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- 12-21-2007, 05:54 PM #1
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I need help with my java servlet homework(average)
My teacher asked me to do a java servlet code that will get the average of x numbers...I am planning to make a code that will put a dilimeter(such as comma or space) to ask the user to input their x numbers...unfortunately I don't know how to make this and how I am going to compute for the average...please help me...for now I only manage to make the very basic of the script...please help me...
My HTML code:
Java Code:<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>Insert title here</title> </head> <body> <p>Average</p> <form action="AverageNumber" method=get> <p><input type=text name=number></p> <input type=submit name=submit value=Submit> </form> </body> </html>
Java Code:import java.io.*; import java.util.Arrays; import javax.servlet.*; import javax.servlet.http.*; public class AverageNumber extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { int number = Integer.parseInt(request.getParameter("number")); response.setContentType("text/html"); PrintWriter out = response.getWriter(); out.println("<html>"); out.println("<head>"); out.println("<title>Sorting Servlet</title>"); out.println("</head>"); out.println("<body>"); out.println(answer); out.println("</body>"); out.println("</html>"); } public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { doGet(request, response); } }
- 12-22-2007, 06:24 AM #2
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edited java servlet
I've done some changes in my code...This time I was able to somehow organize my thought to compute for average...I used stringtokenizer to split the numbers...unfortunately I am experiencing some errors...please help me...please check my code...
Java Code:import java.io.*; import javax.servlet.*; import javax.servlet.http.*; public class AverageNumber extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { int number = Integer.parseInt(request.getParameter("number")); response.setContentType("text/html"); PrintWriter out = response.getWriter(); out.println("<html>"); out.println("<head>"); out.println("<title>Sorting Servlet</title>"); out.println("</head>"); out.println("<body>"); out.println(answer); out.println("</body>"); out.println("</html>"); } public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { doGet(request, response); } public int process(Integer number){ int count=0; int sum=0; StringTokenizer st=new StringTokenizer(number); while (st.hasMoreTokens()){ System.out.println(st.nextToken()); } for (int=0; i<number.length; i++){ count=count+1; sum=average+number; } int average=sum/count; System.out.println("Result: "+average); } } }
- 12-23-2007, 10:57 PM #3
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I hope this could be helpful
Hey buddy,
I attached two zip files, one of them in AverageNumber.zip which is a web application (source included) in order to deploy it, first extract it and then copy the extracted folder to webapps directory of your tomcat,
the second one is a netbeans project (AverageNumber_nbproject.zip), if you download the netbeans 6.0 IDE. you can extract the zip file and open it with netbeans.
download the NetBeans 6.0 IDE from : Welcome to NetBeans
it'll be solve most of your programming problems.
I hope it would be helpful
Regards,
james
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