calculate Age for a Birthday - Android java.util

Android examples for java.util:Date Algorithm

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Description

calculate Age for a Birthday

Demo Code


//package com.java2s;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import android.content.Context;

import android.util.Log;

public class Main {
    public static String calculateAge(Context context, String date) {
        final String FACEBOOK = "MM/dd/yyyy";
        try {//from  w  w  w  .j  a v  a2 s  .  com
            SimpleDateFormat sf = new SimpleDateFormat(FACEBOOK,
                    Locale.ENGLISH);
            sf.setLenient(true);
            Date birthDate = sf.parse(date);
            Date now = new Date();
            int age = now.getYear() - birthDate.getYear();
            birthDate.setHours(0);
            birthDate.setMinutes(0);
            birthDate.setSeconds(0);
            birthDate.setYear(now.getYear());
            if (birthDate.after(now)) {
                age -= 1;
            }
            return Integer.toString(age);

        } catch (Exception e) {
            Log.d("DEBUG", "exception in getTwitterDate:");
            e.printStackTrace();
            return "Unknown";
        }
    }
}

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