Util to get the elapsed (relative) time from a given date to now. Currently supports English & Spanish

ElapsedTimeUtil.java

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
import java.util.List;

public class ElapsedTimeUtil {

    Date now, date;
    List<String> englishStrings = Arrays.asList("Moments ago", "1 day ago", "1 week ago", " days ago", "1 year ago", " years ago", "1 month ago", " months ago");
    List<String> spanishStrings = Arrays.asList("Hace algunos momentos", "Hace 1 día", "Hace 1 semana", " días atrás", "Hace más de 1 año", " años atrás", "Hace más de 1 mes", " meses atrás");
    public enum Language{
        SPANISH, ENGLISH
    }

    public ElapsedTimeUtil(Date date) {
        this.now = new Date();
        this.date = date;
    }

    public void setDate(Date date) {
        this.date = date;
    }

    public String getElapsedTime(Language language){
        List<String> languageStrings = new ArrayList<>();
        switch (language){
            case SPANISH:
                languageStrings = this.spanishStrings;
                break;
            case ENGLISH:
                languageStrings = this.englishStrings;
                break;
        }
        long nowInLong = this.now.getTime();
        long dateInLong = this.date.getTime();

        long diff = nowInLong - dateInLong;
        long diffInDays = diff / (1000L * 60L * 60L * 24L);

        if (diffInDays == 0){
            return languageStrings.get(0);
        }

        if (diffInDays == 1){
            return languageStrings.get(1);
        }

        if (diffInDays == 7){
            return languageStrings.get(2);
        }

        if (diffInDays < 30){
            return diffInDays + languageStrings.get(3);
        } else {

            if (diffInDays >= 365){
                long diffInYears = diff / (1000L * 60L * 60L * 24L * 31L * 12L);
                if (diffInYears == 1){
                    return languageStrings.get(4);
                } else {
                    return diffInYears + languageStrings.get(5);
                }
            }

            long diffInMonths = diff / (1000L * 60L * 60L * 24L * 30L);
            if (diffInMonths == 1){
                return languageStrings.get(6);
            } else {
                return diffInMonths + languageStrings.get(7);
            }
        }
    }
}

Example: