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Struts 2 s:textfield, s:password and s:submit UI tags


<s:textfield>:

The <s:textfield> tag is used to create a HTML input text box.

Syntax: <s:textfield label=”fieldLabel” name=”fieldName”/>

<s:password>:

The <s:password> tag is used to create a HTML password field.

Syntax: <s:password label=”fieldLabel” name=”fieldName”/>

<s:submit>:

The <s:submit> tag is used to create a HTML submit button.

Syntax: <s:submit value=”buttonLable”/>

Example:

login.jsp

<%@ taglib uri="/struts-tags" prefix="s"%>
<html>
	<head>
	  <title>
            Struts 2 s:textfield, s:password and s:submit UI tags example
          </title>
	</head>
	<body>
	  <h3>
           This is a s:textfield, s:password and s:submit UI tags example.
          </h3>
 
		<s:property value="message" /> <br/>
 
		<s:form action="Login">
			<s:textfield name="userName" label="UserName" />
			<s:password name="password" label="Password" />
			<s:submit value="login" align="center"/>
		</s:form>
 
	</body>
</html>

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5" 
	xmlns="http://java.sun.com/xml/ns/javaee" 
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
	xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
	http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
 
 
 	<filter>
	  <filter-name>struts2</filter-name>
	  <filter-class>
        	org.apache.struts2.dispatcher.ng.
        	filter.StrutsPrepareAndExecuteFilter
          </filter-class>
	</filter>
 
	<filter-mapping>
		<filter-name>struts2</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
 
	<welcome-file-list>
	  <welcome-file>login.jsp</welcome-file>
	</welcome-file-list>
 
</web-app>

struts.xml

<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
 
<struts>
 
	<package name="user" extends="struts-default">
		<action name="Login" 
                              class="com.codesjava.action.Login">
			<result name="success">/welcome.jsp</result>
			<result name="error">/login.jsp</result>
		</action>
	</package>
 
</struts>

TestAction.java

import com.opensymphony.xwork2.ActionSupport;
 
/**
 * This class is used as an action class.
 * @author codesjava
 */
public class Login extends ActionSupport{
	//data members
	private String userName;
	private String password;
	private String message;
 
	//business logic
	public String execute(){
		if(userName.equals("jai") && password.equals("1234")){
			setMessage("Hello " +userName + 
                                    ", You are successfully logged in.");
			return SUCCESS;
		}else{
			setMessage("Invalid username or password.");
			return ERROR;
		}		
	}	
 
	//getter setters
	public String getUserName() {
		return userName;
	}
	public void setUserName(String userName) {
		this.userName = userName;
	}
	public String getPassword() {
		return password;
	}
	public void setPassword(String password) {
		this.password = password;
	}
	public String getMessage() {
		return message;
	}
	public void setMessage(String message) {
		this.message = message;
	}
}

welcome.jsp

<%@ taglib uri="/struts-tags" prefix="s"%>
<html>
	<head>
	 <title>
           Struts 2 s:textfield, s:password and s:submit UI tags example
         </title>
	</head>
	<body>
	 <h3>
          This is a s:textfield, s:password and s:submit UI tags example.
         </h3>
 
	  <s:property value="message" />
 
	</body>
</html>

Output:

struts 28 login
 
Enter UserName: jai and Password: 1234
struts 28 value
 
Click on login button.
struts 28 final
 
Download this example.
 
Next Topic: Struts 2 s:hidden UI tag with example.
Previous Topic: Struts 2 UI tags with example.

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