Explain briefly about POJO in Java?

Explain briefly about POJO in Java?

POJO is Plain old java object. The class with its private attributes and the having the getter and setter method. these methods are public so any class from out side can access this attributes via the methods only not directly.


Example :

       

import java.util.Date;

public class Student {

 private int id;
 private String name;
 private Date dob;


 public Date getDob() {
  return dob;
 }

 public void setDob(Date dob) {
  this.dob = dob;
 }


 public int getId() {
  return id;
 }

 public void setId(int id) {
  this.id = id;
 }

 public String getName() {
  return name;
 }

 public void setName(String name) {
  this.name = name;
 }
}

 

Here you can see the Student class POJO with id , name and DOB attributes and having the getter and setter methods.