CODEWITHSUNDEEP
javatimetype-conversionstopwatchwatch
user2426902
user2426902

Reputation:

Converting Milliseconds to Minutes and Seconds?

I have looked through previous questions, but none had the answer I was looking for. How do I convert milliseconds from a StopWatch method to Minutes and Seconds? I have:

 watch.start();

to start the stopwatch and

  watch.stop();

to stop the watch. I later have

  watch.getTime();

which returns Milliseconds. I want it to return in Seconds and Minutes. How do I go about doing so? I'm looking for a way to do it without multiplying/dividing by 1000 but rather a method that will make the whole computation more readable and less error-prone.

Upvotes: 118

Views: 336583

Answers (21)

Muhammad Muhayodin
Muhammad Muhayodin

Reputation: 1

You can use the following code to get seconds and minutes from the miliseconds

    fun main() {
    val mili = 150000
    val min = mili/1000/60
    val sec: Double = (mili.toDouble()/60000.0 - 2.0) * 60
    println(mili)
    println(min)
    println(sec)
   }

Upvotes: 0

waleed
waleed

Reputation: 67

You can convert milliseconds to hours, minutes and seconds using this method

public String timeConversion(Long millie) {
    if (millie != null) {
        long seconds = (millie / 1000);
        long sec = seconds % 60;
        long min = (seconds / 60) % 60;
        long hrs = (seconds / (60 * 60)) % 24;
        if (hrs > 0) {
            return String.format("%02d:%02d:%02d", hrs, min, sec);
        } else {
            return String.format("%02d:%02d", min, sec);
        }
    } else {
        return null;
    }
}

then use this method like this

videoDuration.setText(timeConversion((long) milliSecondsHere));

In Kotlin

fun timeConverter(millie: Long): String {
return run {
    val seconds: Long = millie / 2000
    val sec = seconds % 60
    val min = seconds / 60 % 60
    val hrs = seconds / (60 * 60) % 24
    return if (hrs > 0) {
        String.format("%02d:%02d:%02d", hrs, min, sec)
    } else {
        String.format("%02d:%02d", min, sec)
    }
}

Upvotes: 2

Masoud Siahkali
Masoud Siahkali

Reputation: 5351

I need to convert millisecond to minute and second for timer so I used this code.

private String getTime(long millisecond) {
    
    long min = TimeUnit.MILLISECONDS.toMinutes(millisecond);
    long sec = TimeUnit.MILLISECONDS.toSeconds(millisecond) - 
       TimeUnit.MINUTES.toSeconds(TimeUnit.MILLISECONDS.toMinutes(millisecond));

    String time = min + ":" + sec;
    return time;
}

for revers, each minute equals 60,000 millisecond and each second equals 1000 millisecond. So :

 long millisecond = minutes * 60000;
 long millisecond = seconds * 1000;

or

 long millisecond = TimeUnit.SECONDS.toMillis(seconds);

Upvotes: 8

Avec
Avec

Reputation: 1771

Apache Commons Lang class DurationFormatUtils. This class has some standard formats out of the box but also supports custom formats.

String result = DurationFormatUtils.formatDuration(millis, "mm:ss.SSS' sec.'");

Upvotes: 0

joseluisbz
joseluisbz

Reputation: 1648

  public static String getIntervalTime(long longInterval) {
    
    long intMillis = longInterval;
    long dd = TimeUnit.MILLISECONDS.toDays(intMillis);
    long daysMillis = TimeUnit.DAYS.toMillis(dd);
    intMillis -= daysMillis;
    long hh = TimeUnit.MILLISECONDS.toHours(intMillis);
    long hoursMillis = TimeUnit.HOURS.toMillis(hh);
    intMillis -= hoursMillis;
    long mm = TimeUnit.MILLISECONDS.toMinutes(intMillis);
    long minutesMillis = TimeUnit.MINUTES.toMillis(mm);
    intMillis -= minutesMillis;
    long ss = TimeUnit.MILLISECONDS.toSeconds(intMillis);
    long secondsMillis = TimeUnit.SECONDS.toMillis(ss);
    intMillis -= secondsMillis;

    String stringInterval = "%02d days - %02d:%02d:%02d.%03d";
    return String.format(stringInterval , dd, hh, mm, ss, intMillis);
  }

Shorter Form!

  public static String getIntervalTime(long longInterval) {

    long intMillis = longInterval;
    long dd = TimeUnit.MILLISECONDS.toDays(intMillis);
    intMillis -= TimeUnit.DAYS.toMillis(dd);
    long hh = TimeUnit.MILLISECONDS.toHours(intMillis);
    intMillis -= TimeUnit.HOURS.toMillis(hh);
    long mm = TimeUnit.MILLISECONDS.toMinutes(intMillis);
    intMillis -= TimeUnit.MINUTES.toMillis(mm);
    long ss = TimeUnit.MILLISECONDS.toSeconds(intMillis);
    intMillis -= TimeUnit.SECONDS.toMillis(ss);

    String stringInterval = "%02d days - %02d:%02d:%02d.%03d";
    return String.format(stringInterval , dd, hh, mm, ss, intMillis);
  }

Testing

long delay = 1000*60*20 + 1000*5 + 10;
LOGGER.log(Level.INFO, "Delay Expected {0}", getIntervalTime(delay));

Output

INFO: Delay Expected 00 days - 00:20:05.010

Upvotes: 11

CanadianHorseman
CanadianHorseman

Reputation: 1

This is related to a previous post, but in my opinion the solution proposed wasn't quite right.
In order to realize a correct conversion, this is what should be implemnted:

long time_millis = 1926546
int minutes = time_millis / 1000 / 60
int seconds = ((int)(time_millis / 1000) % 60) #important that this division is cast to an int

println "Build time: $minutes minutes $seconds seconds"

Upvotes: -2

Basil Bourque
Basil Bourque

Reputation: 340025

tl;dr

Duration d = Duration.ofMillis( … ) ;
int minutes = d.toMinutesPart() ;
int seconds = d.toSecondsPart() ;

Java 9 and later

In Java 9 and later, create a Duration and call the to…Part methods. In this case: toMinutesPart and toSecondsPart.

Capture the start & stop of your stopwatch.

Instant start = Instant.now(); 
…
Instant stop = Instant.now();

Represent elapsed time in a Duration object.

Duration d = Duration.between( start , stop );

Interrogate for each part, the minutes and the seconds.

int minutes = d.toMinutesPart();
int seconds = d.toSecondsPart();

You might also want to see if your stopwatch ran expectedly long.

Boolean ranTooLong = ( d.toDaysPart() > 0 ) || ( d.toHoursPart() > 0 ) ;

Java 8

In Java 8, the Duration class lacks to…Part methods. You will need to do math as shown in the other Answers. 

long entireDurationAsSeconds = d.getSeconds();

Or let Duration do the math.

long minutesPart = d.toMinutes(); 
long secondsPart = d.minusMinutes( minutesPart ).getSeconds() ;

See live code in IdeOne.com.

Interval: 2016-12-18T08:39:34.099Z/2016-12-18T08:41:49.099Z

d.toString(): PT2M15S

d.getSeconds(): 135

Elapsed: 2M 15S

Resolution

FYI, the resolution of now methods changed between Java 8 and Java 9. See this Question.

  • Java 9 captures the moment with a resolution as fine as nanoseconds. Resolution depends on capability of your computer’s hardware. I see microseconds (six digits of decimal fraction) on MacBook Pro Retina with macOS Sierra.
  • Java 8 captures the moment only up to milliseconds. The implementation of Clock is limited to a resolution of milliseconds. So you can store values in nanoseconds but only capture them in milliseconds.

About java.time

The java.time framework is built into Java 8 and later. These classes supplant the troublesome old legacy date-time classes such as java.util.Date, Calendar, & SimpleDateFormat.

To learn more, see the Oracle Tutorial. And search Stack Overflow for many examples and explanations. Specification is JSR 310.

The Joda-Time project, now in maintenance mode, advises migration to the java.time classes.

You may exchange java.time objects directly with your database. Use a JDBC driver compliant with JDBC 4.2 or later. No need for strings, no need for java.sql.* classes.

Where to obtain the java.time classes?

Table of which java.time library to use with which version of Java or Android

Upvotes: 42

raghav-wd
raghav-wd

Reputation: 530

Below code does the work for converting ms to min:secs with [m:ss] format

int seconds;
int minutes;
String Sec;
long Mills = ...;  // Milliseconds goes here
minutes = (int)(Mills / 1000)  / 60;
seconds = (int)((Mills / 1000) % 60);
Sec = seconds+"";

TextView.setText(minutes+":"+Sec);//Display duration [3:40]

Upvotes: 1

Kamran Ali
Kamran Ali

Reputation: 322

You can easily convert miliseconds into seconds, minutes and hours.

                val millis = **milliSecondsYouWantToConvert**
                val seconds = (millis / 1000) % 60
                val minutes = ((millis / 1000) / 60) % 60
                val hours = ((millis / 1000) / 60) / 60

                println("--------------------------------------------------------------------")
                println(String.format("%02dh : %02dm : %02ds remaining", hours, minutes, seconds))
                println("--------------------------------------------------------------------")
**RESULT :** 
--------------------------------------------------------------------
  01h : 23m : 37s remaining
--------------------------------------------------------------------

Upvotes: 1

Keshav Gera
Keshav Gera

Reputation: 11264

package com.v3mobi.userpersistdatetime;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.widget.Toast;

import java.util.Date;
import java.util.concurrent.TimeUnit;

public class UserActivity extends AppCompatActivity {

    Date startDate;
    Date endDate;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_user);
        startDate = java.util.Calendar.getInstance().getTime(); //set your start time
    }

    @Override
    protected void onStop() {
        super.onStop();
        endDate = java.util.Calendar.getInstance().getTime(); // set  your end time

        chekUserPersistence();

    }

    private void chekUserPersistence()
    {
        long duration = endDate.getTime() - startDate.getTime();
//        long duration = 301000;

        long diffInMinutes = TimeUnit.MILLISECONDS.toMinutes(duration);         // minutes ok
        long secs = (duration/1000) % 60;         // minutes ok


        Toast.makeText(UserActivity.this, "Diff  "
                +  diffInMinutes + " : "+ secs , Toast.LENGTH_SHORT).show();

        System.out.println("Diff  " + diffInMinutes +" : "+ secs );

        Log.e("keshav","diffInMinutes -->" +diffInMinutes);
        Log.e("keshav","secs -->" +secs);
        finish();
    }
}

Upvotes: 0

Irwin Nawrocki
Irwin Nawrocki

Reputation: 344

You can try proceeding this way:

Pass ms value from

Long ms = watch.getTime();

to

getDisplayValue(ms)

Kotlin implementation:

fun getDisplayValue(ms: Long): String {
        val duration = Duration.ofMillis(ms)
        val minutes = duration.toMinutes()
        val seconds = duration.minusMinutes(minutes).seconds

        return "${minutes}min ${seconds}sec"
}

Java implementation:

public String getDisplayValue(Long ms) {
        Duration duration = Duration.ofMillis(ms);
        Long minutes = duration.toMinutes();
        Long seconds = duration.minusMinutes(minutes).getSeconds();

        return minutes + "min " + seconds "sec"
}

Upvotes: 5

Itay Maman
Itay Maman

Reputation: 30733

After converting millis to seconds (by dividing by 1000), you can use / 60 to get the minutes value, and % 60 (remainder) to get the "seconds in minute" value.

long millis = .....;  // obtained from StopWatch
long minutes = (millis / 1000)  / 60;
int seconds = (int)((millis / 1000) % 60);

Upvotes: 65

Harpreet Singh
Harpreet Singh

Reputation: 329

To get actual hour, minute and seconds as appear on watch try this code

val sec = (milliSec/1000) % 60
val min = ((milliSec/1000) / 60) % 60
val hour = ((milliSec/1000) / 60) / 60

Upvotes: 5

Priyankchoudhary
Priyankchoudhary

Reputation: 836

To convert time in millis directly to minutes: second format you can use this

String durationText = DateUtils.formatElapsedTime(timeInMillis / 1000));

This will return a string with time in proper formatting. It worked for me.

Upvotes: 9

Ashish Yadav
Ashish Yadav

Reputation: 133

Here is the full program

import java.util.concurrent.TimeUnit;

public class Milliseconds {

public static void main(String[] args) {
    long milliseconds = 1000000;

    // long minutes = (milliseconds / 1000) / 60;
    long minutes = TimeUnit.MILLISECONDS.toMinutes(milliseconds);

    // long seconds = (milliseconds / 1000);
    long seconds = TimeUnit.MILLISECONDS.toSeconds(milliseconds);

    System.out.format("%d Milliseconds = %d minutes\n", milliseconds, minutes );
    System.out.println("Or");
    System.out.format("%d Milliseconds = %d seconds", milliseconds, seconds );

}
}

I found this program here "Link" there it is explained in detail.

Upvotes: 6

Jeeva
Jeeva

Reputation: 4865

I was creating a mp3 player app for android, so I did it like this to get current time and duration

 private String millisecondsToTime(long milliseconds) {
    long minutes = (milliseconds / 1000) / 60;
    long seconds = (milliseconds / 1000) % 60;
    String secondsStr = Long.toString(seconds);
    String secs;
    if (secondsStr.length() >= 2) {
        secs = secondsStr.substring(0, 2);
    } else {
        secs = "0" + secondsStr;
    }

    return minutes + ":" + secs;
}

Upvotes: 17

R.Lansing
R.Lansing

Reputation: 17

Here is a simple solution. Example calls that could be used in any method:

  • StopWatch.start();
  • StopWatch.stop();

  • StopWatch.displayDiff(); displays difference in minutes and seconds between start and stop. (elapsed time)

    import java.time.Duration;
import java.time.Instant;


public class StopWatch {

    private static Instant start;
    private static Instant stop;

    private void StopWatch() {
        // not called
    }

    public static void start() {
        start = Instant.now();
    }

    public static void stop() {
        stop = Instant.now();
    }

    public static void displayDiff() {
        Duration totalTime = Duration.between(start, stop);
        System.out.println(totalTime.toMinutes() + " Minutes " 
                           + totalTime.toMillis() / 1000 + " Seconds");
    }
}

Upvotes: -2

Mikey
Mikey

Reputation: 430

I don't think Java 1.5 support concurrent TimeUnit. Otherwise, I would suggest for TimeUnit. Below is based on pure math approach.

stopWatch.stop();
long milliseconds = stopWatch.getTime();

int seconds = (int) ((milliseconds / 1000) % 60);
int minutes = (int) ((milliseconds / 1000) / 60);

Upvotes: 3

Avi
Avi

Reputation: 21866

I would suggest using TimeUnit. You can use it like this:

long minutes = TimeUnit.MILLISECONDS.toMinutes(millis);
long seconds = TimeUnit.MILLISECONDS.toSeconds(millis);

Upvotes: 237

Dulanga
Dulanga

Reputation: 1346

This is just basic math. 1000 milliseconds=1 second and 60000 milliseconds = 1 minute; So just do,

int seconds=(millis/1000)%60;

long minutes=((millis-seconds)/1000)/60;

Upvotes: 13

Kon
Kon

Reputation: 10810

X milliseconds = X / 1000 seconds = (X / 1000) / 60 minutes

If you have 100,000 milliseconds, divide this value by 1,000 and you're left with 100 seconds. Now 100 / 60 = 1.666~ minutes, but fractional minutes have no value, so: do 100 % 60 = 40 seconds to find the remainder, then integer division 100 / 60 = 1 minute, with 40 seconds remainder. Answer: 1 minute, 40 seconds.

Upvotes: 6

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