JSTL Format fmt:setLocale Tag

The <fmt:setLocale> is used to store the given locale in the locale configuration variable of the given scope or the class.

The Syntax Of <fmt:setLocale> Tag

<fmt: setLocale attributes/>

Attributes Of <fmt:setLocale> Tag

Attributes	Description
Value	It is used to specify the locale name in lower case or in upper case. This value name should be as same as of the class name for rendering the page accordingly.
Variant	Specifies the locale variant
Scope	The Scope into which the variable has to be set.

Example

In first ResourceBundle class we have inserted girls name.

Listing 1: SetLocaleForGirls.java

package javabeat.net;

import java.util.ListResourceBundle;
<span style="font-size: 12px; line-height: 18px;">public class SetLocaleForGirls extends ListResourceBundle {</span>
	public Object[][] getContents() {
		return contents;
	}
	static final Object[][] contents = { { "girls.naila", "naila" },
			{ "girls.mitali", "mitali" }, { "girls.rushali", "rushali" }, };
}
<span style="font-size: 12px; line-height: 18px;">

The another ResourceBundle which contains boys name:

Listing 2: SetLocaleForBoys.java

package javabeat.net;

import java.util.ListResourceBundle;
public class SetLocaleForBoys extends ListResourceBundle {
	public Object[][] getContents() {
		return contents;
	}
	static final Object[][] contents = { { "boys.vikrant", "vikrant" },
			{ "boys.ganesh", "ganesh" }, { "boys.mahantesh", "mahantesh" }, };
}

Details of the Code

ListResourceBundle is abstract subclass of resource bundle. It is used to manage the list of values. The class SetLocaleForBoys and SetLocaleForGirls extends the ListResourceBundle to get list of values by using getContent method.

Listing 3: example.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
	pageEncoding="UTF-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt"%>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>
<head>
<title>SetLocale Tag</title>
</head>
<body>
	<fmt:bundle basename="javabeat.net.SetLocaleForGirls" prefix="girls.">
		<fmt:message key="naila" />
		<br />
		<fmt:message key="mitali" />
		<br />
		<fmt:message key="rushali" />
		<br />
	</fmt:bundle>

	<fmt:setLocale value="Boys" />
	<fmt:bundle basename="javabeat.net.SetLocaleForBoys" prefix="boys.">
		<fmt:message key="vikrant" />
		<br />
		<fmt:message key="ganesh" />
		<br />
		<fmt:message key="mahantesh" />
		<br />

	</fmt:bundle>

</body>
</html>

Details of the Code:

<%@ taglib uri=”http://java.sun.com/jsp/jstl/fmt” prefix=”fmt” %> tag is used for formatting the data in jsp page.
In basename we have declared the package name (javabeat.net) and resource bundle name (SetLocaleForGirls).
Prefix girls is used.
<fmt: setLocale value= “boys”/> set the locale in the jsp file of the second ResourceBundle Class i.e SetLocaleForBoys.

Steps for Execution

Save this file as example.jsp in your eclipse IDE. Compile the classes SetLocaleForBoys and SetLocaleForGirls.
Now select this jsp file, right mouse click and select Run as ->Run on server

Output

When the execution process is completed successfully we will get the following output :

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The Syntax Of <fmt:setLocale> Tag

Attributes Of <fmt:setLocale> Tag

Example

Steps for Execution

Output

About Krishna Srinivasan