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import java.text.DateFormat; import java.util.*; public class JspCalendar { Calendar calendar = null; public JspCalendar() { calendar = Calendar.getInstance(); Date trialTime = new Date(); calendar.setTime(trialTime); } public int getYear() { return calendar.get(Calendar.YEAR); } public String getMonth() { int m = getMonthInt(); String[] months = new String [] { "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" }; if (m > 12) return "Unknown to Man"; return months[m - 1]; } public String getDay() { int x = getDayOfWeek(); String[] days = new String[] {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}; if (x > 7) return "Unknown to Man"; return days[x - 1]; } public int getMonthInt() { return 1 + calendar.get(Calendar.MONTH); } public String getDate() { return getMonthInt() + "/" + getDayOfMonth() + "/" + getYear(); } public String getTime() { return getHour() + ":" + getMinute() + ":" + getSecond(); } public int getDayOfMonth() { return calendar.get(Calendar.DAY_OF_MONTH); } public int getDayOfYear() { return calendar.get(Calendar.DAY_OF_YEAR); } public int getWeekOfYear() { return calendar.get(Calendar.WEEK_OF_YEAR); } public int getWeekOfMonth() { return calendar.get(Calendar.WEEK_OF_MONTH); } public int getDayOfWeek() { return calendar.get(Calendar.DAY_OF_WEEK); } public int getHour() { return calendar.get(Calendar.HOUR_OF_DAY); } public int getMinute() { return calendar.get(Calendar.MINUTE); } public int getSecond() { return calendar.get(Calendar.SECOND); } public static void main(String args[]) { JspCalendar db = new JspCalendar(); p("date: " + db.getDayOfMonth()); p("year: " + db.getYear()); p("month: " + db.getMonth()); p("time: " + db.getTime()); p("date: " + db.getDate()); p("Day: " + db.getDay()); p("DayOfYear: " + db.getDayOfYear()); p("WeekOfYear: " + db.getWeekOfYear()); p("era: " + db.getEra()); p("ampm: " + db.getAMPM()); p("DST: " + db.getDSTOffset()); p("ZONE Offset: " + db.getZoneOffset()); p("TIMEZONE: " + db.getUSTimeZone()); } private static void p(String x) { System.out.println(x); } public int getEra() { return calendar.get(Calendar.ERA); } public String getUSTimeZone() { String[] zones = new String[] {"Hawaii", "Alaskan", "Pacific", "Mountain", "Central", "Eastern"}; return zones[10 + getZoneOffset()]; } public int getZoneOffset() { return calendar.get(Calendar.ZONE_OFFSET)/(60*60*1000); } public int getDSTOffset() { return calendar.get(Calendar.DST_OFFSET)/(60*60*1000); } public int getAMPM() { return calendar.get(Calendar.AM_PM); } } 返回类别: 教程 上一教程: JavaBean实现多文件上传的两种方式 下一教程: J2EE学习之-搭建开发平台 您可以阅读与"一个比较全的日期操作例子Calendar"相关的教程: · 给你个比较全的关于时间的操作的东西------ · 给你个比较全的关于时间的操作的东西 · JSP数据库操作例程(USE BEAN) · 用javascript实现的日期时间输入控件 · JSP文件操作例程-读文件 |
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