week to date，getDate()返回日期中的星期几

//今天时间Date now = new Date();SimpleDateFormat sdf = new SimpleDateFormat(DateFormat);Calendar calendar = Calendar.getInstance();calendar.setTime(now);//当前开始时间GregorianCalendar thebaygc = new GregorianCalendar();thebaygc.set(calendar.get(Calendar.YEAR),calendar.get(Calendar.MONTH),calendar.get(Calendar.DAY_OF_MONTH),0,0,0);Date thebay = thebaygc.getTime();//当天结束时间GregorianCalendar endbaygc = new GregorianCalendar();endbaygc.set(calendar.get(Calendar.YEAR),calendar.get(Calendar.MONTH),calendar.get(Calendar.DAY_OF_MONTH),23,59,59);Date endbay = endbaygc.getTime();

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