Struts2 ajax validation example.
Posted on: February 7, 2011 at 12:00 AM
In this example, you will see how to validate login using ajax in struts.

Struts2 ajax validation example.

In this example, you will see how to validate login through Ajax in struts2.

 1-index.jsp

<html>ADS_TO_REPLACE_1

<head>

<title>Ajax_Validation_Example</title>

</head>ADS_TO_REPLACE_2

<body><h2>Ajax_Validation_Example</h2><hr/>

<a href="loginForm.action">Go to loginForm</a>

</body>ADS_TO_REPLACE_3

</html>

2_ LoginActionForm.jsp

<%@taglib uri="/struts-tags" prefix="s"%>

<%@taglib uri="/struts-dojo-tags" prefix="sx"%>

<html>ADS_TO_REPLACE_4

<head><title>Ajax_Validation_Example</title><sx:head/></head>

<body><h2>Ajax_Validation_Example</h2><hr/>

<s:actionerror/>ADS_TO_REPLACE_5

<table border="1"><tr><td>

<s:form action="loginValidation" >

<tr><td>ADS_TO_REPLACE_6

<s:textfield label="Name" name="name"></s:textfield></td></tr>

<s:textfield name="password" label="password"></s:textfield>

<s:textfield name="userEmail" label="Email"></s:textfield>ADS_TO_REPLACE_7

<sx:submit validate="true"> </sx:submit>

</s:form></td></tr></table>

</body>ADS_TO_REPLACE_8

</html>

3_ LoginAction.java

package roseindia; 

import com.opensymphony.xwork2.ActionSupport; 

public class LoginAction extends ActionSupport { ADS_TO_REPLACE_9

private String name;

private int password;

private String userEmail; ADS_TO_REPLACE_10

public String getName() {

return name;

} ADS_TO_REPLACE_11

public void setName(String name) {

this.name = name;

} ADS_TO_REPLACE_12

public int getPassword() {

return password;

} ADS_TO_REPLACE_13

public void setPassword(int password) {

this.password = password;

} ADS_TO_REPLACE_14

public String getUserEmail() {

return userEmail;

} ADS_TO_REPLACE_15

public void setUserEmail(String userEmail) {

this.userEmail = userEmail;

} ADS_TO_REPLACE_16

public String execute() throws Exception {

System.out.println("Validating login");

if ((!getName().equals("bharat"))) {ADS_TO_REPLACE_17

addActionError("Invalid user name! Please try again!");

return ERROR;

} else {ADS_TO_REPLACE_18

return SUCCESS; }

}

4_ LoginActionForm-validation.xml

<!DOCTYPE validators PUBLIC 

"-//OpenSymphony Group//XWork Validator 1.0.2//EN" ADS_TO_REPLACE_19

"http://www.opensymphony.com/xwork/xwork-validator-1.0.2.dtd">

<validators>

<field name="name">ADS_TO_REPLACE_20

<field-validator type="requiredstring">

<message>Please enter your name</message>

</field-validator>ADS_TO_REPLACE_21

</field>

<field name="password">

<field-validator type="int">ADS_TO_REPLACE_22

<param name="min">6</param>

<param name="max">12</param>

<message>Password must be in between minimum ${min} and maximum${max}.</message>ADS_TO_REPLACE_23

</field-validator>

</field>

<field name="userEmail">ADS_TO_REPLACE_24

<field-validator type="email">

<message>Please enter valid email id.</message>

</field-validator>ADS_TO_REPLACE_25

</field>

<field name="userEmail">

<field-validator type="requiredstring">ADS_TO_REPLACE_26

<message>Please enter email</message>

</field-validator>

</field>ADS_TO_REPLACE_27

</validators>

5_ struts.xml

<struts>

<constant name="struts.devMode" value="false" />

<package name="struts2" extends="struts-default">ADS_TO_REPLACE_28

<action name="loginForm">

<result>/LoginActionForm.jsp</result>

</action>ADS_TO_REPLACE_29

<action name="loginValidation" class="roseindia.LoginAction">

<interceptor-ref name="jsonValidationWorkflowStack"/>

<result name="input">/LoginActionForm.jsp</result>ADS_TO_REPLACE_30

<result name="error">/LoginActionForm.jsp</result>

<result>/success.jsp</result>

</action>ADS_TO_REPLACE_31

</package>

</struts>

6_ success.jsp

<%@taglib uri="/struts-tags" prefix="s" %>

<html>ADS_TO_REPLACE_32

<head>

<title>Login Success</title>

</head>ADS_TO_REPLACE_33

<body>

<h2>Ajax_Validation_Example</h2><hr/>

<b> User Name : </b> <s:property value="name"/> <br/>ADS_TO_REPLACE_34

<b> Password : </b> <%=request.getParameter("password")%> <br/>

<b>Email id : </b><s:property value="userEmail"/>

</body>ADS_TO_REPLACE_35

</html>

Output

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Download Source Code

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