Programming for beginners: Struts2 : select tag example

Render an HTML input tag of type select. <s:select> tag is used to create drop down box.

formEx.jsp

<%@ 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>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
  <s:form action="formAction" method="post">
    <s:label> Simple form example</s:label>
    <s:textfield name="userName" label="user name : " />
    <s:password name="password" label="password : " />
    <s:hidden name="code" value="1" />
    <s:textarea name="description" rows="10" cols="50"
      label="Tell us about yourself" />

    <s:label> Your Hobbies </s:label>
    <s:checkbox name="movies" label="Movies" />
    <s:checkbox name="cricket" label="Cricket" />
    <s:checkbox name="coding" label="Coding" value="true" disabled="true" />
    <s:checkboxlist label="What's your favor color"
      list="#{'red':'RED','blue':'BLUE','green':'GREEN','yellow':'YELLOW'}"
      name="yourColor" />

    <s:select label="Country" headerKey="-1"
      headerValue="Select Your country"
      list="#{'IN':'INDIA','BAN':'BANGLADESH','AUS':'AUSTRALIA','USA':'AMERICA'}"
      name="country" />
    <s:submit />

  </s:form>
</body>
</html>

success.jsp

<%@ 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>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
  <h1>Successfull</h1>
</body>
</html>

FormAction.java

package strutstutorial.actions;

import java.util.List;

public class FormAction {
  private String userName;
  private String password;
  private int code;
  private String description;
  private boolean movies;
  private boolean cricket;
  private boolean coding;
  private List<String> yourColor;
  private String country;

  public String execute() {
    System.out.println(this);
    return "success";

  }

  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 int getCode() {
    return code;
  }

  public void setCode(int code) {
    this.code = code;
  }

  public String getDescription() {
    return description;
  }

  public void setDescription(String description) {
    this.description = description;
  }

  public boolean getMovies() {
    return movies;
  }

  public void setMovies(boolean movies) {
    this.movies = movies;
  }

  public boolean getCricket() {
    return cricket;
  }

  public void setCricket(boolean cricket) {
    this.cricket = cricket;
  }

  public boolean getCoding() {
    return coding;
  }

  public void setCoding(boolean coding) {
    this.coding = coding;
  }

  public List<String> getYourColor() {
    return yourColor;
  }

  public void setYourColor(List<String> yourColor) {
    this.yourColor = yourColor;
  }

  public String getCountry() {
    return country;
  }

  public void setCountry(String country) {
    this.country = country;
  }

  @Override
  public String toString() {
    StringBuilder builder = new StringBuilder();
    builder.append("FormAction [userName=").append(userName)
        .append(", password=").append(password).append(", code=")
        .append(code).append(", description=").append(description)
        .append(", movies=").append(movies).append(", cricket=")
        .append(cricket).append(", coding=").append(coding)
        .append(", yourColor=").append(yourColor).append(", country=")
        .append(country).append("]");
    return builder.toString();
  }

}

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="default" extends="struts-default">

    <action name="formAction" class="strutstutorial.actions.FormAction">
      <result name="success">/success.jsp</result>
    </action>

  </package>
</struts>

Demo

http://localhost:8080/struts_tutorial/formEx.jsp

When I submit above form, I got following output in console.

FormAction [userName=Hari krishna, password=password123, code=1, description=Nothing much, movies=true, cricket=false, coding=false, yourColor=[red, green], country=IN]

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Programming for beginners

Saturday 24 October 2015

Struts2 : select tag example

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