Examples of org.apache.commons.scxml2.Context

org.apache.commons.scxml2.env.SimpleDispatcher
A Context or "scope" for storing variables; usually tied to a SCXML root or State object.

                // We know of no other target
                if (log.isWarnEnabled()) {
                    log.warn("<send>: Unavailable target - " + target);
                }
                try {
                    this.executor.triggerEvent(new TriggerEvent(
                        EVENT_ERR_SEND_TARGETUNAVAILABLE,
                        TriggerEvent.ERROR_EVENT));
                } catch (ModelException me) {
                    log.error(me.getMessage(), me);
                }

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         */
        @Override
        public void run() {
            timers.remove(sendId);
            try {
                executor.triggerEvent(new TriggerEvent(event,
                    TriggerEvent.SIGNAL_EVENT, payload));
            } catch (ModelException me) {
                log.error(me.getMessage(), me);
            }
            if (log.isDebugEnabled()) {

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                    if (exctx.getAppLog().isDebugEnabled()) {
                        exctx.getAppLog().debug("<send>: Enqueued event '" + eventValue
                            + "' with no delay");
                    }
                    exctx.getInternalIOProcessor().addEvent(
                            new TriggerEvent(eventValue, TriggerEvent.SIGNAL_EVENT, params));
                    return;
                }
            } else {
                // We know of no other
                if (exctx.getAppLog().isWarnEnabled()) {
                    exctx.getAppLog().warn("<send>: Unavailable target - "
                        + targetValue);
                }
                exctx.getInternalIOProcessor().addEvent(
                        new TriggerEvent(EVENT_ERR_SEND_TARGETUNAVAILABLE, TriggerEvent.ERROR_EVENT));
                // short-circuit the EventDispatcher
                return;
            }
        }
        ctx.setLocal(getNamespacesKey(), null);

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    public void execute(ActionExecutionContext exctx) throws ModelException, SCXMLExpressionException {


        if (exctx.getAppLog().isDebugEnabled()) {
            exctx.getAppLog().debug("<raise>: Adding event '" + event + "' to list of derived events.");
        }
        TriggerEvent ev = new TriggerEvent(event, TriggerEvent.SIGNAL_EVENT);
        exctx.getInternalIOProcessor().addEvent(ev);


    }

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        ctx.setLocal(name, varObj);
        if (exctx.getAppLog().isDebugEnabled()) {
            exctx.getAppLog().debug("<var>: Defined variable '" + name
                + "' with initial value '" + String.valueOf(varObj) + "'");
        }
        TriggerEvent ev = new TriggerEvent(name + ".change", TriggerEvent.CHANGE_EVENT);
        exctx.getInternalIOProcessor().addEvent(ev);
    }

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            boolean onexitEventRaised = false;
            for (OnExit onexit : es.getOnExits()) {
                executeContent(exctx, onexit);
                if (!onexitEventRaised && onexit.isRaiseEvent()) {
                    onexitEventRaised = true;
                    exctx.getInternalIOProcessor().addEvent(new TriggerEvent("exit.state."+es.getId(), TriggerEvent.CHANGE_EVENT));
                }
            }
            exctx.getNotificationRegistry().fireOnExit(es, es);
            exctx.getNotificationRegistry().fireOnExit(exctx.getStateMachine(), es);

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        try {
            for (Action action : exec.getActions()) {
                action.execute(exctx.getActionExecutionContext());
            }
        } catch (SCXMLExpressionException e) {
            exctx.getInternalIOProcessor().addEvent(new TriggerEvent(TriggerEvent.ERROR_EXECUTION, TriggerEvent.ERROR_EVENT));
            exctx.getErrorReporter().onError(ErrorConstants.EXPRESSION_ERROR, e.getMessage(), exec);
        }
        if (exec instanceof Transition) {
            Transition t = (Transition)exec;
            if (t.getTargets().isEmpty()) {

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     * @param nodeCtx The GroovyContext for this state.
     * @return The effective GroovyContext for the path leading up to
     *         document root.
     */
    private GroovyContext getEffectiveContext(final GroovyContext nodeCtx) {
        return new GroovyContext(new EffectiveContextMap(nodeCtx), this);
    }

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     * @param nodeCtx The JexlContext for this state.
     * @return The effective JexlContext for the path leading up to
     *         document root.
     */
    private JexlContext getEffectiveContext(final JexlContext nodeCtx) {
        return new JexlContext(new EffectiveContextMap(nodeCtx));
    }

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     */
    protected SCXMLExecutionContext(SCXMLIOProcessor externalIOProcessor, Evaluator evaluator,
                                    EventDispatcher eventDispatcher, ErrorReporter errorReporter) {
        this.externalIOProcessor = externalIOProcessor;
        this.evaluator = evaluator;
        this.eventdispatcher = eventDispatcher != null ? eventDispatcher : new SimpleDispatcher();
        this.errorReporter = errorReporter != null ? errorReporter : new SimpleErrorReporter();
        this.notificationRegistry = new NotificationRegistry();


        this.scInstance = new SCInstance(this, this.evaluator, this.errorReporter);
        this.actionExecutionContext = new ActionExecutionContext(this);

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