Package org.apache.commons.jexl2.parser

Examples of org.apache.commons.jexl2.parser.ASTGENode

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    public String getValue(final Collection<? extends AbstractAttr> attributes) {
        final ConfigurableApplicationContext context = ApplicationContextProvider.getApplicationContext();
        final JexlUtil jexlUtil = context.getBean(JexlUtil.class);

        // Prepare context using user attributes
        final JexlContext jexlContext = new MapContext();
        jexlUtil.addAttrsToContext(attributes, jexlContext);
        jexlUtil.addFieldsToContext(getOwner(), jexlContext);

        // Evaluate expression using the context prepared before
        return jexlUtil.evaluate(getDerivedSchema().getExpression(), jexlContext);
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                if (role.getResourceNames().contains(task.getResource().getName())
                        && StringUtils.isNotBlank(task.getResource().getRmapping().getAccountLink())) {

                    LOG.debug("Evaluating accountLink for {}", role);

                    final JexlContext jexlContext = new MapContext();
                    jexlUtil.addFieldsToContext(role, jexlContext);
                    jexlUtil.addAttrsToContext(role.getAttributes(), jexlContext);
                    jexlUtil.addDerAttrsToContext(role.getDerivedAttributes(), role.getAttributes(), jexlContext);
                    final String roleAccountLink = jexlUtil.evaluate(task.getResource().getRmapping().getAccountLink(),
                            jexlContext);
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    }

    private boolean evaluateMandatoryCondition(final String mandatoryCondition,
            final AbstractAttributable attributable) {

        JexlContext jexlContext = new MapContext();
        jexlUtil.addAttrsToContext(attributable.getAttributes(), jexlContext);
        jexlUtil.addDerAttrsToContext(attributable.getDerivedAttributes(), attributable.getAttributes(), jexlContext);
        jexlUtil.addVirAttrsToContext(attributable.getVirtualAttributes(), jexlContext);

        return Boolean.parseBoolean(jexlUtil.evaluate(mandatoryCondition, jexlContext));
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        if (vars == null) {
            throw new IllegalArgumentException("vars");
        }
       
        engine = new JexlEngine();
        context = new MapContext(vars);
        variables = vars;
       
        log.trace("Using variables: {}", vars);
    }
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        for (Entry<Object,Object> entry : System.getProperties().entrySet()){
            sysVars.put((String)entry.getKey(), entry.getValue());
        }
       
        engine = new JexlEngine();
        context = new MapContext(sysVars);
        variables = sysVars;
       
        log.trace("Using variables: {}", sysVars);
    }
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        log.debug("Evaluating expression: {}", expression);
       
        Expression expr = engine.createExpression(expression);

        JexlContext ctx = new MapContext(vars);

        Object result = expr.evaluate(ctx);
        log.debug("Result: {}", result);

        return result;
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        }

        // Evaluate AccountLink expression
        String evalAccountLink = null;
        if (StringUtils.isNotBlank(attrUtil.getAccountLink(resource))) {
            final JexlContext jexlContext = new MapContext();
            JexlUtil.addFieldsToContext(subject, jexlContext);
            JexlUtil.addAttrsToContext(subject.getAttributes(), jexlContext);
            JexlUtil.addDerAttrsToContext(subject.getDerivedAttributes(), subject.getAttributes(), jexlContext);
            evalAccountLink = JexlUtil.evaluate(attrUtil.getAccountLink(resource), jexlContext);
        }
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    }

    public static boolean evaluateMandatoryCondition(final String mandatoryCondition,
            final AbstractAttributable attributable) {

        JexlContext jexlContext = new MapContext();
        addAttrsToContext(attributable.getAttributes(), jexlContext);
        addDerAttrsToContext(attributable.getDerivedAttributes(), attributable.getAttributes(), jexlContext);
        addVirAttrsToContext(attributable.getVirtualAttributes(), jexlContext);

        return Boolean.parseBoolean(evaluate(mandatoryCondition, jexlContext));
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        return Boolean.parseBoolean(evaluate(mandatoryCondition, jexlContext));
    }

    public static String evaluate(final String expression, final AbstractAttributableTO attributableTO) {
        final JexlContext context = new MapContext();

        addFieldsToContext(attributableTO, context);

        for (AttributeTO attr : attributableTO.getAttributes()) {
            List<String> values = attr.getValues();
            String expressionValue = values.isEmpty()
                    ? StringUtils.EMPTY
                    : values.get(0);

            LOG.debug("Add attribute {} with value {}", attr.getSchema(), expressionValue);

            context.set(attr.getSchema(), expressionValue);
        }
        for (AttributeTO derAttr : attributableTO.getDerivedAttributes()) {
            List<String> values = derAttr.getValues();
            String expressionValue = values.isEmpty()
                    ? StringUtils.EMPTY
                    : values.get(0);

            LOG.debug("Add derived attribute {} with value {}", derAttr.getSchema(), expressionValue);

            context.set(derAttr.getSchema(), expressionValue);
        }
        for (AttributeTO virAttr : attributableTO.getVirtualAttributes()) {
            List<String> values = virAttr.getValues();
            String expressionValue = values.isEmpty()
                    ? StringUtils.EMPTY
                    : values.get(0);

            LOG.debug("Add virtual attribute {} with value {}", virAttr.getSchema(), expressionValue);

            context.set(virAttr.getSchema(), expressionValue);
        }

        // Evaluate expression using the context prepared before
        return evaluate(expression, context);
    }
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     * @param attributes the set of attributes against which evaluate this derived attribute
     * @return the value of this derived attribute
     */
    public String getValue(final Collection<? extends AbstractAttr> attributes) {
        // Prepare context using user attributes
        final JexlContext jexlContext = new MapContext();
        JexlUtil.addAttrsToContext(attributes, jexlContext);
        JexlUtil.addFieldsToContext(getOwner(), jexlContext);

        // Evaluate expression using the context prepared before
        return JexlUtil.evaluate(getDerivedSchema().getExpression(), jexlContext);
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