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/** | |
* get the date format by using the date as a string. | |
* This Extension function returns date format, if it matches with any format else it will return null | |
*/ | |
fun String.getDateFormat(): String? { | |
val dateFormats = arrayOf( | |
"yyyy-MM-dd'T'HH:mm:ss.SSSXXX", | |
"yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", | |
"yyyy-MM-dd'T'HH:mm:ss.SSSZ", | |
"yyyy-MM-dd'T'HH:mm:ss'Z'", | |
"yyyy-MM-dd'T'HH:mm:ssZ", | |
"yyyy-MM-dd'T'HH:mm:ss", | |
"yyyy-MM-dd HH:mm:ss", | |
"dd-MM-yyyy'T'HH:mm:ss.SSSXXX", | |
"dd-MM-yyyy'T'HH:mm:ss.SSS'Z'", | |
"dd-MM-yyyy'T'HH:mm:ss.SSSZ", | |
"dd-MM-yyyy'T'HH:mm:ss'Z'", | |
"dd-MM-yyyy'T'HH:mm:ssZ", | |
"dd-MM-yyyy'T'HH:mm:ss", | |
"dd-MM-yyyy HH:mm:ss", | |
"MM-dd-yyyy'T'HH:mm:ss.SSSXXX", | |
"MM-dd-yyyy'T'HH:mm:ss.SSS'Z'", | |
"MM-dd-yyyy'T'HH:mm:ss.SSSZ", | |
"MM-dd-yyyy'T'HH:mm:ss'Z'", | |
"MM-dd-yyyy'T'HH:mm:ssZ", | |
"MM-dd-yyyy'T'HH:mm:ss", | |
"MM-dd-yyyy HH:mm:ss", | |
"yyyy/MM/dd'T'HH:mm:ss.SSS'Z'", | |
"yyyy/MM/dd'T'HH:mm:ss.SSSZ", | |
"yyyy/MM/dd'T'HH:mm:ss.SSS", | |
"yyyy/MM/dd'T'HH:mm:ssZ", | |
"yyyy/MM/dd'T'HH:mm:ss", | |
"yyyy/MM/dd HH:mm:ss", | |
"MM/dd/yyyy'T'HH:mm:ss.SSS'Z'", | |
"MM/dd/yyyy'T'HH:mm:ss.SSSZ", | |
"MM/dd/yyyy'T'HH:mm:ss.SSS", | |
"MM/dd/yyyy'T'HH:mm:ssZ", | |
"MM/dd/yyyy'T'HH:mm:ss", | |
"MM/dd/yyyy HH:mm:ss", | |
"dd/MM/yyyy'T'HH:mm:ss.SSS'Z'", | |
"dd/MM/yyyy'T'HH:mm:ss.SSSZ", | |
"dd/MM/yyyy'T'HH:mm:ss.SSS", | |
"dd/MM/yyyy'T'HH:mm:ssZ", | |
"dd/MM/yyyy'T'HH:mm:ss", | |
"dd/MM/yyyy HH:mm:ss", | |
"yyyy.MM.dd G 'at' HH:mm:ss z", | |
"dd.MM.yyyy G 'at' HH:mm:ss z", | |
"MM.dd.yyyy G 'at' HH:mm:ss z", | |
"yyyy:MM:dd HH:mm:ss", | |
"dd:MM:yyyy HH:mm:ss", | |
"MM:dd:yyyy HH:mm:ss", | |
"EEE, d MMM yyyy HH:mm:ss Z", | |
"EEE, MMM d, ''yy", | |
"EEE MMM dd HH:mm:ss zzzz yyyy", | |
"h:mm a", | |
"yyMMddHHmmssZ", | |
"MMddyyHHmmssZ", | |
"ddMMyyHHmmssZ", | |
"yyyyMMdd", | |
"MMddyyyy", | |
"ddMMyyyy" | |
) | |
var dateFormat: String? = null | |
for (parse in dateFormats) | |
{ | |
try | |
{ | |
SimpleDateFormat(parse, ConfigurationCompat.getLocales(resources.configuration)[0]).parse(this) | |
dateFormat = parse | |
break | |
} | |
catch (e:ParseException) { | |
e.printStackTrace() | |
} | |
} | |
return dateFormat | |
} | |
/** | |
* parse one date format to another format by using the input date as a string and output date format as an argument | |
* This extension function returns formatted date, if the input string date matches within the available formats | |
* otherwise it will return null | |
* | |
* Example: Calendar.getInstance().time.toString().parseDateToFormat("yyyy-MM-dd HH:mm:ss") | |
*/ | |
fun String.parseDateToFormat(outputPattern:String): String? { | |
val dateFormats = arrayOf( | |
"yyyy-MM-dd'T'HH:mm:ss.SSSXXX", | |
"yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", | |
"yyyy-MM-dd'T'HH:mm:ss.SSSZ", | |
"yyyy-MM-dd'T'HH:mm:ss'Z'", | |
"yyyy-MM-dd'T'HH:mm:ssZ", | |
"yyyy-MM-dd'T'HH:mm:ss", | |
"yyyy-MM-dd HH:mm:ss", | |
"dd-MM-yyyy'T'HH:mm:ss.SSSXXX", | |
"dd-MM-yyyy'T'HH:mm:ss.SSS'Z'", | |
"dd-MM-yyyy'T'HH:mm:ss.SSSZ", | |
"dd-MM-yyyy'T'HH:mm:ss'Z'", | |
"dd-MM-yyyy'T'HH:mm:ssZ", | |
"dd-MM-yyyy'T'HH:mm:ss", | |
"dd-MM-yyyy HH:mm:ss", | |
"MM-dd-yyyy'T'HH:mm:ss.SSSXXX", | |
"MM-dd-yyyy'T'HH:mm:ss.SSS'Z'", | |
"MM-dd-yyyy'T'HH:mm:ss.SSSZ", | |
"MM-dd-yyyy'T'HH:mm:ss'Z'", | |
"MM-dd-yyyy'T'HH:mm:ssZ", | |
"MM-dd-yyyy'T'HH:mm:ss", | |
"MM-dd-yyyy HH:mm:ss", | |
"yyyy/MM/dd'T'HH:mm:ss.SSS'Z'", | |
"yyyy/MM/dd'T'HH:mm:ss.SSSZ", | |
"yyyy/MM/dd'T'HH:mm:ss.SSS", | |
"yyyy/MM/dd'T'HH:mm:ssZ", | |
"yyyy/MM/dd'T'HH:mm:ss", | |
"yyyy/MM/dd HH:mm:ss", | |
"MM/dd/yyyy'T'HH:mm:ss.SSS'Z'", | |
"MM/dd/yyyy'T'HH:mm:ss.SSSZ", | |
"MM/dd/yyyy'T'HH:mm:ss.SSS", | |
"MM/dd/yyyy'T'HH:mm:ssZ", | |
"MM/dd/yyyy'T'HH:mm:ss", | |
"MM/dd/yyyy HH:mm:ss", | |
"dd/MM/yyyy'T'HH:mm:ss.SSS'Z'", | |
"dd/MM/yyyy'T'HH:mm:ss.SSSZ", | |
"dd/MM/yyyy'T'HH:mm:ss.SSS", | |
"dd/MM/yyyy'T'HH:mm:ssZ", | |
"dd/MM/yyyy'T'HH:mm:ss", | |
"dd/MM/yyyy HH:mm:ss", | |
"yyyy.MM.dd G 'at' HH:mm:ss z", | |
"dd.MM.yyyy G 'at' HH:mm:ss z", | |
"MM.dd.yyyy G 'at' HH:mm:ss z", | |
"yyyy:MM:dd HH:mm:ss", | |
"dd:MM:yyyy HH:mm:ss", | |
"MM:dd:yyyy HH:mm:ss", | |
"EEE, d MMM yyyy HH:mm:ss Z", | |
"EEE, MMM d, ''yy", | |
"EEE MMM dd HH:mm:ss zzzz yyyy", | |
"h:mm a", | |
"yyMMddHHmmssZ", | |
"MMddyyHHmmssZ", | |
"ddMMyyHHmmssZ", | |
"yyyyMMdd", | |
"MMddyyyy", | |
"ddMMyyyy" | |
) | |
var parsedDate: String? = null | |
val locale = ConfigurationCompat.getLocales(resources.configuration)[0] | |
val outputFormat = SimpleDateFormat(outputPattern, locale) | |
for (parse in dateFormats) | |
{ | |
try | |
{ | |
val date = SimpleDateFormat(parse, locale).parse(this) | |
parsedDate = outputFormat.format(date) | |
break | |
} | |
catch (e:ParseException) { | |
e.printStackTrace() | |
} | |
} | |
return parsedDate | |
} |
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