You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
43 lines
1.6 KiB
Java
43 lines
1.6 KiB
Java
An included servlet
|
|
|
|
package com.ack.web.servlet;
|
|
|
|
import java.io.IOException;
|
|
import java.io.PrintWriter;
|
|
import javax.servlet.ServletException;
|
|
import javax.servlet.http.HttpServlet;
|
|
import javax.servlet.http.HttpServletRequest;
|
|
import javax.servlet.http.HttpServletResponse;
|
|
|
|
public class AnIncludedServlet extends HttpServlet {
|
|
|
|
public void doGet( HttpServletRequest req, HttpServletResponse res )
|
|
throws ServletException, IOException {
|
|
PrintWriter pw = res.getWriter();
|
|
|
|
/**
|
|
* note that a servlet that has been included within another
|
|
* servlet has access to both the original request uri, servlet
|
|
* path, path info, context path and query string through the
|
|
* HttpServletRequest object.
|
|
*
|
|
* However it also has access to these values that can be different
|
|
* depending on how the servlet include was dispatched. The servlet
|
|
* engine gives you access to these though request attributes as
|
|
* demonstrated before.
|
|
*/
|
|
|
|
pw.println( "<h1>The Included Servlet</h1>" );
|
|
pw.println( "<br>request uri: " +
|
|
req.getAttribute( "javax.servlet.include.request_uri" ) );
|
|
pw.println( "<br>context path: " +
|
|
req.getAttribute( "javax.servlet.include.context_path" ) );
|
|
pw.println( "<br>servlet path: " +
|
|
req.getAttribute( "javax.servlet.include.servlet_path" ) );
|
|
pw.println( "<br>path info: " +
|
|
req.getAttribute( "javax.servlet.include.path_info" ) );
|
|
pw.println( "<br>query string: " +
|
|
req.getAttribute( "javax.servlet.include.query_string" ) );
|
|
}
|
|
}
|