Examples of org.geotools.data.complex.xml.XmlXpathFilterData

org.geotools.data.complex.xml.XmlXpathFilterData
A DTO used to pass data to the XmlXPathPropertyAccessorFactory, to filter responses from the backend on the Geoserver side. @author Russell Petty (GeoScience Victoria) @version $Id$ @source $URL$

            return (xpath != null) && !"".equals(xpath.trim());
        }


        public Object get(Object object, String xpath, Class target) {


            XmlXpathFilterData xmlResponse = (XmlXpathFilterData) object;
            String indexXpath = createIndexedXpath(xmlResponse, xpath);


            List<String> ls = XmlXpathUtilites.getXPathValues(xmlResponse.getNamespaces(),
                    indexXpath, xmlResponse.getDoc());
            if (ls != null && !ls.isEmpty()) {
                return ls.get(0);
            }
            return null;
        }

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    public Object evaluate(Object object) {
        if (object == null || !(object instanceof XmlXpathFilterData)) {
            return null;
        }
        XmlXpathFilterData data = (XmlXpathFilterData) object;
        Document doc = data.getDoc();
        String xpath = data.getItemXpath();
        NamespaceSupport ns = data.getNamespaces();


        // append the parameter from AsXpath() to the prefix
        xpath += XmlMappingFeatureIterator.XPATH_SEPARATOR
                + (params.get(0) == null ? "" : params.get(0).toString());
        // then evaluate xpath from the xmlResponse

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            }
        } else {
            validFeatureIndex = new ArrayList<Integer>(); 
            int nodeIndex = 1;
            while (nodeIndex <= nodeCount && validFeatureIndex.size() <= maxFeatures) {       
                XmlXpathFilterData peek = new XmlXpathFilterData(namespaces, doc, nodeIndex, itemXpath);
                if (postFilter.evaluate(peek)) {
                   validFeatureIndex.add(nodeIndex);
                } 
                nodeIndex++;
            }

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Related Classes of org.geotools.data.complex.xml.XmlXpathFilterData

org.geotools.data.ws.WS_DataStore

org.geotools.filter.AsXpathFunctionExpression

org.geotools.filter.expression.XmlXPathPropertyAccessorFactory$XmlXPathPropertyAcessor

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