Excerpted from http://balusc.blogspot.com/2011/01/jsf-20-tutorial-with-eclipse-and.html
Model:
package com.example;
import java.io.Serializable;
import java.util.Date;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Pattern;
public class User implements Serializable {
private static final long serialVersionUID = 1L;
private Long id;
@NotNull (message = "Please enter username")
private String username;
@NotNull (message = "Please enter password")
@Pattern(regexp = ".*(?=.{8,})(?=.*\\d)(?=.*[a-z])(?=.*[A-Z]).*", message = "Password is not strong enough")
private String password;
@NotNull (message = "Please enter email")
@Pattern(regexp = "([^.@]+)(\\.[^.@]+)*@([^.@]+\\.)+([^.@]+)", message = "Email is not in valid format")
private String email;
private Date birthdate;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
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 String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public Date getBirthdate() {
return birthdate;
}
public void setBirthdate(Date birthdate) {
this.birthdate = birthdate;
}
}
Backing Bean:
package com.example;
import java.io.Serializable;
import javax.annotation.PostConstruct;
import javax.faces.application.FacesMessage;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.ViewScoped;
import javax.faces.context.FacesContext;
@ManagedBean
@ViewScoped
public class Register implements Serializable {
private static final long serialVersionUID = 1L;
private User user;
@PostConstruct
public void init() {
user = new User();
}
public void submit() {
FacesMessage message = new FacesMessage("Registration succesful!");
FacesContext.getCurrentInstance().addMessage(null, message);
}
public User getUser() {
return user;
}
}
View:
<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/xhtml" xmlns:f="http://java.sun.com/jsf/core"
xmlns:h="http://java.sun.com/jsf/html" xmlns:ui="http://java.sun.com/jsf/facelets">
<h:head>
<title>Register User</title>
</h:head>
<h:body>
<h:form id="form">
<h:panelGrid columns="3">
<h:outputLabel for="username">Username</h:outputLabel>
<h:inputText id="username" label="Username" value="#{register.user.username}">
<f:ajax event="blur" render="usernameMessage" />
</h:inputText>
<h:message id="usernameMessage" for="username" />
<h:outputLabel for="password">Password</h:outputLabel>
<h:inputSecret id="password" label="Password" value="#{register.user.password}" redisplay="true">
<f:ajax event="blur" render="passwordMessage" />
</h:inputSecret>
<h:message id="passwordMessage" for="password" />
<h:outputLabel for="email">Email</h:outputLabel>
<h:inputText id="email" label="Email" value="#{register.user.email}" >
<f:ajax event="blur" render="emailMessage" />
</h:inputText>
<h:message id="emailMessage" for="email" />
<h:outputLabel for="birthdate">Birthdate (yyyy-MM-dd)</h:outputLabel>
<h:inputText id="birthdate" converterMessage="Please enter date in yyyy-MM-dd format" label="Birthdate" value="#{register.user.birthdate}">
<f:convertDateTime pattern="yyyy-MM-dd" />
<f:ajax event="blur" render="birthdateMessage" />
</h:inputText>
<h:message id="birthdateMessage" for="birthdate" />
<h:panelGroup />
<h:commandButton value="Register" action="#{register.submit}">
<f:ajax execute="@form" render="@form" />
</h:commandButton>
<h:messages globalOnly="true" layout="table" />
</h:panelGrid>
</h:form>
</h:body>
</html>
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