timeformatter.java

程序练习中包括书中实例程序代码和练习中要用到的代码,是压缩文件

package examples.i18n;
import java.text.DateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.Locale;
import java.util.TimeZone;
/** Class to demonstrate the use of the TimeZone
  * class and time formatting
  */
public class TimeFormatter {
   /** Test method for the class
     * @param args not used
     */
   public static void main( String[] args ) {
      Calendar calDefault = Calendar.getInstance();
      TimeZone tzDefault = calDefault.getTimeZone();
      Date currentTime = calDefault.getTime();
      String[] timezones = TimeZone.getAvailableIDs();
      DateFormat df = DateFormat.getTimeInstance(
                 DateFormat.DEFAULT, Locale.GERMAN );
      for( int i = 0; i < timezones.length; i++ ) {
         TimeZone tz
            = TimeZone.getTimeZone( timezones[i] );
         df.setTimeZone( tz );
         System.out.print( timezones[i] + ": " );
         System.out.print( df.format(currentTime) );
         System.out.println(" " + tz.getDisplayName() );
      }
   }
}