Examples of JexlContext

org.apache.commons.jexl.JexlContext
Holds a Map of variables which are referenced in a JEXL expression. @since 1.0 @author Geir Magnusson Jr. @version $Id: JexlContext.java 480412 2006-11-29 05:11:23Z bayard $
org.apache.commons.jexl2.JexlContext
Manages variables which can be referenced in a JEXL expression. @since 1.0 @version $Id: JexlContext.java 885553 2009-11-30 19:28:40Z henrib $
org.apache.commons.scxml.env.jexl.JexlContext
JEXL Context implementation for Commons SCXML.
org.apache.commons.scxml2.env.jexl.JexlContext
JEXL Context implementation for Commons SCXML.

Examples of org.apache.commons.jexl.JexlContext

   * (java.lang.String)
   */
  public boolean resolveBooleanExpression(Map<String ,Object> vars, String elExpression)
      throws Exception {
    Expression expression = ExpressionFactory.createExpression(elExpression);
    JexlContext jexlCtx = JexlHelper.createContext();
    jexlCtx.setVars(vars);
    Object obj = expression.evaluate(jexlCtx);
    return (Boolean) obj;
  }

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Examples of org.apache.commons.jexl.JexlContext

            log.debug("Evaluating expression: " + expression);
        }


        Expression expr = ExpressionFactory.createExpression(expression);


        JexlContext ctx = JexlHelper.createContext();
        ctx.setVars(vars);


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

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Examples of org.apache.commons.jexl.JexlContext

            log.debug("Evaluating expression: " + expression);
        }


        Expression expr = ExpressionFactory.createExpression(expression);


        JexlContext ctx = JexlHelper.createContext();
        ctx.setVars(vars);


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

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Examples of org.apache.commons.jexl.JexlContext

            public void doWith(Method method) throws IllegalArgumentException, IllegalAccessException {
                if (method.getAnnotation(Callback.class) != null) {
                    try {
                        Expression e = ExpressionFactory.createExpression(
                                method.getAnnotation(Callback.class).condition());
                        JexlContext jc = JexlHelper.createContext();
                        jc.getVars().put("this", obj);
                        Object r = e.evaluate(jc);
                        if (!(r instanceof Boolean)) {
                            throw new RuntimeException("Expression did not returned a boolean value but: " + r);
                        }
                        Boolean oldVal = req.getCallbacks().get(method);

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Examples of org.apache.commons.jexl2.JexlContext


        return result;
    }


    public JexlContext addFieldsToContext(final Object attributable, final JexlContext jexlContext) {
        JexlContext context = jexlContext == null
                ? new MapContext()
                : jexlContext;


        final Field[] fields = attributable.getClass().getDeclaredFields();
        for (int i = 0; i < fields.length; i++) {
            try {
                Field field = fields[i];
                field.setAccessible(true);
                final String fieldName = field.getName();
                if ((!field.isSynthetic()) && (!fieldName.startsWith("pc"))
                        && (!ArrayUtils.contains(IGNORE_FIELDS, fieldName))
                        && (!Iterable.class.isAssignableFrom(field.getType()))
                        && (!field.getType().isArray())) {


                    final Object fieldValue = field.get(attributable);


                    context.set(fieldName, fieldValue == null
                            ? ""
                            : (field.getType().equals(Date.class)
                            ? DataFormat.format((Date) fieldValue, false)
                            : fieldValue));

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Examples of org.apache.commons.jexl2.JexlContext

    }


    public JexlContext addAttrsToContext(final Collection<? extends AbstractAttr> attributes,
            final JexlContext jexlContext) {


        JexlContext context = jexlContext == null
                ? new MapContext()
                : jexlContext;


        for (AbstractAttr attr : attributes) {
            List<String> attributeValues = attr.getValuesAsStrings();
            String expressionValue = attributeValues.isEmpty()
                    ? ""
                    : attributeValues.get(0);


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


            context.set(attr.getSchema().getName(), expressionValue);
        }


        return context;
    }

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Examples of org.apache.commons.jexl2.JexlContext

    }


    public JexlContext addDerAttrsToContext(final Collection<? extends AbstractDerAttr> derAttrs,
            final Collection<? extends AbstractAttr> attrs, final JexlContext jexlContext) {


        JexlContext context = jexlContext == null
                ? new MapContext()
                : jexlContext;


        for (AbstractDerAttr derAttr : derAttrs) {
            String expressionValue = derAttr.getValue(attrs);
            if (expressionValue == null) {
                expressionValue = "";
            }


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


            context.set(derAttr.getDerivedSchema().getName(), expressionValue);
        }


        return context;
    }

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Examples of org.apache.commons.jexl2.JexlContext

    }


    public JexlContext addVirAttrsToContext(final Collection<? extends AbstractVirAttr> virAttrs,
            final JexlContext jexlContext) {


        JexlContext context = jexlContext == null
                ? new MapContext()
                : jexlContext;


        for (AbstractVirAttr virAttr : virAttrs) {
            List<String> attributeValues = virAttr.getValues();
            String expressionValue = attributeValues.isEmpty()
                    ? ""
                    : attributeValues.get(0);


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


            context.set(virAttr.getVirtualSchema().getName(), expressionValue);
        }


        return context;
    }

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Examples of org.apache.commons.jexl2.JexlContext


        return context;
    }


    public 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()
                    ? ""
                    : 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()
                    ? ""
                    : 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()
                    ? ""
                    : 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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Examples of org.apache.commons.jexl2.JexlContext

        } else {
            jexlExpression = getOldExpression(jexlEngine);
        }
        
        final Map<String, Object> contextMap = contextManager.getContext(context);
        final JexlContext jexlContext = new MapContext(contextMap);


        return Boolean.TRUE.equals(jexlExpression.evaluate(jexlContext)) ? FeatureState.ENABLED : FeatureState.DISABLED;
    }

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