Programming for beginners: jsp import attribute

Saturday 14 March 2015

jsp import attribute

import attribute

the value is like import statement in java language.

Syntax

<%@ page import="memeber1,member2,...,memberN" %>

here member can be any package or any class. These members can be converted to import statements in servlet.

Example

<%@page import="java.util.Random, java.io.*" %>

Above page directive imports Random class and io package. Observe that there is no semi colon after importing classes and packages.

<%@page language="java" contentType="text/html" pageEncoding="UTF-8"%>
<%@page import="java.util.Random, java.io.*" %>

<!DOCTYPE html>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>Hello World</title>
    </head>
    <body>
        <h1> 
            <%
                Random rand = new Random();
                int randVal = rand.nextInt();
            %>
            
            Random vale is :<%=randVal%>
        </h1>
        
    </body>
</html>

Sample Output

Below packages import into JSP page by default.

java.lang

javax.servlet

javax.servlet.http

javax.servlet.jsp

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Programming for beginners

Saturday 14 March 2015

jsp import attribute

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