Hey guys in this post, we will discuss reading the dropdown list items from Managed bean in JSF
Table of Contents
Overview
- To create dropdown list we use
<h:selectOneMenu>tag <h:selectOneMenu>takesvalueproperty which will hold the value of the selected item- We will use
<c:selectItems>tag to add the dropdown items <c:selectItems>takes the propertyvalue, which will contains the dropdown items in List, Set etc.,
Complete example
We will create this example step by step, follow this tutorial till the end
Read More:
- Check the Complete JavaServer Faces (JSF) Tutorial
- Check the Complete Spring Data JPA Tutorial
- Check the Complete Spring Security Tutorial
- Check the Javascript Projects for Beginners
Create Dynamic Web Project
To create a dynamic web project, you can read the following tutorial
Create a bean
Create Register.java inside the in.bushansirgur.jsf.beans package and add the following content
package in.bushansirgur.jsf.beans;
import java.util.Arrays;
import java.util.List;
import javax.faces.bean.ManagedBean;
@ManagedBean
public class Register {
private String email;
private String password;
private String role;
private List<String> roleOptions;
public Register() {
roleOptions = Arrays.asList("User", "Admin", "Power Admin");
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String getRole() {
return role;
}
public void setRole(String role) {
this.role = role;
}
public List<String> getRoleOptions() {
return roleOptions;
}
public void setRoleOptions(List<String> roleOptions) {
this.roleOptions = roleOptions;
}
}
Create Input form
Create register-form.xhtml file inside the WebContent and add the following content
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://xmlns.jcp.org/jsf/html"
xmlns:c="http://xmlns.jcp.org/jsf/core">
<h:head>
<title>Input Form</title>
</h:head>
<h:body>
<h:form>
Email: <h:inputText id="email" value="#{register.email}" />
<br/><br/>
Password: <h:inputSecret id="password" value="#{register.password}" />
<br/><br/>
Role:
<h:selectOneMenu value="#{register.role}">
<c:selectItems value="#{register.roleOptions}"/>
</h:selectOneMenu>
<br/><br/>
<h:commandButton value="Login" action="dashboard" />
</h:form>
</h:body>
</html>
Create a response page
Create dashboard.xhtml page inside the WebContent folder and add the following content
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://xmlns.jcp.org/jsf/html">
<h:head>
<title>Dashboard</title>
</h:head>
<h:body>
<div>
<span>The Logged in user is: #{register.email}</span>
<span style="float: right;">Role: #{register.role}</span>
</div>
</h:body>
</html>
Run the app
To run the application, right click on the project, select Run As -> choose Run on Server
Open the browser, navigate to the URL http://localhost:8080/JSF-hello-world/faces/register-form.xhtml
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