實例如下：
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一 json optString 解析的TimesTamp string二 long dateSec = (long) (Double.valueOf(timestamp) * 1000);三 Date date=new Date(dateSec);四 getTimestampString(date);public static String getTimestampString(Date paramDate) { String str = null; long l = paramDate.getTime(); Calendar localCalendar = GregorianCalendar.getInstance(); localCalendar.setTime(paramDate); int year = localCalendar.get(Calendar.YEAR); if(! isSameYear(year)){ //去年，直接返回 String paramDate2str = new SimpleDateFormat("yyyy MM dd", Locale.CHINA).format(paramDate); return paramDate2str; } if (isSameDay(l)) { int i = localCalendar.get(Calendar.HOUR_OF_DAY); if (i > 17) { str = "晚上 HH:mm";//HH表示24小時,hh表示12小時進制， } else if ((i >= 0) && (i <= 6)) { str = "凌晨 HH:mm"; } else if ((i > 11) && (i <= 17)) { str = "下午 HH:mm"; } else { str = "上午 HH:mm"; } } else if (isYesterday(l)) { str = "昨天 HH:mm"; } else if (isBeforeYesterday(l)) { str = "前天 HH:mm"; } else { str = "M月d日 HH:mm"; } String paramDate2str = new SimpleDateFormat(str, Locale.CHINA).format(paramDate); return paramDate2str; }。。。// 獲取 今天開始結束 時間 public static TimeInfo getTodayStartAndEndTime() { Calendar localCalendar1 = Calendar.getInstance(); localCalendar1.set(Calendar.HOUR_OF_DAY, 0); localCalendar1.set(Calendar.MINUTE, 0); localCalendar1.set(Calendar.SECOND, 0); localCalendar1.set(Calendar.MILLISECOND, 0); Date localDate1 = localCalendar1.getTime(); long l1 = localDate1.getTime(); Calendar localCalendar2 = Calendar.getInstance(); localCalendar2.set(Calendar.HOUR_OF_DAY, 23); localCalendar2.set(Calendar.MINUTE, 59); localCalendar2.set(Calendar.SECOND, 59); localCalendar2.set(Calendar.MILLISECOND, 999); Date localDate2 = localCalendar2.getTime(); long l2 = localDate2.getTime(); TimeInfo localTimeInfo = new TimeInfo(); localTimeInfo.setStartTime(l1); localTimeInfo.setEndTime(l2); return localTimeInfo; }// 獲取 昨天開始結束 時間 public static TimeInfo getYesterdayStartAndEndTime() { Calendar localCalendar1 = Calendar.getInstance(); localCalendar1.add(Calendar.DAY_OF_MONTH, -1);//5 localCalendar1.set(Calendar.HOUR_OF_DAY, 0);//11 localCalendar1.set(Calendar.MINUTE, 0);//12 localCalendar1.set(Calendar.SECOND, 0);//13 localCalendar1.set(Calendar.MILLISECOND, 0);//Calendar.MILLISECOND Date localDate1 = localCalendar1.getTime(); long l1 = localDate1.getTime(); Calendar localCalendar2 = Calendar.getInstance(); localCalendar2.add(Calendar.DAY_OF_MONTH, -1);//5 localCalendar2.set(Calendar.HOUR_OF_DAY, 23);//11 localCalendar2.set(Calendar.MINUTE, 59);//12 localCalendar2.set(Calendar.SECOND, 59);//13 localCalendar2.set(Calendar.MILLISECOND, 999);//Calendar.MILLISECOND Date localDate2 = localCalendar2.getTime(); long l2 = localDate2.getTime(); TimeInfo localTimeInfo = new TimeInfo(); localTimeInfo.setStartTime(l1); localTimeInfo.setEndTime(l2); return localTimeInfo; }// 獲取 前天開始結束 時間 public static TimeInfo getBeforeYesterdayStartAndEndTime() { Calendar localCalendar1 = Calendar.getInstance(); localCalendar1.add(Calendar.DAY_OF_MONTH, -2); localCalendar1.set(Calendar.HOUR_OF_DAY, 0); localCalendar1.set(Calendar.MINUTE, 0); localCalendar1.set(Calendar.SECOND, 0); localCalendar1.set(Calendar.MILLISECOND, 0); Date localDate1 = localCalendar1.getTime(); long l1 = localDate1.getTime(); Calendar localCalendar2 = Calendar.getInstance(); localCalendar2.add(Calendar.DAY_OF_MONTH, -2); localCalendar2.set(Calendar.HOUR_OF_DAY, 23); localCalendar2.set(Calendar.MINUTE, 59); localCalendar2.set(Calendar.SECOND, 59); localCalendar2.set(Calendar.MILLISECOND, 999); Date localDate2 = localCalendar2.getTime(); long l2 = localDate2.getTime(); TimeInfo localTimeInfo = new TimeInfo(); localTimeInfo.setStartTime(l1); localTimeInfo.setEndTime(l2); return localTimeInfo; } private static boolean isSameDay(long paramLong) { TimeInfo localTimeInfo = getTodayStartAndEndTime(); return (paramLong > localTimeInfo.getStartTime()) && (paramLong < localTimeInfo.getEndTime()); } private static boolean isYesterday(long paramLong) { TimeInfo localTimeInfo = getYesterdayStartAndEndTime(); return (paramLong > localTimeInfo.getStartTime()) && (paramLong < localTimeInfo.getEndTime()); } private static boolean isBeforeYesterday(long paramLong) { TimeInfo localTimeInfo = getBeforeYesterdayStartAndEndTime(); return (paramLong > localTimeInfo.getStartTime()) && (paramLong < localTimeInfo.getEndTime()); } public static boolean isSameYear(int year) { Calendar cal = Calendar.getInstance(); int CurYear = cal.get(Calendar.YEAR);// Log.e("","CurYear="+CurYear);//2015 return CurYear==year; }。。。。。。public class TimeInfo { private long startTime; private long endTime; public long getStartTime() { return this.startTime; } public void setStartTime(long paramLong) { this.startTime = paramLong; } public long getEndTime() { return this.endTime; } public void setEndTime(long paramLong) { this.endTime = paramLong; }} |
以上這篇java判斷今天,昨天,前天,不能用秒間隔的簡單實例就是小編分享給大家的全部內容了，希望能給大家一個參考，也希望大家多多支持服務器之家。
