Author: ssolsagl
Date: 2007-04-23 13:25:00 +0200 (Mon, 23 Apr 2007)
New Revision: 4850
Added:
trunk/core-api/src/main/java/no/schibstedsok/searchportal/view/velocity/URLVelocityTemplateLoaderDebug.java
Log:
first version of loading templates with velocity debugging. has bugs; )
Added:
trunk/core-api/src/main/java/no/schibstedsok/searchportal/view/velocity/URLVelocityTemplateLoaderDebug.java
===================================================================
---
trunk/core-api/src/main/java/no/schibstedsok/searchportal/view/velocity/URLVelocityTemplateLoaderDebug.java
(rev 0)
+++
trunk/core-api/src/main/java/no/schibstedsok/searchportal/view/velocity/URLVelocityTemplateLoaderDebug.java
2007-04-23 11:25:00 UTC (rev 4850)
@@ -0,0 +1,92 @@
+package no.schibstedsok.searchportal.view.velocity;
+
+import java.io.ByteArrayInputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.InputStream;
+
+import org.apache.log4j.Logger;
+import org.apache.velocity.exception.ResourceNotFoundException;
+
+/**
+ * UrlVelocityTemplateLoaderDebug adds border around every
+ * velocity template that it loaded. This is a nice way to
+ * see wich templates are loaded and where they are loaded.
+ *
+ * @author Ola M Sagli <a mailto="[EMAIL PROTECTED]">[EMAIL PROTECTED]</a>
+ *
+ */
+public class URLVelocityTemplateLoaderDebug extends URLVelocityTemplateLoader {
+
+ private static Logger log =
Logger.getLogger(URLVelocityTemplateLoaderDebug.class);
+
+ static String HTML_DIV = "<div style=\"margin: 3px; border: 1px solid
#C0C0C0\">\n";
+
+ static int NOT_MATCH = -1;
+
+ private String header(String content) {
+ return "<div style=\"background:#DDDDDD; font-size:10px\">" +
content + "</div>\n";
+ }
+ /**
+ * getResourceStream() loads resource from url. Then add frame and
display velocity filename
+ * before returning the content.
+ */
+ @Override
+ public InputStream getResourceStream(String url) throws
ResourceNotFoundException {
+ log.info("getResourceStream() " + url);
+
+ String relUrl = url.replaceAll("http://(.*?)/", "/");
+
+ InputStream stream = null;
+
+ String base = System.getProperty("OVERRIDE_VELOCITY_TEMPLATES");
+
+ if(base == null) {
+ stream = super.getResourceStream(url);
+ } else {
+ try {
+ relUrl = relUrl.replace("localhost", "");
+ File file = new File(base + relUrl);
+ log.info("Load template from " +
file.getAbsolutePath()+ "(exist =" + file.exists() + ")");
+ if(file.exists()) {
+
+ stream = new FileInputStream(new
File(base + relUrl));
+ }else {
+ stream = super.getResourceStream(url);
+ }
+ } catch (FileNotFoundException ignore) {
+ System.err.println("Error: " + ignore);
+ }
+ }
+ if(url.indexOf("rss") != -1) {
+ return stream;
+ }
+
+ StringBuffer buffer = new StringBuffer();
+ try {
+
+ byte b[] = new byte[stream.available()];
+ stream.read(b);
+ stream.close();
+ String content = new String(b);
+
+ if(content.indexOf("<content") != NOT_MATCH) {
+ String output =
content.toString().replaceAll("<content(.*?)>",
+ "<content $1>\n" + HTML_DIV + " " +
header(url) + " $1 ");
+ output = output.replaceAll("</content>",
"</div>\n</content>");
+ return new ByteArrayInputStream(output.getBytes());
+ }
+ // means new templatestyle
+ buffer.append(HTML_DIV);
+ buffer.append(header(relUrl));
+ buffer.append(content);
+ buffer.append(" \n</div>\n");
+ //log.info("Result: " + buffer.toString());
+ return new ByteArrayInputStream(buffer.toString().getBytes());
+
+ }catch(Exception e) {
+ throw new RuntimeException(e.getMessage());
+ }
+ }
+}
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