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Resource Tag:

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bean: resource Tag - is used to load a web application resource and make it available as a bean.

Resource Tag:

     

bean: resource Tag - is used to load a web application resource and make it available as a bean.

This tag  retrieve the value of the specified web application resource, and make it available as either a InputStream or a String, depending on the value of the input attribute.

Note: If  problem occurs while retrieving the specified resource, a request time exception will be thrown.

Name Description
id

This attribute specifies the name of the scripting variable (and associated page scope attribute) that will be made available with the value of the specified web application resource.

input

If any arbitrary value for this attribute is specified, the resource will be made available as an InputStream. If this attribute is not specified, the resource will be made available as a String.

name

Module-relative name (starting with a '/') of the web application resource to be loaded and made available.

Example Illustrating the use of the Resource<bean: resource> tag.
Here you will learn to use the Struts Html  <bean: resource>tags. 
We will cover an example that will show a working of<bean: resource>tags

Example code
Creating an Action Class    Not Required here.
Creating Form Bean     : Not Required here.
Developing the Action Mapping in the struts-config.xml   : Not Required here.


Developing the beanResourceTag.jsp page :

<%@page contentType="text/html"%>
<%@page pageEncoding="UTF-8"%>
<%taglib uri="http://jakarta.apache.org/struts/tags-bean" prefix="bean" %>
<%taglib uri="http://jakarta.apache.org/struts/tags-html" prefix="html" %>
<%taglib uri="http://jakarta.apache.org/struts/tags-logic" prefix="logic" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html> 
  <body bgcolor="#999933"
  <div align="center">
 <h2><font color="#33FF33">
  Demo Of struts-bean:resource Tag
  </font>
  </h2>

  </div>
  <bean:resource name="/WEB-INF/web.xml"  id="welcome"/>
  <table border="2">
  <tr><td><p>
   <font color=
"#33FF33">
  Display the contents returned by invoking
   </font>    </p>    </td>   </tr>

  <tr><td>
  <pre><bean:write name="welcome"/></pre>
  </td></tr>
  </table>
  </body>
</html>

Add the following line in the index.jsp to call the form.

<a href="beanResourceTag.jsp">beanResourceTagDemo</a><br/>

Building and Testing the Example:
Build , deploy and Test  the application . 
Open the browser and navigate to the beanResourceTag.jsp page
Your browser displays the following page beanResourceTag.jsp and see the output.

Output:

Above actions displays the working of <bean:resource>Tag..

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Posted on: January 10, 2008

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