<dependency> <groupId>com.veydertimes</groupId> <artifactId>veydertimes</artifactId> <version>1.0.0</version> </dependency> TimeZone systemTimeZone = TimeZoneUtil.getCurrentTimeZone(); LocalDateTime dateTime = LocalDateTime.now(); TimeZone sourceTimeZone = TimeZone.getTimeZone("America/New_York"); TimeZone targetTimeZone = TimeZone.getTimeZone("Asia/Shanghai"); LocalDateTime convertedDateTime = TimeZoneUtil.convertDateTimeToTimeZone(dateTime, sourceTimeZone, targetTimeZone); LocalDateTime dateTime = LocalDateTime.now(); String formattedDate = DateFormatUtil.format(dateTime, "yyyy-MM-dd HH:mm:ss"); String dateString = "2022-01-01 12:00:00"; LocalDateTime parsedDateTime = DateFormatUtil.parse(dateString, "yyyy-MM-dd HH:mm:ss"); properties veydertimes.defaultTimeZone=Asia/Shanghai veydertimes.defaultDateFormat=yyyy-MM-dd HH:mm:ss