/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.test.web.servlets;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.security.CodeSource;
import java.security.ProtectionDomain;
import java.security.AccessControlException;
import java.net.URL;
import java.util.ResourceBundle;
import java.util.Enumeration;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.jboss.logging.Logger;
import org.jboss.test.web.util.EJBManifestClass;
import org.jboss.test.web.util.EarLibUser;
import org.jboss.test.util.Debug;
/** A servlet that accesses classes in WEB-INF/classes using Class.forName
* during its initialization.
*
* @author Scott.Scott@jboss.org
* @version $Revision: 81036 $
*/
public class ClasspathServlet extends HttpServlet
{
private static final long serialVersionUID = 1;
private static Logger log = Logger.getLogger(ClasspathServlet.class);
private StringBuffer initInfo = new StringBuffer();
private boolean failOnError = true;
public void init(ServletConfig config) throws ServletException
{
String param = config.getInitParameter("failOnError");
if( param != null && Boolean.valueOf(param).booleanValue() == false )
failOnError = false;
log.info("init, failOnError="+failOnError);
try
{
// Check for a
Class clazz = Class.forName("org.jboss.test.web.util.ClassInClasses");
initInfo.append("Successfully loaded class: "+clazz.getName());
ClassLoader cl = clazz.getClassLoader();
ProtectionDomain pd = clazz.getProtectionDomain();
CodeSource cs = pd.getCodeSource();
initInfo.append("\n ClassLoader : "+cl.getClass().getName()+':'+cl.hashCode());
initInfo.append("\n CodeSource.location : "+cs.getLocation());
// Load a resource bundle
URL jbprops = cl.getResource("/org/jboss/resources/JBoss.properties");
log.info("JBoss.properties: "+jbprops);
ResourceBundle rb = ResourceBundle.getBundle("org.jboss.resources.JBoss");
log.info("Found JBoss resources: "+rb);
Enumeration keys = rb.getKeys();
while( keys.hasMoreElements() )
log.info(keys.nextElement());
}
catch(AccessControlException e)
{
log.error("Failed to init, ignoring security exception", e);
}
catch(Exception e)
{
log.error("Failed to init", e);
if( failOnError == true )
throw new ServletException("Failed to init ClasspathServlet", e);
else
{
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
e.printStackTrace(pw);
initInfo.append("\nFailed to init\n");
initInfo.append(sw.toString());
}
}
}
public void destroy()
{
}
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException
{
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head><title>ClasspathServlet</title></head>");
out.println("<body><h1>Initialization Info</h1>");
out.println("<pre>\n");
out.println(initInfo.toString());
out.println("</pre>\n");
try
{
out.println("<h1>EJBManifestClass Info</h1>");
EJBManifestClass mfClass = new EJBManifestClass();
StringBuffer results = new StringBuffer("EJBManifestClass Info:");
Debug.displayClassInfo(mfClass.getClass(), results);
out.println("<pre>");
out.println(results.toString());
out.println("</pre>");
}
catch(Exception e)
{
if( failOnError == true )
throw new ServletException("Failed to load EJBManifestClass", e);
else
{
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
e.printStackTrace(pw);
out.println("<pre>");
out.println(sw.toString());
out.println("</pre>");
}
}
try
{
out.println("<h1>EarLibUser Info</h1>");
String info = EarLibUser.getClassInfo();
out.println("<pre>");
out.println(info);
out.println("</pre>");
}
catch(Exception e)
{
if( failOnError == true )
throw new ServletException("Failed to load EarLibUser", e);
else
{
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
e.printStackTrace(pw);
out.println("<pre>");
out.println(sw.toString());
out.println("</pre>");
}
}
out.println("</html>");
out.close();
}
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException
{
processRequest(request, response);
}
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException
{
processRequest(request, response);
}
}