import java in jsp

**game06** · April 16th, 2013, 04:26 PM

i have a jsp file below. in tere i want to create java methods to test if its number or not etcc... so my plan is to make a java class and put all my methods in there. i need some help importing the java file in jsp.

i am getting error on line:
<%@ page import = "JavaFunctions" %>

index.jsp

<%@ page import = "JavaFunctions" %>
<html>
<body>
 
     <form method="post" action="index.jsp">
		what's your name?<br/>
		<input type="text" name="usernameField"/><br/>
		what's your aga?<br/>
		<input type="text" name="ageField" /><br/>
		<input type="submit" name="submit" />
	</form>
 
	<%
		if (request.getParameter("submit") != null) {
 
			String username = request.getParameter("usernameField");
 
			String number1 = request.getParameter("ageField");
 
			//check errors
			if(username.equals(""))
			{
				out.print("Error enter name");
			}
			else if(number1.equals(""))
			{
				out.print("Error enter age");
			}
			else
			{
				int number1I = Integer.parseInt(request.getParameter("ageField"));
				out.print("answer" + number1I);
			}
		}
	%>
 
</body>
</html>

public class JavaFunctions {
 
	public JavaFunctions() {
		// TODO Auto-generated constructor stub
	}
 
	public static boolean isNumber(String str)
	{
		try
		{
			int num = Integer.parseInt(str);
		}
		catch(NumberFormatException e)
		{
			return false;
		}
		return true;
	}
}

**KevinWorkman** · April 17th, 2013, 07:55 AM

This is the first result for googling "jsp import java": java - How do you import classes in JSP? - Stack Overflow

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