実装 - Implementation
TimestampUtil.java
import java.sql.Timestamp; import java.text.SimpleDateFormat; public class TimestampUtil { public static String formattedTimestamp(Timestamp timestamp, String timeFormat) { return new SimpleDateFormat(timeFormat).format(timestamp); } public static Timestamp current() { return new Timestamp(System.currentTimeMillis()); } }
実行結果 - Execution result
TimeController.java
import example.util.TimestampUtil; public class TimeController { private static String TIME_FORMAT = "yyyy/MM/dd HH:mm:ss"; public static void main(String[] args) { System.out.println(TimestampUtil.formattedTimestamp(TimestampUtil.current(), TIME_FORMAT)); } }
TimeController.java を実行 - Execute TimeController.java
2009/07/20 04:40:08