geirm 01/05/08 04:17:32
Modified: examples/servlet_example1 SampleServlet.java
Log:
Added some autoconfiguration so a new user doesn't have to grapple with
the issues of setup at first.
Revision Changes Path
1.3 +68 -5 jakarta-velocity/examples/servlet_example1/SampleServlet.java
Index: SampleServlet.java
===================================================================
RCS file: /home/cvs/jakarta-velocity/examples/servlet_example1/SampleServlet.java,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- SampleServlet.java 2001/02/26 04:51:54 1.2
+++ SampleServlet.java 2001/05/08 11:17:22 1.3
@@ -1,7 +1,7 @@
/*
* The Apache Software License, Version 1.1
*
- * Copyright (c) 2000 The Apache Software Foundation. All rights
+ * Copyright (c) 2000-2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -58,11 +58,10 @@
import javax.servlet.*;
import javax.servlet.http.*;
-
import org.apache.velocity.Template;
import org.apache.velocity.context.Context;
-import org.apache.velocity.servlet.*;
-import org.apache.velocity.runtime.*;
+import org.apache.velocity.servlet.VelocityServlet;
+import org.apache.velocity.app.Velocity;
import org.apache.velocity.exception.ResourceNotFoundException;
import org.apache.velocity.exception.ParseErrorException;
@@ -73,10 +72,74 @@
* pass them to the template.
*
* @author Dave Bryson
- * $Revision: 1.2 $
+ * @author <a href="mailto:[EMAIL PROTECTED]";>Geir Magnusson Jr.</a>
+ * @version $Id: SampleServlet.java,v 1.3 2001/05/08 11:17:22 geirm Exp $
*/
public class SampleServlet extends VelocityServlet
{
+
+ /**
+ * Called by the VelocityServlet
+ * init(). We want to set a set of properties
+ * so that templates will be found in the webapp
+ * root. This makes this easier to work with as
+ * an example, so a new user doesn't have to worry
+ * about config issues when first figuring things
+ * out
+ */
+ protected Properties loadConfiguration(ServletConfig config )
+ throws IOException, FileNotFoundException
+ {
+ Properties p = new Properties();
+
+ /*
+ * first, we set the template path for the
+ * FileResourceLoader to the root of the
+ * webapp. This probably won't work under
+ * in a WAR under WebLogic, but should
+ * under tomcat :)
+ */
+
+ String path = config.getServletContext().getRealPath("/");
+
+ if (path == null)
+ {
+ System.out.println(" SampleServlet.loadConfiguration() : unable to "
+ + "get the current webapp root. Using '/'. Please
fix.");
+
+ path = "/";
+ }
+
+ p.setProperty( Velocity.FILE_RESOURCE_LOADER_PATH, path );
+
+ /**
+ * and the same for the log file
+ */
+
+ p.setProperty( "runtime.log", path + "velocity.log" );
+
+ return p;
+ }
+
+
+ /**
+ * <p>
+ * main routine to handle a request. Called by
+ * VelocityServlet, your responsibility as programmer
+ * is to simply return a valid Template
+ * </p>
+ * <p>
+ * Note : this is the deprecated version of handleRequest() and
+ * is here for compatibility with Velocity 1.0
+ * Velocity 1.1 has a new method handleRequest( HttpServletRequest,
+ * HttpServletResponse, Context) that allows you to return null.
+ * </p>
+ *
+ * @param ctx a Velocity Context object to be filled with
+ * data. Will be used for rendering this
+ * template
+ * @return Template to be used for request
+ */
public Template handleRequest( Context ctx )
{
/*
