Struts 2 Annotation Example

We are going to explain the entire example on the Struts 2 annotations. we have to follow the given instructions or steps to make a proper working annotation application using the eclipse IDE. The steps need to be followed are as follows:-     Step 1:- Create the dynamic project as go to new prokect > dynamic web project and create the view file index,jsp in >  web content folder. <div style="width:600px; height:auto; border:1px solid gray; background-color:#ccc;"> <%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <%@ taglib prefix="s" uri="/struts-tags"%> DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <title>Employee infotitle> head> <body> <s:form action="empinfo" method="post"> <s:textfield name="name" label="Name" size="20" /> <s:textfield name="age" label="Age" size="20" /> <s:submit name="submit" label="Submit" align="center" /> s:form> body> html> </div>     Step 2:- Create another view success.jsp <div style="width:600px; height:auto; border:1px solid gray; background-color:#ccc;"> <%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <%@ taglib prefix="s" uri="/struts-tags"%> DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <title>Successtitle> head> <body> Employee Information is entered successfully. body> html> </div>     Step 3:- Create the Action class Employee.java <div style="width:600px; height:auto; border:1px solid gray; background-color:#ccc;"> package r4r; import com.opensymphony.xwork2.ActionSupport; import org.apache.struts2.convention.annotation.Action; import org.apache.struts2.convention.annotation.Result; import org.apache.struts2.convention.annotation.Results; import com.opensymphony.xwork2.validator.annotations.*; @Results({ @Result(name="success", location="/success.jsp"), @Result(name="input", location="/index.jsp") }) public class Employee extends ActionSupport { private static final long serialVersionUID = 1L; private String name; private int age; @Action(value="/empinfo") public String execute() { return SUCCESS; } @RequiredFieldValidator( message = "The name is required" ) public String getName() { return name; } public void setName(String name) { this.name = name; } @IntRangeFieldValidator(message = "Age must be in between 28 and 65", min = "29", max = "65") public int getAge() { return age; } public void setAge(int age) { this.age = age; } } </div> Step 4:- Create the configuration file web.xml <div style="width:600px; height:auto; border:1px solid gray; background-color:#ccc;"> xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" version="3.0"> <display-name>Logindisplay-name> <welcome-file-list> <welcome-file>index.jspwelcome-file> welcome-file-list> <filter> <filter-name>struts2filter-name> <filter-class> org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter filter-class> filter> <filter-mapping> <filter-name>struts2filter-name> <url-pattern>/*url-pattern> filter-mapping> web-app> </div>   As there are used the annotations then we really don't need struts .xml now we can do all with the annotations only. this is the benefit of annotation feature in struts 2 These are some very general and easy steps to learn, how to use annotation in Struts2. Now you can download the Files from hear:- <button type="button"><a href="http://r4r.in/struts/struts-application-examples/Annoatation.zip">Download project in zip</a></button> <button type="button"><a href="#">Download War</a></button> <button type="button"><a href="#">Download Lib</a></button>

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Struts 2 Annotation Example by R4R Team

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