/**
* Convert string to date object
* @param strD the string date format:yyyy-MM-dd HH:mm:ss
* @return
*/
public static Date strToDate(String strD)
{
try
{
String strFormat = "yyyy-MM-dd HH:mm:ss";
SimpleDateFormat sdf = new SimpleDateFormat(strFormat);
return sdf.parse(strD);
}catch(java.text.ParseException e)
{
throw new mfutil.MFUtilException("Can not convert string to date object:"+ strD);
}
}
* Convert string to date object
* @param strD the string date format:yyyy-MM-dd HH:mm:ss
* @return
*/
public static Date strToDate(String strD)
{
try
{
String strFormat = "yyyy-MM-dd HH:mm:ss";
SimpleDateFormat sdf = new SimpleDateFormat(strFormat);
return sdf.parse(strD);
}catch(java.text.ParseException e)
{
throw new mfutil.MFUtilException("Can not convert string to date object:"+ strD);
}
}
*检查日期格式是否合法
*****************************************************************/function isDate (theStr) {
var the1st = theStr.indexOf('-');
var the2nd = theStr.lastIndexOf('-');
if (the1st == the2nd) { return(false); }
else {
var y = theStr.substring(0,the1st);
var m = theStr.substring(the1st+1,the2nd);
var d = theStr.substring(the2nd+1,theStr.length);
var maxDays = 31;
if (isInt(m)==false || isInt(d)==false || isInt(y)==false) {
return(false); }
else if (y.length < 4) { return(false); }
else if (!isBetween (m, 1, 12)) { return(false); }
else if (m==4 || m==6 || m==9 || m==11) maxDays = 30;
else if (m==2) {
if (y % 4 > 0) maxDays = 28;
else if (y % 100 == 0 && y % 400 > 0) maxDays = 28;
else maxDays = 29;
}
if (isBetween(d, 1, maxDays) == false) { return(false); }
else { return(true); }
}
}
/*****************************************************************
*检查日期格式是否是一个有效的时间格式
*****************************************************************/
function isTime (theStr) {
var colonDex = theStr.indexOf(':'); if ((colonDex<1) || (colonDex>2)) { return(false); }
else {
var hh = theStr.substring(0,colonDex);
var ss = theStr.substring(colonDex+1, theStr.length); if ((hh.length<1) || (hh.length>2) || (!isInt(hh))) { return(false); }
else if ((ss.length<1) || (ss.length>2) || (!isInt(ss))) { return(false); }
else if ((!isBetween(hh,0,23)) || (!isBetween(ss,0,59))) { return(false); }
else { return(true); }
}
}
* Judge the str is yyyy-MM-dd HH:mm:ss format or not
* Note,if no HH:mm:ss string,it also return false.
*/
public static boolean isDate(String date)
{
Pattern p = Pattern.compile("([1][9][4-9][0-9])|([2][0-9][0-9][0-9])-" +
"(([0]?[0-9])|([1]?[0-2]))-(([0-2]?[0-9])|([3][0-1]))" +
"[ ](([0-1]?[0-9])|([2]?[0-3])):([0-5]?[0-9]):([0-5]?[0-9])$");
Matcher m = p.matcher(date);
boolean b = m.matches();
return b;
} /**
* Check the string format is HH:mm:ss or not
* Test case
abc false
12:1:1 true
2:1:612 false
2:65:1 false
25a:1:1 false
* @param duration
* @return
*/
public static boolean isDuration(String duration)
{
Pattern p = Pattern.compile("(([0-1]?[0-9])|([2]?[0-3])):([0-5]?[0-9]):([0-5]?[0-9])$");
Matcher m = p.matcher(duration);
boolean b = m.matches();
return b;
}
例用SimpleDateFormat类要import哪个包才行?