GregorianCalendar类setTimeZone()方法 (GregorianCalendar Class setTimeZone() method)

• setTimeZone() method is available in java.util package.

  setTimeZone()方法在java.util包中可用。

• setTimeZone() method is used to sets the time zone with the specified TimeZone(tz) for this GregorianCalendar.

  setTimeZone()方法用于为此GregorianCalendar设置具有指定TimeZone(tz)的时区。

• setTimeZone() method is a non-static method, so it is accessible with the class object and if we try to access the method with the class name then we will get an error.

  setTimeZone()方法是一种非静态方法，因此可以通过类对象进行访问，如果尝试使用类名称访问该方法，则会收到错误消息。

• setTimeZone() method does not throw an exception at the time of the set time zone.

  setTimeZone()方法在设置的时区时不会引发异常。

Syntax:

句法：

    public void setTimeZone(TimeZone tz);

Parameter(s):

参数：

• TimeZone tz – represent the time zone to be set for this calendar.

  TimeZone tz –表示要为此日历设置的时区。

Return value:

返回值：

The return type of the method is void, it returns nothing.

该方法的返回类型为void ，不返回任何内容。

Example:

例：

// Java program is to demonstrate the example of
// setTimeZone(TimeZone tz) method of GregorianCalendar
import java.util.*;
public class SetTimeZoneOfGregorianCalendar {public static void main(String[] args) {// Instantiates a GregorianCalendar object
GregorianCalendar ca = (GregorianCalendar) GregorianCalendar.getInstance();
TimeZone tmz = TimeZone.getTimeZone("GMT");
// Display current GregorianCalendar
System.out.println("ca: " + ca.getTime());
// By using setTimeZone() method isto
// set the time zone of this GregorianCalendar
ca.setTimeZone(tmz);
// By using getTimeZone() method isto
// get the time zone of this GregorianCalendar
System.out.print("ca.setTimeZone(tmz): ");
System.out.println(ca.getTimeZone().getDisplayName());
}
}

Output

输出量

ca: Sat Feb 15 13:00:55 GMT 2020
ca.setTimeZone(tmz): Greenwich Mean Time

翻译自: https://www.includehelp.com/java/gregoriancalendar-settimezone-method-with-example.aspx