Include Directive tag

Watch “JSP Part-6 | Action Tag with example (Gujarati)” on YouTube

by
Jdk #Java #JSP #JavaServerPages #Scriplet #JSPActionTags #Gujarati #RaviROza #JspInclude #JSPForward

Video features the following:

  • usage of Action tag
  • jsp:include
  • jsp-forward
  • jsp-param
  • Actions tags are used to do things without using Java inside the scriptlets.
  • They are used to control the flow between pages and to use Java Bean.
  • They can be used for specific task such as including other resource, forward the request to other resource (html/jsp/servlet), working with java bean objects

Following are the list of files used in example

  • header.jsp
  • index.jsp
  • page1.jsp
  • page2.jsp

header.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!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>Header</title>
</head>
<body>
<center>
<h1> Ravi R. Oza </h1>
<h4> Home Page </h4>
<hr>
</center>
</body>
</html>
index.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!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>JSP Action Tag Demo</title>
</head>
<body>
<jsp:include page="header.jsp"></jsp:include>
<form action="page1.jsp">
<h1>JSP Action Tag Demo</h1>
<hr>
	<p> Enter your name 
		<input type="text" name="txtName">
	</p>
	<p>
		<input type="submit" value="Go to Page1">
	</p>

</form>
</body>
</html>
page1.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!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>Page1</title>
</head>
<body>

<jsp:forward page="page2.jsp">
	<jsp:param value="Advance Java" name="txtSub"/>
</jsp:forward>

</body>
</html>
page2.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!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>Testing Action tags with JSP Param</title>
</head>
<body>
<jsp:include page="header.jsp"></jsp:include>
<h1>Testing Action tags with JSP Param</h1>
<hr>
<p> Name : <%=request.getParameter("txtName") %>
<p> Subject : <%= request.getParameter("txtSub") %>
</body>
</html>

Summary:

  • Actions tags are used to do things without using Java inside the scriptlets.
  • They are used to control the flow between pages and to use Java Bean.
  • They can be used for specific task such as including other resource, forward the request to other resource (html/jsp/servlet), working with java bean objects

OS : Windows 10
Jdk : Version 8
IDE : Eclipse Mars
Server : Apache Tomcat 7

Follow me @
https://raviroza.wordpress.com/
https://raviroza.blogspot.com/
https://www.facebook.com/ravi.oza.it
https://twitter.com/raviozaIT

Subscribe my channel to get latest video notification https://www.youtube.com/user/ravioza101

Watch “JSP Part-5 | Page Directive attributes example (Gujarati)” on YouTube

by
Jdk #Java #JSP #JavaServerPages #Scriplet #PageDirectiveAttributes #Gujarati #RaviROza

Video features the following:

  • usage of page attributes in JSP

Following are the list of files used in example

  • index.jsp
  • myerror.jsp
index.jsp
<%@ page 	
	language="java" 
	contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"  
    errorPage="/myerror.jsp"         
    %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>JSP Page Directives</title>
</head>
<body>
<h1>JSP Page Directives Demo</h1>
<h3>Ravi R. Oza</h3>
<hr/>

<%
	String name = null;
	int n = name.length();
        //   or try below
	//int n=100/0;
%>
</body>
</html>
myerror.jsp
<%@ page isErrorPage="true" %>

<h1> OOPS, There is an Error</h1>

<h2> Please check the input or wait for server to response.</h2>
<font color="red">
 
<%= exception %>
</font>

Summary

  • It is used to provide instructions to a container that connect to current JSP page.
  • It defines page dependent properties/attributes such as scripting language, error page, etc., which communicates with the Web Container at the time of page translation.

OS : Windows 10
Jdk : Version 8
IDE : Eclipse Mars
Server : Apache Tomcat 7

Follow me @
https://raviroza.wordpress.com/
https://raviroza.blogspot.com/
https://www.facebook.com/ravi.oza.it
https://twitter.com/raviozaIT

Subscribe my channel to get latest video notification https://www.youtube.com/user/ravioza101

Watch “JSP-4 | Include Directive example (Gujarati)” on YouTube

by
Jdk #Java #JSP #JavaServerPages #Scriplet #IncludeDirectiveTag #IncludeDirective #Gujarati #RaviROza

Video features the following:

  • Usage of Include Directive tag
  • Inclusion of any java/html/jsp resource in jsp file

Following are the list of files used in example

  • index.jsp
  • header.html
  • footer.html
  • search.jsp
  • about.jsp
  • contact.jsp
index.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!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>JSP Include Tag Example</title>
</head>
<body>
<%@ include file="header.html" %>

<h2>Content of index page is this </h2>
<p> <p> <p> <p> <p> <p> <p> <p> 



<%@ include file="footer.html" %>
</body>
</html>
header.html
<!DOCTYPE html>
<html>
<head>
<meta charset="ISO-8859-1">
<title>header</title>
</head>
<body>

<h1 align="center">Ravi R. Oza (header)</h1>
<p align="right">
<a href="index.jsp"> Home </a> |
<a href="search.jsp"> Search </a> | 
<a href="contact.jsp"> Contact </a>|
<a href="about.jsp"> About </a>
<hr/>
</p> 
</body>
</html>
footer.html
<!DOCTYPE html>
<html>
<head>
<meta charset="ISO-8859-1">
<title>footer</title>
</head>
<body>

<hr/>
<p align="center">

<h3>2020 Copyrights reserved to RaviROza (footer)</h3>

</p>

</body>
</html>
search.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>
<head>
<meta charset="ISO-8859-1">
<title>search</title>
</head>
<body>
<%@ include file="header.html" %>

<h2> SEARCH  </h2>
Search : <input type="text">
<p> <p> <p> <p> <p> <p> <p> <p> 

<%@ include file="footer.html" %>
</body>
</html>
about.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>
<head>
<meta charset="ISO-8859-1">
<title>contact</title>
</head>
<body>
<%@ include file="header.html" %>

<h3>About me  </h3>
<h2> Myself Ravi R. Oza </h2>
<h4> Myself Educator, Blogger, YouTuber, Learner </h4> 

<p> <p> <p> <p> <p> <p> <p> <p> 

<%@ include file="footer.html" %>
</body>
</html>
contact.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>
<head>
<meta charset="ISO-8859-1">
<title>contact</title>
</head>
<body>
<%@ include file="header.html" %>

<h2>Contact me  </h2>
<p> Mail me : Ravi.oza.it@gmail.com
<p> Follow me on Youtube @RaviROza
<p> <p> <p> <p> <p> <p> <p> <p> 

<%@ include file="footer.html" %>
</body>
</html>

In this example index page used as home page.
Header.jsp contains the header information such as website name, logo & menus.
Footer.jsp contains the footer information such as quick links, company’s policies etc.,
Search.jsp is used to find the information from website.
About.jsp is the page which holds the info related to company history & its objective past and future work
Contact.jsp is the contact page which is useful when client want to communicate with the company.

Summary:
JSP Include Directive is the best way to have reuseability, where a the content of one page or resources can be merged to existing Jsp

OS : Windows 10
Jdk : Version 8
IDE : Eclipse Mars
Server : Apache Tomcat 7

Follow me @
https://raviroza.wordpress.com/
https://twitter.com/raviozaIT
https://www.facebook.com/ravi.oza.it

Subscribe my channel to get latest video notification https://www.youtube.com/user/ravioza101