134 lines
4.3 KiB
Java
134 lines
4.3 KiB
Java
package net.osmand.render;
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import java.io.File;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import javax.xml.parsers.ParserConfigurationException;
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import javax.xml.transform.Transformer;
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import javax.xml.transform.TransformerException;
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import javax.xml.transform.TransformerFactory;
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import javax.xml.transform.dom.DOMSource;
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import javax.xml.transform.stream.StreamResult;
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import org.w3c.dom.Document;
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import org.w3c.dom.Element;
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import org.w3c.dom.NamedNodeMap;
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import org.w3c.dom.Node;
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import org.w3c.dom.NodeList;
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import org.xml.sax.SAXException;
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public class RenderingRulesTransformer {
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public static void main(String[] args) throws ParserConfigurationException, SAXException, IOException, TransformerException {
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if(args.length == 0) {
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System.out.println("Please specify source and target file path.");
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return;
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}
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String srcFile = args[0];
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String targetFile = args[1];
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final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
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DocumentBuilder db = factory.newDocumentBuilder();
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Document document = db.parse(new File(srcFile));
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transform(document);
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TransformerFactory transformerFactory = TransformerFactory.newInstance();
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Transformer transformer = transformerFactory.newTransformer();
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// transformer.setOutputProperty(OutputKeys.INDENT, "yes");
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DOMSource source = new DOMSource(document.getDocumentElement());
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StreamResult streamResult = new StreamResult(new File(targetFile));
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transformer.transform(source, streamResult);
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}
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static Map<String, Element> patterns = new HashMap<String, Element>();
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public static void transform(Document document) {
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// collectPatterns(document);
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// applyPatterns(document);
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// combineAllApplyTags(document);
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//
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// replaceTag(document, "ifelse", "filter");
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// replaceTag(document, "check", "filter");
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// replaceTag(document, "check_and_apply", "filter");
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}
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public static void combineAllApplyTags(Document document) {
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NodeList nl = document.getElementsByTagName("apply");
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while(nl.getLength() > 0) {
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Element app = (Element) nl.item(0);
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Element parent = (Element) app.getParentNode();
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NamedNodeMap attrs = app.getAttributes();
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for(int i = 0; i < attrs.getLength(); i++) {
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Node ns = attrs.item(i);
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parent.setAttribute(ns.getNodeName(), ns.getNodeValue());
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}
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while(app.getChildNodes().getLength() > 0) {
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Node ni = app.getChildNodes().item(0);
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app.getParentNode().insertBefore(ni, app);
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}
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app.getParentNode().removeChild(app);
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}
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}
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public static void applyPatterns(Document document) {
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NodeList nl = document.getElementsByTagName("apply");
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for (int i = 0; i < nl.getLength();) {
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Element app = (Element) nl.item(i);
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String pt = app.getAttribute("pattern");
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if (!pt.equals("")) {
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if (!patterns.containsKey(pt)) {
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throw new IllegalStateException("Pattern '" + pt + "' is not defined");
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}
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Element patt = patterns.get(pt);
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final NodeList pattChildren = patt.getChildNodes();
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for(int ki = 0; ki < pattChildren.getLength(); ki++) {
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Node ni = patt.getChildNodes().item(ki);
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app.getParentNode().insertBefore(ni.cloneNode(true), app);
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}
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app.getParentNode().removeChild(app);
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} else {
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i++;
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}
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}
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}
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public static void collectPatterns(Document document) {
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NodeList nl = document.getElementsByTagName("pattern");
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while(nl.getLength() > 0) {
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Element pt = (Element) nl.item(0);
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String id = pt.getAttribute("id");
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patterns.put(id, pt);
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pt.getParentNode().removeChild(pt);
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}
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}
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public static void replaceTag(Document document, final String tag, final String targetTag) {
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NodeList nl = document.getElementsByTagName(tag);
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while(nl.getLength() > 0) {
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Element newElement = document.createElement(targetTag);
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Element old = (Element) nl.item(0);
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copyAndReplaceElement(old, newElement);
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}
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}
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protected static void copyAndReplaceElement(Element oldElement, Element newElement) {
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while(oldElement.getChildNodes().getLength() > 0) {
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newElement.appendChild(oldElement.getChildNodes().item(0));
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}
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NamedNodeMap attrs = oldElement.getAttributes();
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for(int i = 0; i < attrs.getLength(); i++) {
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Node ns = attrs.item(i);
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newElement.setAttribute(ns.getNodeName(), ns.getNodeValue());
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}
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((Element)oldElement.getParentNode()).replaceChild(newElement, oldElement);
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}
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}
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