
self.close_flow = True
self.close_flow_value = value
def raise_toggle_sensor_broken(self):
"""Raise method for event toggle_sensor_broken.
"""
self.in_event_queue.put(self.__raise_toggle_sensor_broken_call)
self.run_cycle()
def __raise_toggle_sensor_broken_call(self):
"""Raise callback for event toggle_sensor_broken.
"""
self.toggle_sensor_broken = True
def __entry_action_main_region_o_r1_low_flow(self):
"""Entry action for state 'LowFlow'..
"""
#Entry action for state 'LowFlow'.
self.timer_service.set_timer(self, 0, 100, False)
def __entry_action_main_region_o_r1b_high_flow(self):
"""Entry action for state 'HighFlow'..
"""
#Entry action for state 'HighFlow'.
self.timer_service.set_timer(self, 1, 100, False)
def __entry_action_main_region_o_r3_d(self):
"""Entry action for state 'D'..
"""
#Entry action for state 'D'.
self.real_water_level_observable.next(self.__water_level)
self.sensor_reading_observable.next(99000 if (self.__state_vector[2] == self.State.main_region_or2sensor_broken) else self.__water_level)
def __exit_action_main_region_o_r1_low_flow(self):
"""Exit action for state 'LowFlow'..
"""
#Exit action for state 'LowFlow'.
self.timer_service.unset_timer(self, 0)
def __exit_action_main_region_o_r1b_high_flow(self):
"""Exit action for state 'HighFlow'..
"""
#Exit action for state 'HighFlow'.
self.timer_service.unset_timer(self, 1)
def __enter_sequence_main_region_o_default(self):
"""'default' enter sequence for state O.
"""
#'default' enter sequence for state O
self.__enter_sequence_main_region_o_r1_default()
self.__enter_sequence_main_region_o_r1b_default()
self.__enter_sequence_main_region_o_r2_default()
self.__enter_sequence_main_region_o_r3_default()
def __enter_sequence_main_region_o_r1_no_flow_default(self):
"""'default' enter sequence for state NoFlow.
"""
#'default' enter sequence for state NoFlow
self.__state_vector[0] = self.State.main_region_or1no_flow
self.__state_conf_vector_position = 0
self.__state_conf_vector_changed = True
def __enter_sequence_main_region_o_r1_low_flow_default(self):
"""'default' enter sequence for state LowFlow.
"""
#'default' enter sequence for state LowFlow
self.__entry_action_main_region_o_r1_low_flow()
self.__state_vector[0] = self.State.main_region_or1low_flow
self.__state_conf_vector_position = 0
self.__state_conf_vector_changed = True
def __enter_sequence_main_region_o_r1b_no_flow_default(self):
"""'default' enter sequence for state NoFlow.
"""
#'default' enter sequence for state NoFlow
self.__state_vector[1] = self.State.main_region_or1b_no_flow
self.__state_conf_vector_position = 1
self.__state_conf_vector_changed = True
def __enter_sequence_main_region_o_r1b_high_flow_default(self):
"""'default' enter sequence for state HighFlow.
"""
#'default' enter sequence for state HighFlow
self.__entry_action_main_region_o_r1b_high_flow()
self.__state_vector[1] = self.State.main_region_or1b_high_flow
self.__state_conf_vector_position = 1
self.__state_conf_vector_changed = True
def __enter_sequence_main_region_o_r2_sensor_good_default(self):
"""'default' enter sequence for state SensorGood.
"""
#'default' enter sequence for state SensorGood
self.__state_vector[2] = self.State.main_region_or2sensor_good
self.__state_conf_vector_position = 2
self.__state_conf_vector_changed = True
def __enter_sequence_main_region_o_r2_sensor_broken_default(self):
"""'default' enter sequence for state SensorBroken.
"""
#'default' enter sequence for state SensorBroken
self.__state_vector[2] = self.State.main_region_or2sensor_broken
self.__state_conf_vector_position = 2
self.__state_conf_vector_changed = True
def __enter_sequence_main_region_o_r3_d_default(self):
"""'default' enter sequence for state D.
"""
#'default' enter sequence for state D
self.__entry_action_main_region_o_r3_d()
self.__state_vector[3] = self.State.main_region_or3d
self.__state_conf_vector_position = 3
self.__state_conf_vector_changed = True
def __enter_sequence_main_region_default(self):
"""'default' enter sequence for region main region.
"""
#'default' enter sequence for region main region
self.__react_main_region__entry_default()
def __enter_sequence_main_region_o_r1_default(self):
"""'default' enter sequence for region r1.
"""
#'default' enter sequence for region r1
self.__react_main_region_o_r1__entry_default()
def __enter_sequence_main_region_o_r1b_default(self):
"""'default' enter sequence for region r1b.
"""
#'default' enter sequence for region r1b
self.__react_main_region_o_r1b__entry_default()
def __enter_sequence_main_region_o_r2_default(self):
"""'default' enter sequence for region r2.
"""
#'default' enter sequence for region r2
self.__react_main_region_o_r2__entry_default()
def __enter_sequence_main_region_o_r3_default(self):
"""'default' enter sequence for region r3.
"""
#'default' enter sequence for region r3
self.__react_main_region_o_r3__entry_default()
def __exit_sequence_main_region_o_r1_no_flow(self):
"""Default exit sequence for state NoFlow.
"""
#Default exit sequence for state NoFlow
self.__state_vector[0] = self.State.main_region_o
self.__state_conf_vector_position = 0
def __exit_sequence_main_region_o_r1_low_flow(self):
"""Default exit sequence for state LowFlow.
"""
#Default exit sequence for state LowFlow
self.__state_vector[0] = self.State.main_region_o
self.__state_conf_vector_position = 0
self.__exit_action_main_region_o_r1_low_flow()
def __exit_sequence_main_region_o_r1b_no_flow(self):
"""Default exit sequence for state NoFlow.
"""
#Default exit sequence for state NoFlow
self.__state_vector[1] = self.State.main_region_o
self.__state_conf_vector_position = 1
def __exit_sequence_main_region_o_r1b_high_flow(self):
"""Default exit sequence for state HighFlow.
"""
#Default exit sequence for state HighFlow
self.__state_vector[1] = self.State.main_region_o
self.__state_conf_vector_position = 1
self.__exit_action_main_region_o_r1b_high_flow()
def __exit_sequence_main_region_o_r2_sensor_good(self):
"""Default exit sequence for state SensorGood.
"""
#Default exit sequence for state SensorGood
self.__state_vector[2] = self.State.main_region_o
self.__state_conf_vector_position = 2
def __exit_sequence_main_region_o_r2_sensor_broken(self):
"""Default exit sequence for state SensorBroken.
"""
#Default exit sequence for state SensorBroken
self.__state_vector[2] = self.State.main_region_o
self.__state_conf_vector_position = 2
def __exit_sequence_main_region_o_r3_d(self):
"""Default exit sequence for state D.
"""
#Default exit sequence for state D
self.__state_vector[3] = self.State.main_region_o
self.__state_conf_vector_position = 3
def __exit_sequence_main_region(self):
"""Default exit sequence for region main region.
"""
#Default exit sequence for region main region
state = self.__state_vector[0]
if state == self.State.main_region_or1no_flow:
self.__exit_sequence_main_region_o_r1_no_flow()
elif state == self.State.main_region_or1low_flow:
self.__exit_sequence_main_region_o_r1_low_flow()
state = self.__state_vector[1]
if state == self.State.main_region_or1b_no_flow:
self.__exit_sequence_main_region_o_r1b_no_flow()
elif state == self.State.main_region_or1b_high_flow:
self.__exit_sequence_main_region_o_r1b_high_flow()
state = self.__state_vector[2]
if state == self.State.main_region_or2sensor_good:
self.__exit_sequence_main_region_o_r2_sensor_good()
elif state == self.State.main_region_or2sensor_broken:
self.__exit_sequence_main_region_o_r2_sensor_broken()
state = self.__state_vector[3]
if state == self.State.main_region_or3d:
self.__exit_sequence_main_region_o_r3_d()
def __react_main_region_o_r1__entry_default(self):
"""Default react sequence for initial entry .
"""
#Default react sequence for initial entry
self.__enter_sequence_main_region_o_r1_no_flow_default()
def __react_main_region_o_r1b__entry_default(self):
"""Default react sequence for initial entry .
"""
#Default react sequence for initial entry
self.__enter_sequence_main_region_o_r1b_no_flow_default()
def __react_main_region_o_r2__entry_default(self):
"""Default react sequence for initial entry .
"""
#Default react sequence for initial entry
self.__enter_sequence_main_region_o_r2_sensor_good_default()
def __react_main_region_o_r3__entry_default(self):
"""Default react sequence for initial entry .
"""
#Default react sequence for initial entry
self.__enter_sequence_main_region_o_r3_d_default()
def __react_main_region__entry_default(self):
"""Default react sequence for initial entry .
"""
#Default react sequence for initial entry
self.__enter_sequence_main_region_o_default()
def __react(self, transitioned_before):
"""Implementation of __react function.
"""
#State machine reactions.
return transitioned_before
def __main_region_o_react(self, transitioned_before):
"""Implementation of __main_region_o_react function.
"""
#The reactions of state O.
return self.__react(transitioned_before)
def __main_region_o_r1_no_flow_react(self, transitioned_before):
"""Implementation of __main_region_o_r1_no_flow_react function.
"""
#The reactions of state NoFlow.
transitioned_after = self.__main_region_o_react(transitioned_before)
if transitioned_after < 0:
if (self.open_flow) and (self.open_flow_value == self.LOW):
self.__exit_sequence_main_region_o_r1_no_flow()
self.__enter_sequence_main_region_o_r1_low_flow_default()
transitioned_after = 0
return transitioned_after
def __main_region_o_r1_low_flow_react(self, transitioned_before):
"""Implementation of __main_region_o_r1_low_flow_react function.
"""
#The reactions of state LowFlow.
transitioned_after = self.__main_region_o_react(transitioned_before)
if transitioned_after < 0:
if (self.close_flow) and (self.close_flow_value == self.LOW):
self.__exit_sequence_main_region_o_r1_low_flow()
self.__enter_sequence_main_region_o_r1_no_flow_default()
transitioned_after = 0
elif (self.__time_events[0]) and (self.__water_level > self.LOW_LVL):
self.__exit_sequence_main_region_o_r1_low_flow()
self.__water_level = (((((self.__water_level * 5) + self.LOW_LVL)) / 6) - 1)
self.raise_water_lvl_changed()
self.__time_events[0] = False
self.__enter_sequence_main_region_o_r1_low_flow_default()
transitioned_after = 0
return transitioned_after
def __main_region_o_r1b_no_flow_react(self, transitioned_before):
"""Implementation of __main_region_o_r1b_no_flow_react function.
"""
#The reactions of state NoFlow.
transitioned_after = transitioned_before
if transitioned_after < 1:
if (self.open_flow) and (self.open_flow_value == self.HIGH):
self.__exit_sequence_main_region_o_r1b_no_flow()
self.__enter_sequence_main_region_o_r1b_high_flow_default()
transitioned_after = 1
return transitioned_after
def __main_region_o_r1b_high_flow_react(self, transitioned_before):
"""Implementation of __main_region_o_r1b_high_flow_react function.
"""
#The reactions of state HighFlow.
transitioned_after = transitioned_before
if transitioned_after < 1:
if (self.close_flow) and (self.close_flow_value == self.HIGH):
self.__exit_sequence_main_region_o_r1b_high_flow()
self.__enter_sequence_main_region_o_r1b_no_flow_default()
transitioned_after = 1
elif (self.__time_events[1]) and (self.__water_level < self.HIGH_LVL):
self.__exit_sequence_main_region_o_r1b_high_flow()
self.__water_level = (((((self.__water_level * 5) + self.HIGH_LVL)) / 6) + 1)
self.raise_water_lvl_changed()
self.__time_events[1] = False
self.__enter_sequence_main_region_o_r1b_high_flow_default()
transitioned_after = 1
return transitioned_after
def __main_region_o_r2_sensor_good_react(self, transitioned_before):
"""Implementation of __main_region_o_r2_sensor_good_react function.
"""
#The reactions of state SensorGood.
transitioned_after = transitioned_before
if transitioned_after < 2:
if self.toggle_sensor_broken:
self.__exit_sequence_main_region_o_r2_sensor_good()
self.raise_water_lvl_changed()
self.__enter_sequence_main_region_o_r2_sensor_broken_default()
transitioned_after = 2
return transitioned_after
def __main_region_o_r2_sensor_broken_react(self, transitioned_before):
"""Implementation of __main_region_o_r2_sensor_broken_react function.
"""
#The reactions of state SensorBroken.
transitioned_after = transitioned_before
if transitioned_after < 2:
if self.toggle_sensor_broken:
self.__exit_sequence_main_region_o_r2_sensor_broken()
self.raise_water_lvl_changed()
self.__enter_sequence_main_region_o_r2_sensor_good_default()
transitioned_after = 2
return transitioned_after
def __main_region_o_r3_d_react(self, transitioned_before):
"""Implementation of __main_region_o_r3_d_react function.
"""
#The reactions of state D.
transitioned_after = transitioned_before
if transitioned_after < 3:
if self.water_lvl_changed:
self.__exit_sequence_main_region_o_r3_d()
self.__enter_sequence_main_region_o_r3_d_default()
transitioned_after = 3
return transitioned_after
def __clear_in_events(self):
"""Implementation of __clear_in_events function.
"""
self.open_flow = False
self.close_flow = False
self.toggle_sensor_broken = False
self.__time_events[0] = False
self.__time_events[1] = False
def __clear_internal_events(self):
"""Implementation of __clear_internal_events function.
"""
self.water_lvl_changed = False
def __micro_step(self):
"""Implementation of __micro_step function.
"""
transitioned = -1
self.__state_conf_vector_position = 0
state = self.__state_vector[0]
if state == self.State.main_region_or1no_flow:
transitioned = self.__main_region_o_r1_no_flow_react(transitioned)
elif state == self.State.main_region_or1low_flow:
transitioned = self.__main_region_o_r1_low_flow_react(transitioned)
if self.__state_conf_vector_position < 1:
state = self.__state_vector[1]
if state == self.State.main_region_or1b_no_flow:
transitioned = self.__main_region_o_r1b_no_flow_react(transitioned)
elif state == self.State.main_region_or1b_high_flow:
transitioned = self.__main_region_o_r1b_high_flow_react(transitioned)
if self.__state_conf_vector_position < 2:
state = self.__state_vector[2]
if state == self.State.main_region_or2sensor_good:
transitioned = self.__main_region_o_r2_sensor_good_react(transitioned)
elif state == self.State.main_region_or2sensor_broken:
transitioned = self.__main_region_o_r2_sensor_broken_react(transitioned)
if self.__state_conf_vector_position < 3:
state = self.__state_vector[3]
if state == self.State.main_region_or3d:
self.__main_region_o_r3_d_react(transitioned)
def run_cycle(self):
"""Implementation of run_cycle function.
"""
#Performs a 'run to completion' step.
if self.timer_service is None:
raise ValueError('Timer service must be set.')
if self.__is_executing:
return
self.__is_executing = True
next_event = self.__get_next_event()
if next_event is not None:
self.__execute_queued_event(next_event)
condition_0 = True
while condition_0:
self.__micro_step()
self.__clear_in_events()
self.__clear_internal_events()
condition_0 = False
next_event = self.__get_next_event()
if next_event is not None:
self.__execute_queued_event(next_event)
condition_0 = True
self.__is_executing = False
def enter(self):
"""Implementation of enter function.
"""
#Activates the state machine.
if self.timer_service is None:
raise ValueError('Timer service must be set.')
if self.__is_executing:
return
self.__is_executing = True
#Default enter sequence for statechart WaterLevelSimulator
self.__enter_sequence_main_region_default()
self.__is_executing = False
def exit(self):
"""Implementation of exit function.
"""
#Deactivates the state machine.
if self.__is_executing:
return
self.__is_executing = True
#Default exit sequence for statechart WaterLevelSimulator
self.__exit_sequence_main_region()
self.__state_vector[0] = self.State.null_state
self.__state_vector[1] = self.State.null_state
self.__state_vector[2] = self.State.null_state
self.__state_vector[3] = self.State.null_state
self.__state_conf_vector_position = 3
self.__is_executing = False
def trigger_without_event(self):
"""Implementation of triggerWithoutEvent function.
"""
self.run_cycle()