/**
* Clears out the array of cells. This is done for memory allocation reasons when reading very
* large sheets
*/
final void clear() {
cells = null;
mergedCells = null;
columnInfosArray.clear();
sharedFormulas.clear();
hyperlinks.clear();
columnInfosInitialized = false;
if (!workbookSettings.getGCDisabled()) {
System.gc();
}
}
/** Reads in the contents of this sheet */
final void readSheet() {
// If this sheet contains only a chart, then set everything to
// empty and do not bother parsing the sheet
// Thanks to steve.brophy for spotting this
if (!sheetBof.isWorksheet()) {
numRows = 0;
numCols = 0;
cells = new Cell[0][0];
// return;
}
SheetReader reader =
new SheetReader(
excelFile,
sharedStrings,
formattingRecords,
sheetBof,
workbookBof,
nineteenFour,
workbook,
startPosition,
this);
reader.read();
// Take stuff that was read in
numRows = reader.getNumRows();
numCols = reader.getNumCols();
cells = reader.getCells();
rowProperties = reader.getRowProperties();
columnInfosArray = reader.getColumnInfosArray();
hyperlinks = reader.getHyperlinks();
conditionalFormats = reader.getConditionalFormats();
autoFilter = reader.getAutoFilter();
charts = reader.getCharts();
drawings = reader.getDrawings();
dataValidation = reader.getDataValidation();
mergedCells = reader.getMergedCells();
settings = reader.getSettings();
settings.setHidden(hidden);
rowBreaks = reader.getRowBreaks();
columnBreaks = reader.getColumnBreaks();
workspaceOptions = reader.getWorkspaceOptions();
plsRecord = reader.getPLS();
buttonPropertySet = reader.getButtonPropertySet();
maxRowOutlineLevel = reader.getMaxRowOutlineLevel();
maxColumnOutlineLevel = reader.getMaxColumnOutlineLevel();
reader = null;
if (!workbookSettings.getGCDisabled()) {
System.gc();
}
if (columnInfosArray.size() > 0) {
ColumnInfoRecord cir = (ColumnInfoRecord) columnInfosArray.get(columnInfosArray.size() - 1);
columnInfos = new ColumnInfoRecord[cir.getEndColumn() + 1];
} else {
columnInfos = new ColumnInfoRecord[0];
}
// Add any local names
if (localNames != null) {
for (Iterator it = localNames.iterator(); it.hasNext(); ) {
NameRecord nr = (NameRecord) it.next();
if (nr.getBuiltInName() == BuiltInName.PRINT_AREA) {
if (nr.getRanges().length > 0) {
NameRecord.NameRange rng = nr.getRanges()[0];
settings.setPrintArea(
rng.getFirstColumn(), rng.getFirstRow(), rng.getLastColumn(), rng.getLastRow());
}
} else if (nr.getBuiltInName() == BuiltInName.PRINT_TITLES) {
// There can be 1 or 2 entries.
// Row entries have hardwired column entries (first and last
// possible column)
// Column entries have hardwired row entries (first and last
// possible row)
for (int i = 0; i < nr.getRanges().length; i++) {
NameRecord.NameRange rng = nr.getRanges()[i];
if (rng.getFirstColumn() == 0 && rng.getLastColumn() == 255) {
settings.setPrintTitlesRow(rng.getFirstRow(), rng.getLastRow());
} else {
settings.setPrintTitlesCol(rng.getFirstColumn(), rng.getLastColumn());
}
}
}
}
}
}