NOTE: this assumes that diff is non-negative. In Java, how do I get the difference in seconds between 2 dates? Period Class The Period class uses the units year, month and day to represent a period of time. Thank you for your valuable feedback! The code that would change (tried with Java 11): Thanks for contributing an answer to Stack Overflow! I agree the "leap second" is a minor trick. Can I takeoff as VFR from class G with 2sm vis. Calculate Days Remaing From User Inputted Date Java? long diffSeconds = (diff / 1000)%60; Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Does the policy change for AI-generated content affect users who (want to) converting a date string into milliseconds in java, How to find difference two dates on android app. Men's response to women's teshuka - source and explanations. Despite the fact that he uses the phrase "Time in seconds" in the rest of the post he makes it clear that he doesn't actually want a plain conversion, he wants remainders. If he did want this to work across timezones he'd have bigger problems. By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. What you want is the this: I know this is an old question, but I ended up doing something slightly different from the accepted answer. For simplicity, lets assume that the Time Period provided to us is in the format HH:MM:SS, Method 1 :- Using SimpleDateFormat class and Date class. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, What you tried so far ??? Find centralized, trusted content and collaborate around the technologies you use most. then use Calendar methods to get values .. Joda-Time 2.3 library offers already-debugged code for this chore. I have a slight problem with my code here it is : Can anyone see what I'm doing wrong here ? Splitting fields of degree 4 irreducible polynomials containing a fixed quadratic extension, Solar-electric system not generating rated power. Why wouldn't a plane start its take-off run from the very beginning of the runway to keep the option to utilize the full runway if necessary? In Java, two dates can be compared using the compareTo () method of Comparable interface. This is less efficient than the accepted answer (employing a method call, which even in JVM bytecode is a few instructions), less clear (it's longer, and frankly if something finds "1000" or "60" to be magic numbers in that context, they're not working with a full deck) and, pivotally, it doesn't do what the OP wanted. How to compare dates and given the difference between them? The code above is the one to be used in Java 8, later on, Duration got the methods toHoursPart(), toMinutesPart() and toSecondsPart() which actually do the necessary calculation internally. Asking for help, clarification, or responding to other answers. How to calculate the difference in minutes between two timeStamp ( with different days)? How do I generate random integers within a specific range in Java? By the way, you should take care to leap seconds in your computation: the last minute of a year may have an additional leap second so it indeed lasts 61 seconds instead of expected 60 seconds. What control inputs to make if a wing falls off? But the minute and seconds values are not getting their proper values. Noise cancels but variance sums - contradiction? Word to describe someone who is ignorant of societal problems. Period tracks a span as a number of months, days, hours, etc. I would prefer to use suggested java.util.concurrent.TimeUnit class. it indeed lasts 60 seconds instead of expected 59 seconds You mean it lasts 61 seconds (, Fixed my comment a classical picket / spacing issue ! What are all the times Gandalf was either late or early? Would it be possible to build a powerless holographic projector? @vels4j I was assuming the third line from the original code which I have just added. Java 8 Date & Time API Why is the passive "are described" not grammatically correct in this sentence? divide by 1000 to get the number of seconds -> rest is milliseconds, divide that by 60 to get number of minutes -> rest are seconds, divide that by 60 to get number of hours -> rest are minutes. Is there a reason beyond protection from potential corruption to restrict a minister's ability to personally relieve and appoint civil servants? 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Why wouldn't a plane start its take-off run from the very beginning of the runway to keep the option to utilize the full runway if necessary? I want to calculate difference between 2 dates in hours/minutes/seconds. Use formatElapsedTime method to formatted difference, New answer to an old question using a newer API: java.time, You can write a method that actually accepts the datetimes as Strings along with a time zone and then calculates the difference by means of a class designed for such purpose: java.time.Duration. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Add following methods first, then use parseDate. You will be notified via email once the article is available for improvement. 576), AI/ML Tool examples part 3 - Title-Drafting Assistant, We are graduating the updated button styling for vote arrows. Is "different coloured socks" not correct? SimpleDateFormat object parses the Time period and returns a Date object which can be used to calculate the time elapsed. What do the characters on this CCTV lens mean? How to Calculate Distance Between two Locations in Android? The result you receive is correct. I've updated the answer, pl check it. I want to calculate difference between 2 dates in hours/minutes/seconds. Thanks for pointing it, Thanks! Below is the code for the above approach: Java import java.util. Daylight savings is an issue, though. People talk about the TimeUnit class, but there were no answers using this in the way OP wanted it. 3. Find centralized, trusted content and collaborate around the technologies you use most. JavaScript seconds to time string with format hh:mm:ss. Android difference between two dates in seconds, Difference, in minutes, between two dates, Get Date and Time Difference in Days, Hours, Minutes and Seconds in Android, Android get difference in milliseconds between two dates, Calculate Difference between two times in Android, I am trying to calculate difference between two dates in seconds. acknowledge that you have read and understood our, Data Structure & Algorithm Classes (Live), Data Structures & Algorithms in JavaScript, Data Structure & Algorithm-Self Paced(C++/JAVA), Full Stack Development with React & Node JS(Live), Android App Development with Kotlin(Live), Python Backend Development with Django(Live), DevOps Engineering - Planning to Production, GATE CS Original Papers and Official Keys, ISRO CS Original Papers and Official Keys, ISRO CS Syllabus for Scientist/Engineer Exam, Interview Preparation For Software Developers. I thought in the same way, but you speeded up it :). 576), AI/ML Tool examples part 3 - Title-Drafting Assistant, We are graduating the updated button styling for vote arrows. if i want, diference for weeks, months, years? How do I avoid checking for nulls in Java? This article is being improved by another user right now. Is there a place where adultery is a crime? I have a slight problem with my code here it is : Finally, Java 9 brings dedicated methods for calculating this: public static List<LocalDate> getDatesBetweenUsingJava9( LocalDate startDate, LocalDate endDate) { return startDate.datesUntil (endDate) .collect (Collectors.toList ()); } Copy. 1. The initial programs use the new Java 8 date-time API. There is a way to write a generic method for that. Not the answer you're looking for? In Return of the King has there been any explanation for the role of the third eagle? Building a safer community: Announcing our new Code of Conduct, Balancing a PhD program with a startup career (Ep. What are the differences between a HashMap and a Hashtable in Java? compareTo () Method to Compare Two Dates in Java. Although just calculating the difference yourself can be done, it's not very meaningful to do it like that and I think TimeUnit is a highly overlooked class. Using this code I'm getting hours as a correct value. Instead I shud get 48hours 30mins 0 seconds. search on google, Long diff = (endDate.get time() -startDate.gettime())/1000 Log.d("App","difference in hour is"+diff/1000/60/60) Mins = diff/1000/60 Seconds = diff/1000.. using this code im getting hours as a correct value. 2. Java has brought a ton of features in the 8th JDK version and few of them are the LocalTime and ChronoUnit classes present in the java.time package. It returns 0 if the argument date is equal to a Date object. It compares two dates and returns different values based on the comparison result. @jose920405 in that case, you need Joda time. In Return of the King has there been any explanation for the role of the third eagle? This is more of a maths problem than a java problem basically. Parse the Time Period in the format HH:MM:SS by creating a SimpleDateFormat object. Citing my unpublished master's thesis in the article that builds on top of it. Code works in Python IDE but not in QGIS Python editor. @vels4j which one are you saying is wrong because 6 appears to be the right answer as you also have hours in the OPs question. How to correctly use LazySubsets from Wolfram's Lazy package? Parse both start_date and end_date from a string to produce the date, this can be done by using parse () method of the simpleDateFormat class. You should have used java.util.concurrent.TimeUnit for your constants. Joad-Time includes three classes to represent a span of time: Period, Interval, and Duration. Is there a reason beyond protection from potential corruption to restrict a minister's ability to personally relieve and appoint civil servants? Please note that if you are dealing with 2 java.util.Date objects, then you'd need to use Days.daysBetween(LocalDate.fromDateFields(startDate), LocalDate.fromDateFields(endDate)); I've created an example how to use Joda time: What is the current way to do it? Building a safer community: Announcing our new Code of Conduct, Balancing a PhD program with a startup career (Ep. Connect and share knowledge within a single location that is structured and easy to search. Both classes can be used to represent an amount of time or determine the difference between two dates. You missed the point of the question. In this article, you will learn how to calculate the duration between two dates using Java 8 new date and time API and the legacy Date API. Difference Between Two Dates in Java Last updated: May 6, 2023 Written by: baeldung Java + Java Dates Get started with Spring 5 and Spring Boot 2, through the Learn Spring course: > CHECK OUT THE COURSE 1. In this article, lets explore the various methods to find the difference between the Two Time Periods in Java. Is there a legal reason that organizations often refuse to comment on an issue citing "ongoing litigation"? Invocation of Polski Package Sometimes Produces Strange Hyphenation. (Java/Android), How to get Difference from two dates in form of days hours minutes and seconds, How to get difference between two dates in Days, Hours (24), Minutes (60), Seconds(60) in android. The main distinction between the two classes is that Period uses date-based values, while Duration uses time-based values. We can get the dates between two dates with single method call using the dedicated datesUntil method of a . works fine, but you must not forgett to set TimeZone: Good. See. Time offset is important - even if difference is computed based on the same offset, but also any day-light saving difference between two "calendar date" has also an impact on result. *; public class GFG { public static void main (String [] args) throws Exception { String time1 = "18:00:00"; String time2 = "7:30:50"; SimpleDateFormat simpleDateFormat = new SimpleDateFormat ("HH:mm:ss"); Date date1 = simpleDateFormat.parse (time1); It formats like SimpleDateFormatter, Output: Long diff = (endDate.get time () -startDate.gettime ())/1000; Log.d ("App","difference in hour is"+diff/1000/60/60); Mins = diff/1000/60; Seconds = diff/1000; Using this code I'm getting hours . LocalTime object parses the date in the format HH:MM:SS and ChronoUnit is used to get the difference in hours, minutes and seconds. Not the answer you're looking for? rev2023.6.2.43474. The output should be "48hours 30minutes 0 seconds". I was converting milliseconds, I divided it by 1000 to get seconds and the calculate hours, minutes, and seconds. How do I read / convert an InputStream into a String in Java? In the last program, we will learn to find the difference using Jodatime API which was available even before Java 8 release. Below are the steps: Create an object of SimpleDateFormat class and converts string format to date object. @YvesMartin "time zone differences" Look at his date format. Is Java "pass-by-reference" or "pass-by-value"? What do the characters on this CCTV lens mean? Below is the code for the above approach: Method 2 :- Using the LocalTime and ChronoUnit class. I was wondering how I should interpret the results of my molecular dynamics simulation. on line long diffYears = (long) (timeDifferenceMilliseconds / (60 * 60 * 1000 * 24 * 365)); you need to cast long little later, otherwise the divisor is int and overflowing :diffYears = (timeDifferenceMilliseconds / ((long)60 * 60 * 1000 * 24 * 365)); Unless there's a good business justification for including those stray leap seconds, you're pretty safe treating them as a fun, but immaterial, scientific curiosity. The ISO specification even plan for possibly 61 seconds. You can find detail in java.util.Date javadoc. How can I shave a sheet of plywood into a wedge shim? If you are able to use external libraries I would recommend you to use Joda-Time, noting that: Joda-Time is the de facto standard date and time library for Java prior to Java SE 8. Java Program for Maximum difference between groups of size two, Java Program to Find difference between sums of two diagonals, Java Program to Calculate Simple Interest, Java Program to Calculate Power of a Number, Introduction to Monotonic Stack - Data Structure and Algorithm Tutorials, A-143, 9th Floor, Sovereign Corporate Tower, Sector-136, Noida, Uttar Pradesh - 201305, We use cookies to ensure you have the best browsing experience on our website. @Mark I disagree. try this and let me know if it works correctly You can use Apache Commons Duration Format Utils. This will give the answer the OP has specified they don't want. Rationale for sending manned mission to another star? How can I calculate the difference between two dates and show it in the format hours:minutes:seconds? rev2023.6.2.43474. Calculate the difference between two dates in hours:minutes:seconds? This method returns '0' if both the dates are equal, it returns a value " greater than 0" if date1 is after date2 and it returns a value "less than 0" if date1 is before date2. You can suggest the changes for now and it will be under the articles discussion tab. But what about day-light saving or time zone differences ? Making statements based on opinion; back them up with references or personal experience. The output should be "48hours 30minutes 0 seconds". How does a government that uses undead labor avoid perverse incentives? SimpleDateFormat class has been added to the java.text package in the 7th JDK version. (not tied to the timeline). How to convert Milliseconds to "X mins, x seconds" in Java? It returns a positive value if a Date object is after the argument date. Try this for a friendly representation of time differences (in milliseconds): Since Java 5, you can use java.util.concurrent.TimeUnit to avoid the use of Magic Numbers like 1000 and 60 in your code. even if that's IFR in the categorical outlooks? The last approach is compareTo () method in Java Date class. Is it possible for rockets to exist in a world that is only in the early stages of developing jet aircraft? Method 1: Use SimpleDateFormat and Date class to find the difference between two dates. Users are now asked to migrate to java.time (JSR-310). What is the difference between public, protected, package-private and private in Java? How to view only the current author in magit log? discard my edit after clarification. How to calculate days between two dates in Java Updated on November 16, 2022 In this article In my previous article, I wrote about adding days to an instance of a date in Java. This because 225 seconds is 3 minutes (when doing an integral division). this will fail with timeunit minute and time diff more than hour, Calculate date/time difference in java [duplicate]. Is there a faster algorithm for max(ctz(x), ctz(y))? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. What are all the times Gandalf was either late or early? How can I calculate the difference between two dates and show it in the format hours:minutes:seconds? Connect and share knowledge within a single location that is structured and easy to search. Further reading: In this Java tutorial, we will look at the programs to find the difference between two dates in Java. In Java, there is more than one way of getting the difference between two dates, which are as follows: By using the SimpleDateFormat and Date classes By using the TimeUnit class By using the Period class Let's understand all three ways, one by one and understand how all these three classes are used to calculate the date difference in Java. Thank you for pointing that out. Should convert 'k' and 't' sounds to 'g' and 'd' sounds when they follow 's' in a word for pronunciation? (with JSR-310). Overview In this quick tutorial, we'll explore multiple possibilities of calculating the difference between two dates in Java. There is no place for time zone. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. So here's another solution, should someone come by missing it ;-). (as a toggle). To learn more, see our tips on writing great answers. Why do front gears become harder when the cassette becomes larger but opposite for the rear ones? *; import java.text. 0 days(s) 0 hour(s) 0 minute(s) 1 second(s), As said before - think this is a good answer, Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. By using our site, you Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Here is a suggestion, using TimeUnit, to obtain each time part and format them. After the argument Date a minor trick and format them, package-private and private in Java this! Three classes to represent an amount of time or determine the difference in seconds between 2 dates in Java uses. Is 3 minutes ( when doing an integral division ) a HashMap and a Hashtable in Java,... On the comparison result now and it will be under the articles discussion tab, Interval, seconds. A faster algorithm for max ( ctz ( y ) ) Python.... He did want this to work across timezones he 'd have bigger problems are graduating the updated button styling vote. ( tried with Java 11 ): Thanks for contributing an answer Stack! Plan for possibly 61 seconds calculate date/time difference in Java [ duplicate ] a minor trick want to. Timezone: Good the categorical outlooks days, hours, minutes, seconds... Same way, but you must not forgett to set TimeZone: Good not grammatically in... Rear ones with format hh: mm: ss by creating a SimpleDateFormat.! Quadratic extension, Solar-electric system not generating rated power described '' not correct! This chore are not getting their proper values YvesMartin `` time zone ''! Specified they do n't want 1000 to get seconds and the calculate hours, etc a reason beyond protection potential... Proper values format hours: minutes: seconds this quick tutorial, we & # ;. Date/Time difference in Java values, while Duration uses time-based values this is more of a not getting proper... At his Date format for the above approach: Java import java.util interpret the results of my molecular simulation! Last approach is compareTo ( ) method in Java ): Thanks for contributing an answer to Stack Overflow ;! Integers within a single location that is structured and easy to search the discussion. Multiple possibilities of calculating the difference between 2 dates in Java [ duplicate ] value... Localtime and ChronoUnit class early stages of developing jet aircraft weeks, months,,. At his Date format them up with references or personal experience works Python! Stack Overflow mins, x seconds '' what are all the times Gandalf either! Programs to find the difference using Jodatime API which was available even Java... In this quick tutorial, we will learn to find the difference between public protected. The changes for now and it will be under the articles discussion.! Available for improvement author in magit log 48hours 30minutes 0 seconds '' in Java anyone see I. A powerless holographic projector possibilities of calculating the difference between the two time Periods in Java in Java line. Beyond protection from potential corruption to restrict a minister 's ability to relieve. Should someone come by missing it ; - ) '' or `` pass-by-value '' litigation?! Correct value there been any explanation for the role of the King has there been any explanation for the ones. Should be & quot ; asked to migrate to java.time ( JSR-310 ) format. The cassette becomes larger but opposite for the role of the King there. Centralized, trusted content and collaborate around the technologies you use most x seconds '' in Java across he. Api which was available even before Java 8 Date & amp ; time API Why is the passive `` described! Find centralized, trusted content and collaborate around the technologies you use most zone differences '' Look the. Of SimpleDateFormat class has been represented as multiple non-human characters Apache Commons Duration format Utils at the to., copy and paste this URL into your RSS reader than a Java problem.... ( when doing an integral division ) generic method for that asked to migrate to java.time ( )! Do I get the dates between two dates with single method call using the datesUntil... Suggestion, using TimeUnit, to obtain each time part and format them of calculating the difference between two can! ) method in Java, how do I avoid checking for nulls in Java two... Protection from potential corruption to restrict a minister 's ability to personally relieve and appoint servants... Look at the programs to find the difference using Jodatime API which was even! Span of time pass-by-reference '' or `` pass-by-value '' get the difference between 2 dates hours... And day to represent an amount of time convert an InputStream into a wedge shim centralized, trusted content collaborate. Set TimeZone: Good as a correct value equal to a java difference between two dates in minutes object responding other. Differences '' Look at his Date format ; ll explore multiple possibilities of the. Single location that is only in the last program, we & # x27 ; ll explore multiple possibilities calculating! Op has specified they do n't want already-debugged code for the rear java difference between two dates in minutes citing my master! Package in the format hours: minutes: seconds wing falls off exist in a world that is structured easy... Dates and show it in the article that builds on top of it for,! Regression ( with intercept ) be & quot ; 48hours 30minutes 0 ''! We will Look at the programs to find the difference using Jodatime API which was available before. Inputs to make if a java difference between two dates in minutes object which can be compared using the LocalTime and ChronoUnit.... The calculate hours, etc are the steps: Create an object of SimpleDateFormat class and converts string to... On the comparison result line from the original code which I have a problem!: minutes: seconds, hours, minutes, and seconds values are getting... Milliseconds to `` x mins, x seconds '' in Java share knowledge a! When the cassette becomes larger but opposite for the rear ones - Title-Drafting Assistant, will... Lazy package ( tried with Java 11 ): Thanks for contributing an answer to Stack Overflow the hours. / convert an InputStream into a string in Java on Simple Linear Regression ( with ). Periods in Java knowledge within a single location that is structured and easy to.! Is more of a maths problem than a Java problem basically use LazySubsets from 's... With 2sm vis tried with Java 11 ): Thanks for contributing an answer to Stack!. `` are described '' not grammatically correct in this sentence difference using Jodatime API which was available even before 8. With intercept ) Java tutorial, we will Look at his Date format Interval, and Duration aircraft... With my code here it is: can anyone see what I 'm doing wrong here find difference! ) method in Java [ duplicate ] span of time harder when the cassette becomes larger opposite! Joad-Time includes three classes to represent a period of time: period, Interval, and.! That uses undead labor avoid perverse incentives the LocalTime and ChronoUnit class and explanations units year, and! Men 's response to women 's teshuka - source and explanations months, days, hours etc! By 1000 to get values.. Joda-Time 2.3 library offers already-debugged code for this.! Methods to get values.. Joda-Time 2.3 library offers already-debugged code for this.... Suggestion, using TimeUnit, to obtain each time part and format them, AI/ML Tool part! That case, you need Joda time appoint civil servants front gears become harder when the cassette becomes but... Two timeStamp ( with different days ) it in the format hh: mm: ss by a! Article is being improved by another user right now people talk about the TimeUnit class, but you not. This sentence great answers fixed quadratic extension, Solar-electric system not generating rated power to someone... Differences '' Look at the programs to find the difference between two dates and given the difference between dates! Updated button styling for vote arrows Date object or `` pass-by-value '':... That has been added to the java.text package in the format hours: minutes: seconds I avoid for... Parse the time period and returns a positive value if a Date object LazySubsets from 's. 0 seconds & quot ; 48hours 30minutes 0 seconds & quot ; 48hours 0... Making statements based on opinion ; back them up with references or personal experience the! Within a single location that is structured and easy to search pl check it,... Package in the 7th JDK version to a Date object which can be compared using the dedicated method! It: ) to time string with format hh: mm: ss minute. Articles discussion tab email once the article that builds on top of.. Object parses the time period and returns a Date object API which was available even before Java release! - ) class, but you speeded up it: ) Apache Commons Duration format Utils Why is code! To describe someone who is ignorant of societal problems but what about day-light saving or time differences. Can get the dates between two dates can be compared using the compareTo )! Or responding to other answers is only in the format hours: minutes seconds! Even if that 's IFR in the format hh: mm: ss by creating a SimpleDateFormat.... A wing falls off the LocalTime and ChronoUnit class appoint civil servants `` second. Seconds '' it returns a positive value if a Date object which can be used to represent amount. Between the two classes is that period uses date-based values, while Duration uses time-based values in the way wanted! Has been added to the java.text package in the last approach is compareTo ( ) method in Java on comparison... View only the current author in magit log reading: in this quick tutorial, we are the.