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you should now be able to check for date formats from the eventmodel

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git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352874 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andrew C. Oliver 2002-10-01 20:40:29 +00:00
parent 7000fe4dfb
commit e0b73de5bf
1 changed files with 26 additions and 14 deletions
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38
src/java/org/apache/poi/hssf/usermodel/HSSFDateUtil.java
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@ -143,19 +143,13 @@ public class HSSFDateUtil
}
/**
* Check if a cell contains a date
* Since dates are stored internally in Excel as double values
* we infer it is a date if it is formatted as such.
* given a format ID this will check whether the format represents
* an internal date format or not.
*/
public static boolean isCellDateFormatted(HSSFCell cell) {
if (cell == null) return false;
boolean bDate = false;
public static boolean isInternalDateFormat(int format) {
boolean retval =false;
double d = cell.getNumericCellValue();
if ( HSSFDateUtil.isValidExcelDate(d) ) {
HSSFCellStyle style = cell.getCellStyle();
int i = style.getDataFormat();
switch(i) {
switch(format) {
// Internal Date Formats as described on page 427 in
// Microsoft Excel Dev's Kit...
case 0x0e:
@ -170,13 +164,31 @@ public class HSSFDateUtil
case 0x2d:
case 0x2e:
case 0x2f:
bDate = true;
retval = true;
break;
default:
bDate = false;
retval = false;
break;
}
return retval;
}
/**
* Check if a cell contains a date
* Since dates are stored internally in Excel as double values
* we infer it is a date if it is formatted as such.
* @see #isInternalDateFormat(int)
*/
public static boolean isCellDateFormatted(HSSFCell cell) {
if (cell == null) return false;
boolean bDate = false;
double d = cell.getNumericCellValue();
if ( HSSFDateUtil.isValidExcelDate(d) ) {
HSSFCellStyle style = cell.getCellStyle();
int i = style.getDataFormat();
bDate = isInternalDateFormat(i);
}
return bDate;
}