scala转换date提取年月日时分秒

import java.text.SimpleDateFormat
import java.util.Date
import java.util.Calendar

object test {

  def main(args: Array[String]): Unit = {
    val datees = "2017-04-14 07:29:03.0"
    val hour = tranfTime(datees)
    println(hour)
  }

  def tranfTime(timestring: String): Int = {
    val fm = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss")
    //将string的时间转换为date
    val time: Date = fm.parse(timestring)

    val cal = Calendar.getInstance()
    cal.setTime(time)
    //提取时间里面的小时时段
    val hour: Int = cal.get(Calendar.HOUR_OF_DAY)
    hour
  }
}