List of usage examples for org.springframework.statemachine.state State getId
S getId();
From source file:ru.asmsoft.p2p.fsm.NodeStateMachineListener.java
@Override public void stateChanged(State<NodeStates, NodeEvents> from, State<NodeStates, NodeEvents> to) { logger.info("State changed from [{}] to [{}]", (from != null ? from.getId() : "null"), (to != null ? to.getId() : "null")); }
From source file:demo.web.StateMachineController.java
@PostConstruct public void setup() { stateMachine.addStateListener(new StateMachineListenerAdapter<States, Events>() { @Override//from w ww . j av a2 s . co m public void stateEntered(State<States, Events> state) { StateMachineMessage message = new StateMachineMessage(); message.setMessage("Enter state " + state.getId().toString()); simpMessagingTemplate.convertAndSend("/topic/sm.message", message); } @Override public void stateExited(State<States, Events> state) { StateMachineMessage message = new StateMachineMessage(); message.setMessage("Exit state " + state.getId().toString()); simpMessagingTemplate.convertAndSend("/topic/sm.message", message); } @Override public void stateChanged(State<States, Events> from, State<States, Events> to) { Map<Object, Object> variables = stateMachine.getExtendedState().getVariables(); ArrayList<StateMachineEvent> list = new ArrayList<StateMachineEvent>(); for (States state : stateMachine.getState().getIds()) { list.add(new StateMachineEvent(state.toString())); } simpMessagingTemplate.convertAndSend("/topic/sm.states", list); simpMessagingTemplate.convertAndSend("/topic/sm.variables", variables); } @Override public void transitionEnded(Transition<States, Events> transition) { if (transition != null && transition.getKind() == TransitionKind.INTERNAL) { Map<Object, Object> variables = stateMachine.getExtendedState().getVariables(); simpMessagingTemplate.convertAndSend("/topic/sm.variables", variables); } } @Override public void stateMachineError(StateMachine<States, Events> stateMachine, Exception exception) { handleStateMachineError(new StateMachineException("Received error from machine", exception)); } }); stateMachineEnsemble.addEnsembleListener(new EnsembleListenerAdapter<States, Events>() { @Override public void ensembleLeaderGranted(StateMachine<States, Events> stateMachine) { StateMachineMessage message = new StateMachineMessage(); message.setMessage("Leader granted " + stateMachine.getUuid().toString()); simpMessagingTemplate.convertAndSend("/topic/sm.message", message); } @Override public void ensembleLeaderRevoked(StateMachine<States, Events> stateMachine) { StateMachineMessage message = new StateMachineMessage(); message.setMessage("Leader revoked " + stateMachine.getUuid().toString()); simpMessagingTemplate.convertAndSend("/topic/sm.message", message); } }); }
From source file:com.netflix.genie.agent.execution.statemachine.StateMachineAutoConfigurationTest.java
private void cancelJobAfterEnteringState(final States targetState) { this.sm.getStateMachineAccessor().doWithAllRegions(function -> function .addStateMachineInterceptor(new StateMachineInterceptorAdapter<States, Events>() { @Override/*ww w .j a v a2s . c om*/ public void postStateChange(final State<States, Events> state, final Message<Events> message, final Transition<States, Events> transition, final StateMachine<States, Events> stateMachine) { log.info("Sending event {} after transitioning to state: {}", Events.CANCEL_JOB_LAUNCH, targetState); if (state.getId() == targetState) { stateMachine.sendEvent(Events.CANCEL_JOB_LAUNCH); } } })); }
From source file:com.netflix.genie.agent.execution.statemachine.StateMachineAutoConfigurationTest.java
private void cancelJobBeforeEnteringState(final States targetState) { this.sm.getStateMachineAccessor().doWithAllRegions(function -> function .addStateMachineInterceptor(new StateMachineInterceptorAdapter<States, Events>() { @Override/* w w w. j av a 2 s . com*/ public void preStateChange(final State<States, Events> state, final Message<Events> message, final Transition<States, Events> transition, final StateMachine<States, Events> stateMachine) { log.info("Sending event {} before transitioning to state: {}", Events.CANCEL_JOB_LAUNCH, targetState); if (state.getId() == targetState) { stateMachine.sendEvent(Events.CANCEL_JOB_LAUNCH); } } })); }
From source file:org.springframework.statemachine.support.AbstractStateMachine.java
@Override public String toString() { ArrayList<State<S, E>> all = new ArrayList<State<S, E>>(); for (State<S, E> s : states) { all.addAll(s.getStates());/*from w ww .j a v a2s . c om*/ } StringBuilder buf = new StringBuilder(); for (State<S, E> s : all) { buf.append(s.getId() + " "); } buf.append(" / "); if (currentState != null) { buf.append(StringUtils.collectionToCommaDelimitedString(currentState.getIds())); } buf.append(" / uuid="); buf.append(uuid); buf.append(" / id="); buf.append(id); return buf.toString(); }
From source file:org.springframework.statemachine.support.AbstractStateMachine.java
@Override public void resetStateMachine(StateMachineContext<S, E> stateMachineContext) { // TODO: this function needs a serious rewrite if (stateMachineContext == null) { log.info("Got null context, resetting to initial state and clearing extended state"); currentState = initialState;/*www . j ava 2 s . c o m*/ extendedState.getVariables().clear(); return; } if (log.isDebugEnabled()) { log.debug("Request to reset state machine: stateMachine=[" + this + "] stateMachineContext=[" + stateMachineContext + "]"); } setId(stateMachineContext.getId()); S state = stateMachineContext.getState(); boolean stateSet = false; // handle state reset for (State<S, E> s : getStates()) { for (State<S, E> ss : s.getStates()) { if (state != null && ss.getIds().contains(state)) { currentState = s; // setting lastState here is needed for restore lastState = currentState; // TODO: not sure about starting submachine/regions here, though // needed if we only transit to super state or reset regions if (s.isSubmachineState()) { StateMachine<S, E> submachine = ((AbstractState<S, E>) s).getSubmachine(); for (final StateMachineContext<S, E> child : stateMachineContext.getChilds()) { submachine.getStateMachineAccessor() .doWithRegion(new StateMachineFunction<StateMachineAccess<S, E>>() { @Override public void apply(StateMachineAccess<S, E> function) { function.resetStateMachine(child); } }); } submachine.start(); } else if (s.isOrthogonal() && stateMachineContext.getChilds() != null) { Collection<Region<S, E>> regions = ((AbstractState<S, E>) s).getRegions(); for (Region<S, E> region : regions) { for (final StateMachineContext<S, E> child : stateMachineContext.getChilds()) { ((StateMachine<S, E>) region).getStateMachineAccessor() .doWithRegion(new StateMachineFunction<StateMachineAccess<S, E>>() { @Override public void apply(StateMachineAccess<S, E> function) { function.resetStateMachine(child); } }); } } for (Region<S, E> region : regions) { region.start(); } } if (log.isDebugEnabled()) { log.debug("State reseted: stateMachine=[" + this + "] stateMachineContext=[" + stateMachineContext + "]"); } stateSet = true; break; } else if (!stateMachineContext.getChilds().isEmpty()) { // we're here because root machine only have regions if (s.isOrthogonal()) { Collection<Region<S, E>> regions = ((AbstractState<S, E>) s).getRegions(); for (Region<S, E> region : regions) { for (final StateMachineContext<S, E> child : stateMachineContext.getChilds()) { ((StateMachine<S, E>) region).getStateMachineAccessor() .doWithRegion(new StateMachineFunction<StateMachineAccess<S, E>>() { @Override public void apply(StateMachineAccess<S, E> function) { function.resetStateMachine(child); } }); } } for (Region<S, E> region : regions) { region.start(); } } } } if (stateSet) { break; } } // handle history reset here as above state reset loop breaks out if (history != null && stateMachineContext.getHistoryStates() != null) { // setting history for 'this' machine State<S, E> h = null; for (State<S, E> hh : getStates()) { if (hh.getId().equals(stateMachineContext.getHistoryStates().get(null))) { h = hh; break; } } if (h != null) { ((HistoryPseudoState<S, E>) history).setState(h); } } for (State<S, E> s : getStates()) { // setting history for 'submachines' if (s.isSubmachineState()) { StateMachine<S, E> submachine = ((AbstractState<S, E>) s).getSubmachine(); PseudoState<S, E> submachineHistory = ((AbstractStateMachine<S, E>) submachine).getHistoryState(); if (submachineHistory != null) { State<S, E> h = null; for (State<S, E> hh : submachine.getStates()) { if (hh.getId().equals(stateMachineContext.getHistoryStates().get(s.getId()))) { h = hh; break; } } if (h != null) { ((HistoryPseudoState<S, E>) submachineHistory).setState(h); } } } } if (stateSet && stateMachineContext.getExtendedState() != null) { this.extendedState = stateMachineContext.getExtendedState(); } }
From source file:org.springframework.statemachine.test.StateMachineTestPlan.java
/** * Run test plan.//from w w w .j a v a2 s .c o m * * @throws Exception the exception */ public void test() throws Exception { Map<StateMachine<S, E>, LatchStateMachineListener<S, E>> listeners = new HashMap<StateMachine<S, E>, LatchStateMachineListener<S, E>>(); for (StateMachine<S, E> stateMachine : stateMachines.values()) { LatchStateMachineListener<S, E> listener = new LatchStateMachineListener<S, E>(); listeners.put(stateMachine, listener); stateMachine.addStateListener(listener); } log.info("Running test plan for machines " + StringUtils.collectionToCommaDelimitedString(stateMachines.values())); int stepCounter = 0; for (StateMachineTestPlanStep<S, E> step : steps) { log.info("Running test plan step " + stepCounter++); for (LatchStateMachineListener<S, E> listener : listeners.values()) { listener.reset(step.expectStateChanged != null ? step.expectStateChanged : 0, step.expectStateEntered != null ? step.expectStateEntered : 0, step.expectStateExited != null ? step.expectStateExited : 0, step.expectEventNotAccepted != null ? step.expectEventNotAccepted : 0, step.expectTransition != null ? step.expectTransition : 0, step.expectTransitionStarted != null ? step.expectTransitionStarted : 0, step.expectTransitionEnded != null ? step.expectTransitionEnded : 0, step.expectStateMachineStarted != null ? step.expectStateMachineStarted : 0, step.expectStateMachineStopped != null ? step.expectStateMachineStopped : 0, step.expectExtendedStateChanged != null ? step.expectExtendedStateChanged : 0); } // need to call start here, ok to call from all steps for (StateMachine<S, E> stateMachine : stateMachines.values()) { stateMachine.start(); } if (step.expectStateMachineStarted != null) { for (Entry<StateMachine<S, E>, LatchStateMachineListener<S, E>> entry : listeners.entrySet()) { assertThat( "StateMachineStarted Await not matched for machine " + entry.getKey(), entry.getValue() .getStateMachineStartedLatch().await(defaultAwaitTime, TimeUnit.SECONDS), is(true)); assertThat("StateMachineStarted count not matched for machine " + entry.getKey(), entry.getValue().getStateMachineStarted().size(), is(step.expectStateMachineStarted)); } } if (!step.sendEvent.isEmpty()) { ArrayList<StateMachine<S, E>> sendVia = new ArrayList<StateMachine<S, E>>(); if (step.sendEventMachineId != null) { sendVia.add(stateMachines.get(step.sendEventMachineId)); } else if (step.sendEventToAll) { sendVia.addAll(stateMachines.values()); } else { sendVia.add(stateMachines.values().iterator().next()); } assertThat("Error finding machine to send via", sendVia, not(empty())); if (!step.sendEventParallel) { for (StateMachine<S, E> machine : sendVia) { for (E event : step.sendEvent) { log.info("Sending test event " + event + " via machine " + machine); machine.sendEvent(event); } } } else { for (E event : step.sendEvent) { sendEventParallel(sendVia, event); } } } else if (!step.sendMessage.isEmpty()) { ArrayList<StateMachine<S, E>> sendVia = new ArrayList<StateMachine<S, E>>(); if (step.sendEventMachineId != null) { sendVia.add(stateMachines.get(step.sendEventMachineId)); } else if (step.sendEventToAll) { sendVia.addAll(stateMachines.values()); } else { sendVia.add(stateMachines.values().iterator().next()); } assertThat("Error finding machine to send via", sendVia, not(empty())); for (StateMachine<S, E> machine : sendVia) { for (Message<E> event : step.sendMessage) { log.info("Sending test event " + event + " via machine " + machine); machine.sendEvent(event); } } } if (step.expectStateChanged != null) { for (Entry<StateMachine<S, E>, LatchStateMachineListener<S, E>> entry : listeners.entrySet()) { assertThat("StateChanged Await not matched for machine " + entry.getKey(), entry.getValue().getStateChangedLatch().await(defaultAwaitTime, TimeUnit.SECONDS), is(true)); assertThat("StateChanged count not matched for machine " + entry.getKey(), entry.getValue().getStateChanged().size(), is(step.expectStateChanged)); } } if (step.expectStateEntered != null) { for (LatchStateMachineListener<S, E> listener : listeners.values()) { assertThat(listener.getStateEnteredLatch().await(defaultAwaitTime, TimeUnit.SECONDS), is(true)); assertThat(listener.getStateEntered().size(), is(step.expectStateEntered)); } } if (step.expectStateExited != null) { for (LatchStateMachineListener<S, E> listener : listeners.values()) { assertThat(listener.getStateExitedLatch().await(defaultAwaitTime, TimeUnit.SECONDS), is(true)); assertThat(listener.getStateExited().size(), is(step.expectStateExited)); } } if (step.expectEventNotAccepted != null) { for (LatchStateMachineListener<S, E> listener : listeners.values()) { assertThat(listener.getEventNotAcceptedLatch().await(defaultAwaitTime, TimeUnit.SECONDS), is(true)); assertThat(listener.getEventNotAccepted().size(), is(step.expectEventNotAccepted)); } } if (step.expectTransition != null) { for (LatchStateMachineListener<S, E> listener : listeners.values()) { assertThat(listener.getTransitionLatch().await(defaultAwaitTime, TimeUnit.SECONDS), is(true)); assertThat(listener.getTransition().size(), is(step.expectTransition)); } } if (step.expectTransitionStarted != null) { for (LatchStateMachineListener<S, E> listener : listeners.values()) { assertThat(listener.getTransitionStartedLatch().await(defaultAwaitTime, TimeUnit.SECONDS), is(true)); assertThat(listener.getTransitionStarted().size(), is(step.expectTransitionStarted)); } } if (step.expectTransitionEnded != null) { for (LatchStateMachineListener<S, E> listener : listeners.values()) { assertThat(listener.getTransitionEndedLatch().await(defaultAwaitTime, TimeUnit.SECONDS), is(true)); assertThat(listener.getTransitionEnded().size(), is(step.expectTransitionEnded)); } } if (step.expectStateMachineStopped != null) { for (LatchStateMachineListener<S, E> listener : listeners.values()) { assertThat(listener.getStateMachineStoppedLatch().await(defaultAwaitTime, TimeUnit.SECONDS), is(true)); assertThat(listener.getStateMachineStopped().size(), is(step.expectStateMachineStopped)); } } if (!step.expectStates.isEmpty()) { for (StateMachine<S, E> stateMachine : stateMachines.values()) { assertThat(stateMachine.getState(), notNullValue()); Collection<Matcher<? super S>> itemMatchers = new ArrayList<Matcher<? super S>>(); for (S expectState : step.expectStates) { itemMatchers.add(is(expectState)); } assertThat(stateMachine.getState().getIds(), containsInAnyOrder(itemMatchers)); } } if (!step.expectStatesEntrered.isEmpty()) { for (LatchStateMachineListener<S, E> listener : listeners.values()) { Collection<S> states = new ArrayList<S>(); for (State<S, E> s : listener.getStateEntered()) { states.add(s.getId()); } assertThat(step.expectStatesEntrered, contains(states.toArray())); } } if (!step.expectStatesExited.isEmpty()) { for (LatchStateMachineListener<S, E> listener : listeners.values()) { Collection<S> states = new ArrayList<S>(); for (State<S, E> s : listener.getStateExited()) { states.add(s.getId()); } assertThat(step.expectStatesExited, contains(states.toArray())); } } if (step.expectExtendedStateChanged != null) { for (LatchStateMachineListener<S, E> listener : listeners.values()) { assertThat(listener.getExtendedStateChangedLatch().await(defaultAwaitTime, TimeUnit.SECONDS), is(true)); assertThat(listener.getExtendedStateChanged().size(), is(step.expectExtendedStateChanged)); } } if (!step.expectVariableKeys.isEmpty()) { for (StateMachine<S, E> stateMachine : stateMachines.values()) { Map<Object, Object> variables = stateMachine.getExtendedState().getVariables(); for (Object key : step.expectVariableKeys) { assertThat("Key " + key + " doesn't exist in extended state variables", variables.containsKey(key), is(true)); } } } if (!step.expectVariables.isEmpty()) { for (StateMachine<S, E> stateMachine : stateMachines.values()) { Map<Object, Object> variables = stateMachine.getExtendedState().getVariables(); for (Entry<Object, Object> entry : step.expectVariables.entrySet()) { assertThat("Key " + entry.getKey() + " doesn't exist in extended state variables", variables.containsKey(entry.getKey()), is(true)); assertThat("Variable " + entry.getKey() + " doesn't match in extended state variables", variables.get(entry.getKey()), is(entry.getValue())); } } } } }