skinny.util.DateTimeUtil.scala Maven / Gradle / Ivy
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package skinny.util
import scala.language.implicitConversions
import skinny.ParamType
import org.joda.time._
/**
* DateTime utility.
*/
object DateTimeUtil {
/**
* The ISO8601 standard date format.
*/
//val ISO_DATE_TIME_FORMAT = "%04d-%02d-%02dT%02d:%02d:%02d%s"
val ISO_DATE_TIME_FORMAT = "%s-%s-%sT%s:%s:%s%s"
/**
* Returns current timezone value (e.g. +09:00).
*/
def currentTimeZone = {
val minutes = java.util.TimeZone.getDefault.getRawOffset / 1000 / 60
(if (minutes >= 0) "+" else "-") + "%02d:%02d".format((math.abs(minutes) / 60), (math.abs(minutes) % 60))
}
private case class ZeroPaddingString(s:String) {
def to04d: String = {
try "%04d".format(s.toInt)
catch { case e: NumberFormatException => s }
}
def to02d: String = {
try "%02d".format(s.toInt)
catch { case e: NumberFormatException => s }
}
}
private implicit def fromStringToZeroPadding(s: String): ZeroPaddingString = ZeroPaddingString(s)
/**
* Converts string value to ISO8601 date format if possible.
* @param s string value
* @param paramType DateTime/LocalDate/LocalTime
* @return ISO8601 data format string value
*/
def toISODateTimeFormat(s: String, paramType: ParamType): String = {
val str = s.replaceAll("/", "-")
if (str.matches("\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}")) {
val timeZone = "([+-]\\d{2}:\\d{2})".r.findFirstIn(s).getOrElse(currentTimeZone)
str + timeZone
} else if (str.matches("\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}[+-]\\d{2}:\\d{2}")) {
str
} else if (str.matches("\\d{4}-\\d{2}-\\d{2}\\s+\\d{2}:\\d{2}:\\d{2}[+-]\\d{2}:\\d{2}")) {
str.replaceFirst("\\s+", "T")
} else {
str.split("[-:\\s/]").toList match {
case year :: month :: day :: hour :: minute :: second :: zoneHour :: zoneMinute :: _ =>
val timeZone = "([+-]\\d{2}:\\d{2})".r.findFirstIn(str).getOrElse(currentTimeZone)
ISO_DATE_TIME_FORMAT.format(year.to04d, month.to02d, day.to02d, hour.to02d, minute.to02d, second.to02d, timeZone)
case year :: month :: day :: hour :: minute :: second :: _ =>
ISO_DATE_TIME_FORMAT.format(year.to04d, month.to02d, day.to02d, hour.to02d, minute.to02d, second.to02d, currentTimeZone)
case year :: month :: day :: hour :: minute :: _ =>
ISO_DATE_TIME_FORMAT.format(year.to04d, month.to02d, day.to02d, hour.to02d, minute.to02d, "00", currentTimeZone)
case year :: month :: day :: _ if paramType == ParamType.LocalDate =>
ISO_DATE_TIME_FORMAT.format(year.to04d, month.to02d, day.to02d, "00", "00", "00", currentTimeZone)
case hour :: minute :: second :: _ if paramType == ParamType.LocalTime =>
ISO_DATE_TIME_FORMAT.format("1970", "01", "01", hour.to02d, minute.to02d, second.to02d, currentTimeZone)
case hour :: minute :: _ if paramType == ParamType.LocalTime =>
ISO_DATE_TIME_FORMAT.format("1970", "01", "01", hour.to02d, minute.to02d, "00", currentTimeZone)
case _ => str
}
}
}
def parseDateTime(s: String): DateTime = DateTime.parse(toISODateTimeFormat(s, ParamType.DateTime))
def parseLocalDate(s: String): LocalDate = DateTime.parse(toISODateTimeFormat(s, ParamType.LocalDate)).toLocalDate
def parseLocalTime(s: String): LocalTime = DateTime.parse(toISODateTimeFormat(s, ParamType.LocalTime)).toLocalTime
def toDateString(
params: Map[String, Any],
year: String = "year",
month: String = "month",
day: String = "day"): Option[String] = {
try {
(params.get(year).filterNot(_.toString.isEmpty) orElse
params.get(month).filterNot(_.toString.isEmpty) orElse
params.get(day).filterNot(_.toString.isEmpty)).map { _ =>
"%04d-%02d-%02d".format(
params.get(year).map(_.toString.toInt).orNull,
params.get(month).map(_.toString.toInt).orNull,
params.get(day).map(_.toString.toInt).orNull
)
}
} catch { case e: NumberFormatException => None }
}
def toUnsafeDateString(
params: Map[String, Any],
year: String = "year",
month: String = "month",
day: String = "day"): Option[String] = {
(params.get(year).filterNot(_.toString.isEmpty) orElse
params.get(month).filterNot(_.toString.isEmpty) orElse
params.get(day).filterNot(_.toString.isEmpty)).map { t =>
"%s-%s-%s".format(
params.get(year).map(_.toString.to04d).orNull,
params.get(month).map(_.toString.to02d).orNull,
params.get(day).map(_.toString.to02d).orNull
)
}
}
def toTimeString(
params: Map[String, Any],
hour: String = "hour",
minute: String = "minute",
second: String = "second"): Option[String] = {
try {
(params.get(hour).filterNot(_.toString.isEmpty) orElse
params.get(minute).filterNot(_.toString.isEmpty) orElse
params.get(second).filterNot(_.toString.isEmpty)).map { _ =>
"1970-01-01 %02d:%02d:%02d".format(
params.get(hour).map(_.toString.toInt).orNull,
params.get(minute).map(_.toString.toInt).orNull,
params.get(second).map(_.toString.toInt).orNull
)
}
} catch { case e: NumberFormatException => None }
}
def toUnsafeTimeString(
params: Map[String, Any],
hour: String = "hour",
minute: String = "minute",
second: String = "second"): Option[String] = {
(params.get(hour).filterNot(_.toString.isEmpty) orElse
params.get(minute).filterNot(_.toString.isEmpty) orElse
params.get(second).filterNot(_.toString.isEmpty)).map { _ =>
"1970-01-01 %s:%s:%s".format(
params.get(hour).map(_.toString.to02d).orNull,
params.get(minute).map(_.toString.to02d).orNull,
params.get(second).map(_.toString.to02d).orNull
)
}
}
def toDateTimeString(
params: Map[String, Any],
year: String = "year",
month: String = "month",
day: String = "day",
hour: String = "hour",
minute: String = "minute",
second: String = "second"): Option[String] = {
try {
(params.get(year).filterNot(_.toString.isEmpty) orElse
params.get(month).filterNot(_.toString.isEmpty) orElse
params.get(day).filterNot(_.toString.isEmpty) orElse
params.get(hour).filterNot(_.toString.isEmpty) orElse
params.get(minute).filterNot(_.toString.isEmpty) orElse
params.get(second).filterNot(_.toString.isEmpty)).map { _ =>
"%04d-%02d-%02d %02d:%02d:%02d".format(
params.get(year).map(_.toString.toInt).orNull,
params.get(month).map(_.toString.toInt).orNull,
params.get(day).map(_.toString.toInt).orNull,
params.get(hour).map(_.toString.toInt).orNull,
params.get(minute).map(_.toString.toInt).orNull,
params.get(second).map(_.toString.toInt).orNull
)
}
} catch { case e: NumberFormatException => None }
}
def toUnsafeDateTimeString(
params: Map[String, Any],
year: String = "year",
month: String = "month",
day: String = "day",
hour: String = "hour",
minute: String = "minute",
second: String = "second"): Option[String] = {
(params.get(year).filterNot(_.toString.isEmpty) orElse
params.get(month).filterNot(_.toString.isEmpty) orElse
params.get(day).filterNot(_.toString.isEmpty) orElse
params.get(hour).filterNot(_.toString.isEmpty) orElse
params.get(minute).filterNot(_.toString.isEmpty) orElse
params.get(second).filterNot(_.toString.isEmpty)).map { _ =>
"%s-%s-%s %s:%s:%s".format(
params.get(year).map(_.toString.to04d).orNull,
params.get(month).map(_.toString.to02d).orNull,
params.get(day).map(_.toString.to02d).orNull,
params.get(hour).map(_.toString.to02d).orNull,
params.get(minute).map(_.toString.to02d).orNull,
params.get(second).map(_.toString.to02d).orNull
)
}
}
}
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