Author: ssolsagl
Date: 2007-04-27 07:55:38 +0200 (Fri, 27 Apr 2007)
New Revision: 4899
Added:
trunk/war/src/main/java/no/schibstedsok/searchportal/http/servlet/VelocityDebugServlet.java
Log:
Servlet that switches velocitydebug on/off
Added:
trunk/war/src/main/java/no/schibstedsok/searchportal/http/servlet/VelocityDebugServlet.java
===================================================================
---
trunk/war/src/main/java/no/schibstedsok/searchportal/http/servlet/VelocityDebugServlet.java
(rev 0)
+++
trunk/war/src/main/java/no/schibstedsok/searchportal/http/servlet/VelocityDebugServlet.java
2007-04-27 05:55:38 UTC (rev 4899)
@@ -0,0 +1,95 @@
+package no.schibstedsok.searchportal.http.servlet;
+
+import java.io.IOException;
+import java.io.Writer;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.transform.OutputKeys;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerConfigurationException;
+import javax.xml.transform.TransformerException;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.stream.StreamResult;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+public class VelocityDebugServlet extends HttpServlet{
+
+ static String VELOCITY_DEBUG = "VELOCITY_DEBUG";
+ static String HTML = "html";
+ static String BODY = "body";
+ static String HEADER = "h2";
+ static String ON_OFF = "Velocityborder is ";
+
+ static {
+ }
+
+ @Override
+ protected void doGet(HttpServletRequest request, HttpServletResponse
response)
+ throws ServletException, IOException {
+ // TODO Auto-generated method stub
+ String velocityDebug = System.getProperty(VELOCITY_DEBUG);
+ String debugStatus = "false";
+
+ if("true".equals(velocityDebug)) {
+ debugStatus = "false";
+ }else{
+ debugStatus = "true";
+ }
+
+ System.setProperty(VELOCITY_DEBUG, debugStatus);
+
+ Document doc = createDocument();
+
+ Element html = doc.createElement(HTML);
+ Element body = doc.createElement(BODY);
+
+ body.appendChild(doc.createTextNode(ON_OFF + " " +
debugStatus));
+
+ html.appendChild(body);
+ doc.appendChild(html);
+
+ internalWriteDocument(doc, response.getWriter());
+
+ }
+
+ // -- Write the document to the writer
+ private void internalWriteDocument(Document d, Writer w) {
+ DOMSource source = new DOMSource(d);
+ StreamResult result = new StreamResult(w);
+
+ TransformerFactory factory = TransformerFactory.newInstance();
+ Transformer transformer;
+ try {
+ transformer = factory.newTransformer();
+ transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION,
+ "yes");
+ transformer.transform(source, result);
+ } catch (TransformerConfigurationException e) {
+ throw new RuntimeException("Xml Parser: " + e);
+ } catch (TransformerException ignore) {
+ }
+ }
+
+ // -- Create a DOM document
+ private Document createDocument() {
+ DocumentBuilderFactory docFactory = DocumentBuilderFactory
+ .newInstance();
+ DocumentBuilder builder = null;
+ try {
+ builder = docFactory.newDocumentBuilder();
+ } catch (ParserConfigurationException e) {
+ throw new RuntimeException(e);
+ }
+ Document doc = builder.newDocument();
+ return doc;
+ }
+}
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