Examples of org.apache.commons.scxml2.model.ModelException

org.apache.commons.scxml2.env.SimpleDispatcher
Exception that is thrown when the SCXML model supplied to the executor has a fatal flaw that prevents the executor from further interpreting the the model.

     * @param event The event name.
     * @return Whether the state machine has reached a &quot;final&quot;
     *         configuration.
     */
    public boolean fireEvent(final String event) {
        TriggerEvent[] evts = {new TriggerEvent(event,
                TriggerEvent.SIGNAL_EVENT)};
        try {
            engine.triggerEvents(evts);
        } catch (ModelException me) {
            logError(me);

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                // 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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     * @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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     * Set or replace the event dispatch
     *
     * @param eventdispatcher The event dispatcher to set, if null a SimpleDispatcher instance will be used instead
     */
    protected void setEventdispatcher(EventDispatcher eventdispatcher) {
        this.eventdispatcher = eventdispatcher != null ? eventdispatcher : new SimpleDispatcher();
    }

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Related Classes of org.apache.commons.scxml2.model.ModelException

groovy.lang.Script

org.apache.commons.jexl2.Expression

org.apache.commons.jexl2.JexlEngine

org.apache.commons.logging.Log

org.apache.commons.scxml2.Context

org.apache.commons.scxml2.env.AbstractStateMachine

org.apache.commons.scxml2.env.EffectiveContextMap

org.apache.commons.scxml2.env.groovy.GroovyEvaluator

org.apache.commons.scxml2.env.javascript.JSEvaluator

org.apache.commons.scxml2.env.jexl.JexlContext

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