Ejemplo Hazelcast - Usuario

Usuario

package es.pdonaire.mensajeria.pojo;

import java.io.Serializable;
import java.util.Date;

public class Usuario implements Serializable {
	
	private static final long serialVersionUID = 1L;
	
	private String nickname;
	private long timestamp;
	
	public Usuario(String nickname, long timestamp) {
		super();
		this.nickname = nickname;
		this.timestamp = timestamp;
	}
	public String getNickname() {
		return nickname;
	}
	public void setNickname(String nickname) {
		this.nickname = nickname;
	}
	public long getTimestamp() {
		return timestamp;
	}
	public void setTimestamp(long timestamp) {
		this.timestamp = timestamp;
	}
	
	public String toString(){
		StringBuilder str = new StringBuilder();
		long timestamp = new Date().getTime();
		String status = "";
		if (timestamp - this.timestamp < 50000)
			status = "Online";
		else if (timestamp - this.timestamp < 100000)
			status = "Ausente";
		else
			status = "Offline";
		
		str.append("[")
		   .append(status)
		   .append("] ")
		   .append(nickname);
		return str.toString();
	}
}