null if this is a 2D reference. Special characters are not
- * escaped or delimited
- */
- public String getSheetName(){
- return _sheetName;
+ super(pSheetName, pRow, pCol, pAbsRow, pAbsCol);
}
- /**
- * takes in a column reference portion of a CellRef and converts it from
- * ALPHA-26 number format to 0-based base 10.
- */
- private int convertColStringToNum(String ref) {
- int lastIx = ref.length()-1;
- int retval=0;
- int pos = 0;
-
- for (int k = lastIx; k > -1; k--) {
- char thechar = ref.charAt(k);
- if ( pos == 0) {
- retval += (Character.getNumericValue(thechar)-9);
- } else {
- retval += (Character.getNumericValue(thechar)-9) * (pos * 26);
- }
- pos++;
- }
- return retval-1;
+ protected void appendCellReference(StringBuffer sb) {
+ super.appendCellReference(sb);
}
-
-
- /**
- * Separates the row from the columns and returns an array of three Strings. The first element
- * is the sheet name. Only the first element may be null. The second element in is the column
- * name still in ALPHA-26 number format. The third element is the row.
- */
- private static String[] separateRefParts(String reference) {
-
- int plingPos = reference.lastIndexOf(SHEET_NAME_DELIMITER);
- String sheetName = parseSheetName(reference, plingPos);
- int start = plingPos+1;
-
- int length = reference.length();
-
-
- int loc = start;
- // skip initial dollars
- if (reference.charAt(loc)==ABSOLUTE_REFERENCE_MARKER) {
- loc++;
- }
- // step over column name chars until first digit (or dollars) for row number.
- for (; loc < length; loc++) {
- char ch = reference.charAt(loc);
- if (Character.isDigit(ch) || ch == ABSOLUTE_REFERENCE_MARKER) {
- break;
- }
- }
- return new String[] {
- sheetName,
- reference.substring(start,loc),
- reference.substring(loc),
- };
- }
-
- private static String parseSheetName(String reference, int indexOfSheetNameDelimiter) {
- if(indexOfSheetNameDelimiter < 0) {
- return null;
- }
-
- boolean isQuoted = reference.charAt(0) == SPECIAL_NAME_DELIMITER;
- if(!isQuoted) {
- return reference.substring(0, indexOfSheetNameDelimiter);
- }
- int lastQuotePos = indexOfSheetNameDelimiter-1;
- if(reference.charAt(lastQuotePos) != SPECIAL_NAME_DELIMITER) {
- throw new RuntimeException("Mismatched quotes: (" + reference + ")");
- }
-
- // TODO - refactor cell reference parsing logic to one place.
- // Current known incarnations:
- // FormulaParser.GetName()
- // CellReference.parseSheetName() (here)
- // AreaReference.separateAreaRefs()
- // SheetNameFormatter.format() (inverse)
-
- StringBuffer sb = new StringBuffer(indexOfSheetNameDelimiter);
-
- for(int i=1; i| Result | Comment |
|---|---|
| A1 | Cell reference without sheet |
| Sheet1!A1 | Standard sheet name |
| 'O''Brien''s Sales'!A1' | Sheet name with special characters |
null if this is a 2D reference. Special characters are not
+ * escaped or delimited
+ */
+ public String getSheetName(){
+ return _sheetName;
+ }
+
+ /**
+ * takes in a column reference portion of a CellRef and converts it from
+ * ALPHA-26 number format to 0-based base 10.
+ * ALPHA-26 goes A to Z, then AA to AZ, BA to BZ, ..., ZA to ZZ,
+ * AAA to AAZ, ABA to ABZ, ..., AZA to AZZ, BAA to BAZ etc
+ */
+ private int convertColStringToNum(String ref) {
+ int lastIx = ref.length()-1;
+ int retval=0;
+ int pos = 0;
+
+ for (int k = lastIx; k > -1; k--) {
+ char thechar = ref.charAt(k);
+ // Character.getNumericValue() returns the values
+ // 10-35 for the letter A-Z
+ int shift = (int)Math.pow(26, pos);
+ retval += (Character.getNumericValue(thechar)-9) * shift;
+ pos++;
+ }
+ return retval-1;
+ }
+
+
+ /**
+ * Separates the row from the columns and returns an array of three Strings. The first element
+ * is the sheet name. Only the first element may be null. The second element in is the column
+ * name still in ALPHA-26 number format. The third element is the row.
+ */
+ private static String[] separateRefParts(String reference) {
+
+ int plingPos = reference.lastIndexOf(SHEET_NAME_DELIMITER);
+ String sheetName = parseSheetName(reference, plingPos);
+ int start = plingPos+1;
+
+ int length = reference.length();
+
+
+ int loc = start;
+ // skip initial dollars
+ if (reference.charAt(loc)==ABSOLUTE_REFERENCE_MARKER) {
+ loc++;
+ }
+ // step over column name chars until first digit (or dollars) for row number.
+ for (; loc < length; loc++) {
+ char ch = reference.charAt(loc);
+ if (Character.isDigit(ch) || ch == ABSOLUTE_REFERENCE_MARKER) {
+ break;
+ }
+ }
+ return new String[] {
+ sheetName,
+ reference.substring(start,loc),
+ reference.substring(loc),
+ };
+ }
+
+ private static String parseSheetName(String reference, int indexOfSheetNameDelimiter) {
+ if(indexOfSheetNameDelimiter < 0) {
+ return null;
+ }
+
+ boolean isQuoted = reference.charAt(0) == SPECIAL_NAME_DELIMITER;
+ if(!isQuoted) {
+ return reference.substring(0, indexOfSheetNameDelimiter);
+ }
+ int lastQuotePos = indexOfSheetNameDelimiter-1;
+ if(reference.charAt(lastQuotePos) != SPECIAL_NAME_DELIMITER) {
+ throw new RuntimeException("Mismatched quotes: (" + reference + ")");
+ }
+
+ // TODO - refactor cell reference parsing logic to one place.
+ // Current known incarnations:
+ // FormulaParser.GetName()
+ // CellReference.parseSheetName() (here)
+ // AreaReference.separateAreaRefs()
+ // SheetNameFormatter.format() (inverse)
+
+ StringBuffer sb = new StringBuffer(indexOfSheetNameDelimiter);
+
+ for(int i=1; i| Result | Comment |
|---|---|
| A1 | Cell reference without sheet |
| Sheet1!A1 | Standard sheet name |
| 'O''Brien''s Sales'!A1' | Sheet name with special characters |