asmuts 02/01/15 21:28:16
Added: src/java/org/apache/stratum/jcs/test/servlet
SessionExampleServlet.java
Log:
working on distributed session and refining group handling
this is a good test for group functionality
i'm in the middle of some tweaking
modificaiton of tomcat example
Revision Changes Path
1.1
jakarta-turbine-stratum/src/java/org/apache/stratum/jcs/test/servlet/SessionExampleServlet.java
Index: SessionExampleServlet.java
===================================================================
package org.apache.stratum.jcs.test.servlet;
/*
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Velocity", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
import java.io.*;
import java.text.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
// JCS Session Implementation
import org.apache.stratum.jcs.utils.servlet.session.HttpServletRequestFacade;
import org.apache.stratum.jcs.utils.log.Logger;
import org.apache.stratum.jcs.utils.log.LoggerManager;
/**
* Session example using the cache for session replicaiton. Modifed from
* Tomcat examples.
*
* Example servlet showing request headers
*
* @author James Duncan Davidson <[EMAIL PROTECTED]>
* @author Aaron Smuts <[EMAIL PROTECTED]>
*/
public class SessionExampleServlet extends HttpServlet {
private static Logger log = LoggerManager.getLogger( SessionExampleServlet.class
);
ResourceBundle rb = ResourceBundle.getBundle("LocalStrings");
public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws IOException, ServletException
{
try {
// get JCS wrapper
request = new HttpServletRequestFacade(request, response);
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<body bgcolor=\"white\">");
out.println("<head>");
String title = rb.getString("sessions.title");
out.println("<title>" + title + "</title>");
out.println("</head>");
out.println("<body>");
// img stuff not req'd for source code html showing
// relative links everywhere!
// XXX
// making these absolute till we work out the
// addition of a PathInfo issue
/*
out.println("<a href=\"/examples/servlets/sessions.html\">");
out.println("<img src=\"/examples/images/code.gif\" height=24 " +
"width=24 align=right border=0 alt=\"view code\"></a>");
out.println("<a href=\"/examples/servlets/index.html\">");
out.println("<img src=\"/examples/images/return.gif\" height=24 " +
"width=24 align=right border=0 alt=\"return\"></a>");
*/
out.println("<h3>" + title + "</h3>");
// Get session as normal, but it is coming fomr the JCS
HttpSession session = null;// = request.getSession();
try
{
session = request.getSession(true);
} catch (IllegalStateException ise) {
log.warn(ise.toString());
}
out.println(rb.getString("sessions.id") + " " + session.getId());
out.println("<br>");
out.println(rb.getString("sessions.isnew") + " " + session.isNew() +
"<br>");
out.println(rb.getString("sessions.created") + " ");
out.println(new Date(session.getCreationTime()) + "<br>");
out.println(rb.getString("sessions.lastaccessed") + " ");
out.println(new Date(session.getLastAccessedTime()));
out.println("<br>");
out.println(rb.getString("sessions.requestedid") + " " +
request.getRequestedSessionId() + "<br>");
out.println(rb.getString("sessions.requestedidvalid") + " " +
request.isRequestedSessionIdValid() + "<br>");
//out.println(rb.getString("sessions.fromcookie") + " " +
request.isRequestedSessionIdFromCookie() + "<br>");
//out.println(rb.getString("sessions.fromurl") + " " +
request.isRequestedSessionIdFromURL() + "<br>");
String invalidate = request.getParameter("INVALIDATE");
if(invalidate != null){
// Remove From JCS
session.invalidate();
}else{
String dataName = request.getParameter("dataname");
String dataValue = request.getParameter("datavalue");
if (dataName != null && dataValue != null) {
session.setAttribute(dataName, dataValue);
}
out.println("<P>");
out.println(rb.getString("sessions.data") + "<br>");
Enumeration names = session.getAttributeNames();
while (names.hasMoreElements()) {
String name = (String) names.nextElement();
String value =
session.getAttribute(name).toString();
out.println(name + " = " + value + "<br>");
}
}
///////////////////////////////////////////////
out.println("<P>");
out.print("<form action=\"");
out.print(response.encodeURL("SessionExample"));
out.print("\" ");
out.println("method=POST>");
out.println(rb.getString("sessions.dataname"));
out.println("<input type=text size=20 name=dataname>");
out.println("<br>");
out.println(rb.getString("sessions.datavalue"));
out.println("<input type=text size=20 name=datavalue>");
out.println("<br>");
out.println("<input type=submit>");
out.println("</form>");
out.println("<P>GET based form:<br>");
out.print("<form action=\"");
out.print(response.encodeURL("SessionExample"));
out.print("\" ");
out.println("method=GET>");
out.println(rb.getString("sessions.dataname"));
out.println("<input type=text size=20 name=dataname>");
out.println("<br>");
out.println(rb.getString("sessions.datavalue"));
out.println("<input type=text size=20 name=datavalue>");
out.println("<br>");
out.println("<input type=submit>");
out.println("</form>");
out.println("<P>");
out.println("<P>Invalidate session:<br>");
out.print("<form action=\"");
out.print(response.encodeURL("SessionExample"));
out.print("\" ");
out.println("method=POST>");
out.println("<input type=\"hidden\" name=INVALIDATE value=TRUE>");
out.println("<input type=submit value=\"Invalidate session\">");
out.println("</form>");
// out.print("<p><a href=\"");
// out.print(response.encodeURL("SessionExample?dataname=foo&datavalue=bar"));
// out.println("\" >URL encoded </a>");
out.println("</body>");
out.println("</html>");
out.println("</body>");
out.println("</html>");
} catch (Exception e) {
log.error(e);
}
}
public void doPost(HttpServletRequest request,
HttpServletResponse response)
throws IOException, ServletException
{
doGet(request, response);
}
}
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