src/main/java/com/amazonaws/services/simpleworkflow/flow/worker/ActivityDecisionStateMachine.java [47:74]:
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        default:
            return null;
        }
    }

    @Override
    public void handleDecisionTaskStartedEvent() {
        switch (state) {
        case CANCELED_AFTER_INITIATED:
            stateHistory.add("handleDecisionTaskStartedEvent");
            state = DecisionState.CANCELLATION_DECISION_SENT;
            stateHistory.add(state.toString());
            break;
        default:
            super.handleDecisionTaskStartedEvent();
        }
    }

    @Override
    public void handleCancellationFailureEvent(HistoryEvent event) {
        switch (state) {
        case CANCELLATION_DECISION_SENT:
            stateHistory.add("handleCancellationFailureEvent");
            state = DecisionState.INITIATED;
            stateHistory.add(state.toString());
            break;
        default:
            super.handleCancellationFailureEvent(event);
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src/main/java/com/amazonaws/services/simpleworkflow/flow/worker/TimerDecisionStateMachine.java [56:83]:
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        default:
            return null;
        }
    }

    @Override
    public void handleDecisionTaskStartedEvent() {
        switch (state) {
        case CANCELED_AFTER_INITIATED:
            stateHistory.add("handleDecisionTaskStartedEvent");
            state = DecisionState.CANCELLATION_DECISION_SENT;
            stateHistory.add(state.toString());
            break;
        default:
            super.handleDecisionTaskStartedEvent();
        }
    }

    @Override
    public void handleCancellationFailureEvent(HistoryEvent event) {
        switch (state) {
        case CANCELLATION_DECISION_SENT:
            stateHistory.add("handleCancellationFailureEvent");
            state = DecisionState.INITIATED;
            stateHistory.add(state.toString());
            break;
        default:
            super.handleCancellationFailureEvent(event);
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