Package org.opengis.filter.expression

Examples of org.opengis.filter.expression.PropertyName.evaluate()

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        expr = ff.property("measurement[2]/value");
        value = expr.evaluate(complexFeature);
        assertNotNull(value);

        expr = ff.property("measurement[3]/parameter");
        value = expr.evaluate(complexFeature);
        assertNotNull(value);

        expr = ff.property("measurement[3]/value");
        value = expr.evaluate(complexFeature);
        assertNotNull(value);
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        expr = ff.property("measurement[3]/parameter");
        value = expr.evaluate(complexFeature);
        assertNotNull(value);

        expr = ff.property("measurement[3]/value");
        value = expr.evaluate(complexFeature);
        assertNotNull(value);

    }

    /*
 
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        int i = 0;
        while (iterator.hasNext()) {
            Feature feature = iterator.next();
            assertNotNull(propertyName1.evaluate(feature));
            assertNull(propertyName2.evaluate(feature));
            i++;
        }
        assertEquals(4, i);
       
       
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        iterator = mfCollection.features();
       
        i = 0;
        while (iterator.hasNext()) {
            Feature feature = iterator.next();
            assertNotNull(propertyName2.evaluate(feature));
            assertNull(propertyName1.evaluate(feature));
            i++;
        }
        assertEquals(4, i);
       
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                boolean alreadyAdded = false;

                if (includeMandatory) {
                    PropertyName targetProp = namespaceAwareFilterFactory.property(targetSteps
                            .toString());
                    Object descr = targetProp.evaluate(targetDescriptor.getType());
                    if (descr instanceof PropertyDescriptor) {
                        if (((PropertyDescriptor) descr).getMinOccurs() >= 1) {
                            selectedMapping.add(attMapping);
                            selectedProperties.put(attMapping, new ArrayList<PropertyName>());
                            alreadyAdded = true;
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                boolean addThis = false;

                if (includeMandatory) {
                    PropertyName targetProp = filterFac.property(targetSteps.toString(),
                            mapping.getNamespaces());
                    Object descr = targetProp.evaluate(targetDescriptor.getType());
                    if (descr instanceof PropertyDescriptor) {
                        if (((PropertyDescriptor) descr).getMinOccurs() >= 1) {
                            addThis = true;
                        }
                    }
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                                // web service backend.. no underlying simple feature
                                // so just assume that it exists..
                                requestedSurrogateProperties.add(filterFac.property(mappedAtt));
                            } else {
                                PropertyName propExpr = filterFac.property(mappedAtt);
                                Object object = propExpr.evaluate(mappedType);
                                AttributeDescriptor mappedAttribute = (AttributeDescriptor) object;
                                if (mappedAttribute != null) {
                                    requestedSurrogateProperties.add(filterFac.property(mappedAtt));
                                } else {
                                    LOGGER.info("mapped type does not contains property "
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    if (geomName == null) {
      geomName = ""; // ie default geometry
    }
    PropertyName property = ff.property(geomName);
    return (Geometry) property.evaluate(feature, Geometry.class);
  }

    /**
     * Returns the first font associated to the feature that can be found on the
     * current machine
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                        // need to take the non easy way, may be the instance has a
                        // value for this step with a different name, of a derived
                        // type of the one declared in the parent type
                        String prefixedStepName = currStep.toString();
                        PropertyName name = FF.property(prefixedStepName);
                        Attribute child = (Attribute) name.evaluate(parent);
                        if (child != null) {
                            currStepDescriptor = child.getDescriptor();
                        }
                    }
                } else {
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        return new AttributeImpl(convertedValue, descriptor, null);
    }

    public boolean isComplexType(final StepList attrXPath, final AttributeDescriptor featureType) {
        PropertyName attExp = FF.property(attrXPath.toString());
        Object type = attExp.evaluate(featureType);
        if (type == null) {
            type = attExp.evaluate(featureType);
            throw new IllegalArgumentException("path not found: " + attrXPath);
        }
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