Examples of org.apache.commons.scxml2.TriggerEvent

org.apache.commons.scxml2.SCXMLExpressionException
A class representing an event. Specific event types have been defined in reference to SCXML. NOTE: Instances are {@link Serializable} as long as the associatedpayload, if any, is {@link Serializable}.

     * @param rootCtx The root context
     * @param evaluator The expression evaluator
     */
    private void initialize(final SCXML stateMachine,
            final Context rootCtx, final Evaluator evaluator) throws ModelException {
        engine = new SCXMLExecutor(evaluator, new SimpleDispatcher(),
            new SimpleErrorReporter());
        engine.setStateMachine(stateMachine);
        engine.setRootContext(rootCtx);
        engine.addListener(stateMachine, new EntryListener());
        try {

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        if (expr == null) {
            return null;
        }


        if (!(ctx instanceof GroovyContext)) {
            throw new SCXMLExpressionException(ERR_CTX_TYPE);
        }


        GroovyContext groovyCtx = (GroovyContext) ctx;
        if (groovyCtx.getGroovyEvaluator() == null) {
            groovyCtx.setGroovyEvaluator(this);
        }
        try {
            return getScript(getEffectiveContext(groovyCtx), groovyCtx.getScriptBaseClass(), expr).run();
        } catch (Exception e) {
            String exMessage = e.getMessage() != null ? e.getMessage() : e.getClass().getCanonicalName();
            throw new SCXMLExpressionException("eval('" + expr + "'): " + exMessage, e);
        }
    }

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        if (expr == null) {
            return null;
        }


        if (!(ctx instanceof GroovyContext)) {
            throw new SCXMLExpressionException(ERR_CTX_TYPE);
        }


        GroovyContext groovyCtx = (GroovyContext) ctx;
        if (groovyCtx.getGroovyEvaluator() == null) {
            groovyCtx.setGroovyEvaluator(this);
        }
        try {
            return (Boolean)getScript(getEffectiveContext(groovyCtx), groovyCtx.getScriptBaseClass(), expr).run();
        } catch (Exception e) {
            String exMessage = e.getMessage() != null ? e.getMessage() : e.getClass().getCanonicalName();
            throw new SCXMLExpressionException("evalCond('" + expr + "'): " + exMessage, e);
        }
    }

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        if (expr == null) {
            return null;
        }


        if (!(ctx instanceof GroovyContext)) {
            throw new SCXMLExpressionException(ERR_CTX_TYPE);
        }


        GroovyContext groovyCtx = (GroovyContext) ctx;
        if (groovyCtx.getGroovyEvaluator() == null) {
            groovyCtx.setGroovyEvaluator(this);
        }
        try {
            final GroovyContext effective = getEffectiveContext(groovyCtx);
            effective.setEvaluatingLocation(true);
            return (Node)getScript(effective, groovyCtx.getScriptBaseClass(), expr).run();
        } catch (Exception e) {
            String exMessage = e.getMessage() != null ? e.getMessage() : e.getClass().getCanonicalName();
            throw new SCXMLExpressionException("evalLocation('" + expr + "'): " + exMessage, e);
        }
    }

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        if (scriptSource == null) {
            return null;
        }


        if (!(ctx instanceof GroovyContext)) {
            throw new SCXMLExpressionException(ERR_CTX_TYPE);
        }


        GroovyContext groovyCtx = (GroovyContext) ctx;
        if (groovyCtx.getGroovyEvaluator() == null) {
            groovyCtx.setGroovyEvaluator(this);
        }
        try {
            final GroovyContext effective = getEffectiveContext(groovyCtx);
            effective.setEvaluatingLocation(true);
            boolean inGlobalContext = groovyCtx.getParent() instanceof SCXMLSystemContext;
            Script script = getScript(effective, groovyCtx.getScriptBaseClass(), scriptSource);
            Object result = script.run();
            if (inGlobalContext && useInitialScriptAsBaseScript) {
                groovyCtx.setScriptBaseClass(script.getClass().getName());
            }
            return result;
        } catch (Exception e) {
            String exMessage = e.getMessage() != null ? e.getMessage() : e.getClass().getCanonicalName();
            throw new SCXMLExpressionException("evalScript('" + scriptSource + "'): " + exMessage, e);
        }
    }

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        }
        JexlContext jexlCtx = null;
        if (ctx instanceof JexlContext) {
            jexlCtx = (JexlContext) ctx;
        } else {
            throw new SCXMLExpressionException(ERR_CTX_TYPE);
        }
        Expression exp = null;
        try {
            final JexlContext effective = getEffectiveContext(jexlCtx);
            exp = getJexlEngine().createExpression(expr);
            return exp.evaluate(effective);
        } catch (Exception e) {
            String exMessage = e.getMessage() != null ? e.getMessage() : e.getClass().getCanonicalName();
            throw new SCXMLExpressionException("eval('" + expr + "'): " + exMessage, e);
        }
    }

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        }
        JexlContext jexlCtx = null;
        if (ctx instanceof JexlContext) {
            jexlCtx = (JexlContext) ctx;
        } else {
            throw new SCXMLExpressionException(ERR_CTX_TYPE);
        }
        Expression exp = null;
        try {
            final JexlContext effective = getEffectiveContext(jexlCtx);
            exp = getJexlEngine().createExpression(expr);
            return (Boolean) exp.evaluate(effective);
        } catch (Exception e) {
            String exMessage = e.getMessage() != null ? e.getMessage() : e.getClass().getCanonicalName();
            throw new SCXMLExpressionException("evalCond('" + expr + "'): " + exMessage, e);
        }
    }

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        }
        JexlContext jexlCtx = null;
        if (ctx instanceof JexlContext) {
            jexlCtx = (JexlContext) ctx;
        } else {
            throw new SCXMLExpressionException(ERR_CTX_TYPE);
        }
        Expression exp = null;
        try {
            final JexlContext effective = getEffectiveContext(jexlCtx);
            effective.setEvaluatingLocation(true);
            exp = getJexlEngine().createExpression(expr);
            return (Node) exp.evaluate(effective);
        } catch (Exception e) {
            String exMessage = e.getMessage() != null ? e.getMessage() : e.getClass().getCanonicalName();
            throw new SCXMLExpressionException("evalLocation('" + expr + "'): " + exMessage, e);
        }
    }

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        }
        JexlContext jexlCtx = null;
        if (ctx instanceof JexlContext) {
            jexlCtx = (JexlContext) ctx;
        } else {
            throw new SCXMLExpressionException(ERR_CTX_TYPE);
        }
        Script jexlScript = null;
        try {
            final JexlContext effective = getEffectiveContext(jexlCtx);
            effective.setEvaluatingLocation(true);
            jexlScript = getJexlEngine().createScript(script);
            return jexlScript.execute(effective);
        } catch (Exception e) {
            String exMessage = e.getMessage() != null ? e.getMessage() : e.getClass().getCanonicalName();
            throw new SCXMLExpressionException("evalScript('" + script + "'): " + exMessage, e);
        }
    }

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            throws SCXMLExpressionException {
        XPath xpath = getXPath(ctx);
        try {
            return xpath.evaluate(expr, dummyContextNode, XPathConstants.STRING);
        } catch (XPathExpressionException xee) {
            throw new SCXMLExpressionException(xee.getMessage(), xee);
        }
    }

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Related Classes of org.apache.commons.scxml2.TriggerEvent

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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