Person.java

package Entities;

import java.io.Serializable;
import java.util.Observable;
import java.util.Observer;

public class Person implements Observer, Serializable {
	private static final long serialVersionUID = 1L;
	private String name;
	private String email;
	private String phone;

	/*
	 * (non-Javadoc)
	 * 
	 * @see java.lang.Object#hashCode() Used in order to determine the bucket
	 * where to store the Entry<K,V>
	 */
	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((email == null) ? 0 : email.hashCode());
		result = prime * result + ((name == null) ? 0 : name.hashCode());
		result = prime * result + ((phone == null) ? 0 : phone.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Person other = (Person) obj;
		if (email == null) {
			if (other.email != null)
				return false;
		} else if (!email.equals(other.email))
			return false;
		if (name == null) {
			if (other.name != null)
				return false;
		} else if (!name.equals(other.name))
			return false;
		if (phone == null) {
			if (other.phone != null)
				return false;
		} else if (!phone.equals(other.phone))
			return false;
		return true;
	}

	public Person(String name, String email, String phone) {
		super();
		this.name = name;
		this.email = email;
		this.phone = phone;
	}

	@Override
	public String toString() {
		return "Person [name=" + name + ", email=" + email + ", phone=" + phone + "]";
	}

	public String getName() {
		return name;
	}

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

	public String getEmail() {
		return email;
	}

	public void setEmail(String email) {
		this.email = email;
	}

	public String getPhone() {
		return phone;
	}

	public void setPhone(String phone) {
		this.phone = phone;
	}

	public void update(Observable account, Object sum) {
		Account a = (Account) account;
		System.out.println(a + " : " + sum);
	}

}