index.html
1 2 3 4 5 6 7 8 9 10 11 12 | <!DOCTYPE html> <html> <head> <title>Servlet Context Multiple Parameters</title> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> </head> <body> <h1>Servlet Context Multiple Parameters</h1> <a href="get-servlet-context">Get Multiple parameters in servlet context</a> </body> </html> |
web.xml
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | <?xml version="1.0" encoding="UTF-8"?> <web-app version="3.1" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"> <context-param> <param-name>SiteName</param-name> <param-value>Ebhor.com</param-value> </context-param> <context-param> <param-name>Description</param-name> <param-value>Provides free tutorials</param-value> </context-param> <servlet> <servlet-name>ServletContext</servlet-name> <servlet-class>ebhor.servlet.ServletContext</servlet-class> </servlet> <servlet-mapping> <servlet-name>ServletContext</servlet-name> <url-pattern>/get-servlet-context</url-pattern> </servlet-mapping> <session-config> <session-timeout> 30 </session-timeout> </session-config> </web-app> |
ServletContext.java
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 | package ebhor.servlet; import java.io.IOException; import java.io.PrintWriter; import java.util.Enumeration; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; public class ServletContext extends HttpServlet { @Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html"); Enumeration<String> params = getServletContext().getInitParameterNames(); PrintWriter out = response.getWriter(); out.println("<h1>Getting multiple servlet context</h1>"); while (params.hasMoreElements()) { String name = params.nextElement(); String value = getServletContext().getInitParameter(name); out.println("<h2>" + name + ": " + value + "</h2>"); } } } |
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