Techie Uncle

write the following code and follow the steps as below:

index.html:
<html><body>

<form action="welcome" method="get">
Enter your name<input type="text" name="name"><br>

<input type="submit" value="login">

web.xml

<web-app>

<servlet-name>BABU</servlet-name>

<servlet-class>HEERA</servlet-class>

</servlet>

<servlet-mapping>

<servlet-name>BABU</servlet-name>

<url-pattern>/welcome</url-pattern>

</servlet-mapping>

</web-app>

HEERA.java

import javax.servlet.http.*;

import javax.servlet.*;

import java.io.*;

public class HEERA extends HttpServlet{

public void doGet(HttpServletRequest req,HttpServletResponse res)throws ServletException,IOException

{

res.setContentType("text/html");

PrintWriter pw=res.getWriter();

String name=req.getParameter("name");

pw.println("Welcome "+name);

}}

now compile the above folder as below:

use the following steps and compile HEERA.java to get HEERA.class file

Now to complete the project follow the hierarchy of file:

step1. create a folder and name the folder as your project name.

folder name; HEERA

step2. make index.html and WEB-INF in HEERA folder

step3. Create web.xml and a folder classes in WEB-INF

step4. copy the HEERA.class file in classes folder.

Finally, project is completed.

Start the server as below:

Now you need to write url in browser as below:

(1) if your tomcat server has port 8088 then write url as

http://localhost:8088/

otherwise, if your tomcat server has port 8080 then write url as

http://localhost:8080/

then new server window will open as below:

Now, a new open window will open and the project HEERA folder will show on the the server on Applications tables as below:

Now, click on the HEERA and new window will open as below:

Enter name of a person and click on login button.

Then, finally servlet load the name on bowser that you have entered.

Simple project in servlet

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