Android Open Source - Weather Time

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License

The source code is released under:

Apache License

Java Source Code

package com.volitic.weather;
/*  w w  w .j a v  a  2 s .  co  m*/
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.concurrent.TimeUnit;

public class Time {


    public static String secondsToTime( float seconds, int adjustment, boolean use_seconds ){

        if(adjustment > 12 || adjustment < -12){
            adjustment = 0;
        }

        seconds = seconds + adjustment * 3600; //timezone conversion;

        int SECONDS_IN_A_DAY = 60*60*24;

        //clamp to a single day
        if(seconds < 0 ){

            seconds = SECONDS_IN_A_DAY + seconds;

        } else if ( seconds > SECONDS_IN_A_DAY ){

            seconds = seconds - SECONDS_IN_A_DAY;
        }

        int hours  = (int)seconds  / 3600;
        seconds = seconds % 3600;
        int minutes = (int)seconds / 60;
        seconds = seconds % 60;


        String result =  String.format("%02d", hours) + ":" + String.format("%02d", minutes);

        if(use_seconds){
            result += ":" + Integer.toString((int)seconds);
        }

        return result;
    }

    public static String secondsToTime(float seconds, int adjustment ){
        return secondsToTime(seconds, adjustment, false);
    }

    public static long dateToSeconds(String date_string, boolean only_time ){

        SimpleDateFormat sdf  = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssz");
        Date date;
        try{
            date = sdf.parse(date_string+"UTC");
        }catch (ParseException e ){
            return 0;
        }

        if(only_time){

            return TimeUnit.MILLISECONDS.toSeconds(date.getTime()) % TimeUnit.DAYS.toSeconds(1);
        }

        return TimeUnit.MILLISECONDS.toSeconds( date.getTime());

    }

}

Java Source Code List

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