In this example, you will see how to implement client side validation in
struts2 application. We
can easily implement client side validation in struts2.
If we adds validate="true" in struts2 form
tags, than it will
works as client side validation in struts.
Note:- if you wants to see struts generated JavaScript then display view source of your page.
index.jspADS_TO_REPLACE_1
|
<%@ page language="java" contentType="text/html;charset=ISO-8859-1" pageEncoding ="ISO-8859-1"%><%@ taglib uri="/struts-tags" prefix="s" %>ADS_TO_REPLACE_2< html>< head><title>Index Page</title></head>< body><h3>Struts2_Client_Side_Validation_Example</h3>ADS_TO_REPLACE_3< s:a href="registrationForm.action"><FONT color="green" >Go To Login Page..</FONT> </s:a> </body>ADS_TO_REPLACE_4
</ |
RegistrationForm.jsp
|
<%@ page language="java" contentType="text/html;charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <%@taglib uri="/struts-tags" prefix="s" %>ADS_TO_REPLACE_5 < html>< head><title>Registration Form</title></head><s:head/>< body><h3 >Struts2_Client_Side_Validation_Example</h3><hr>ADS_TO_REPLACE_6< font style="color: green;"> Registration Form</font>< s:form action="registrationProcess.action" name="registration"
method="post">ADS_TO_REPLACE_7
< <s:password key="password"/> <s:submit
value="Registration"/></s:form>ADS_TO_REPLACE_8
</ |
RegistrationAction.java (Action Class)
|
package roseindia.action;import roseindia.Model.RegistrationModel;import com.opensymphony.xwork2.ActionSupport;ADS_TO_REPLACE_9import com.opensymphony.xwork2.ModelDriven;public class RegistrationAction extends ActionSupport implementsModelDriven<Object> {ADS_TO_REPLACE_10 RegistrationModel obRegModel; public String execute() { return SUCCESS; }ADS_TO_REPLACE_11@Override public Object getModel() { obRegModel = new RegistrationModel();ADS_TO_REPLACE_12 return obRegModel; }} |
RegistrationAction-validation.xml
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<! DOCTYPE validators PUBLIC"-//OpenSymphony Group//XWork Validator 1.0.2//EN" ADS_TO_REPLACE_13"http://www.opensymphony.com/xwork/xwork-validator-1.0.2.dtd" >< validators>< field name="firstname">ADS_TO_REPLACE_14< field-validator type="requiredstring"> <message key="requiredstring"/></ field-validator> </field>ADS_TO_REPLACE_15< field name="password">< field-validator type="requiredstring"> <message key="requiredstring"/>ADS_TO_REPLACE_16</ field-validator></ field>< field name="password">ADS_TO_REPLACE_17< field-validator type="stringlength">< param name="minLength">5</param>< param name="maxLength">15</param>ADS_TO_REPLACE_18< param name="trim">true</param>< message >Please enter Min %{minLength} character or Max %{maxLength}Character </message> </ field-validator>ADS_TO_REPLACE_19</ field></validators> |
package.properties
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requiredstring = ${getText(fieldName)} is required.firstname = Student NameADS_TO_REPLACE_20password= Password |
RegistrationModel.java (Model)
|
package roseindia.Model;import
java.io.Serializable;ADS_TO_REPLACE_21
public { private String firstname;ADS_TO_REPLACE_22 private String password; public String getFirstname() { return firstname; }ADS_TO_REPLACE_23 public void setFirstname(String firstname) { this.firstname = firstname; } public String getPassword() {ADS_TO_REPLACE_24 return password; } public void setPassword(String password) { this.password
= password; }ADS_TO_REPLACE_25
} |
struts.xml
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<? xml version="1.0" encoding="UTF-8"?><! DOCTYPE struts PUBLICADS_TO_REPLACE_26 "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd">< struts>ADS_TO_REPLACE_27 <constant name="struts.enable.DynamicMethodInvocation" value="false" /> <constant name="struts.devMode" value="false" /><package name="roseindia" namespace="/" extends="struts-default">ADS_TO_REPLACE_28 <action name="registrationForm"> <result>Registration/RegistrationForm.jsp</result> </action>ADS_TO_REPLACE_29 <action name="registrationProcess" class="roseindia.action.RegistrationAction"> <result name="input">Registration/RegistrationForm.jsp</result> <result name="error">Registration/RegistrationForm.jsp</result>ADS_TO_REPLACE_30 <result>Registration/RegistrationSuccess.jsp</result> </action></package></ struts> |
RegistrationSuccess.jspADS_TO_REPLACE_31
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<%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <%@taglib uri="/struts-tags" prefix="s" %>ADS_TO_REPLACE_32<! DOCTYPE html PUBLIC"-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html>ADS_TO_REPLACE_33
< <body><h2 style="color: green">Hi, < s:property value="firstname"/>ADS_TO_REPLACE_34your welcome. </h2>< h3 style="color: gray;">Login success.</h3></body></ html> |
Struts generated JavaScript code. (Registrartion.jsp)ADS_TO_REPLACE_35
|
<html> <head> <title>Registration Form</title></head> <link rel="stylesheet" href="/Struts2_Client_Side_Validation_Example/struts /xhtml/styles.css" type="text/css"/> <script src="/Struts2_Client_Side_Validation_Example/struts/utils.js" type="text/javascript"></script> <body> <h3 >Struts2_Client_Side_Validation_Example</h3> <hr> <font style="color: green;"> Registration Form</font> <form id="registrationProcess" name="registration" action= "registrationProcess.action" method="post"> <table class="wwFormTable"> <tr errorFor="registrationProcess_firstname"> <td align="center" valign="top" colspan="2"><span class="errorMessage"> Student Name is required.</span></td></tr> <tr> <td class="tdLabel"><label for="registrationProcess_firstname" class= "errorLabel">Student Name:</label></td> <td><input type="text" name="firstname" value="" id= "registrationProcess_firstname"/></td></tr> <tr errorFor="registrationProcess_password"> <td align="center" valign="top" colspan="2"><span class= "errorMessage">Password is required.</span></td></tr> <tr> <td class="tdLabel"><label for="registrationProcess_password" class="errorLabel">Password:</label></td> <td><input type="password" name="password" id="registrationProcess_password"/></td></tr> <tr><td colspan="2"><div align="right"><input type= "submit" id="registrationProcess_0" value="Registration"/> </div></td></tr></table></form></body></html> |
Output
ADS_TO_REPLACE_36
ADS_TO_REPLACE_37
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