"poi color palette" Code Answer's
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poi color palette
import java.io.FileOutputStream;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.FillPatternType;
import org.apache.poi.ss.usermodel.IndexedColors;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.xssf.usermodel.XSSFCellStyle;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
/**
* @author: aNIRUDDHA
*/
public class ExcelColours {
public static void main(String[] args) {
try {
XSSFWorkbook workbook = new XSSFWorkbook();
XSSFSheet sheet = workbook.createSheet("Sheet1");
XSSFCellStyle sampleStyle = null;
int colourCounter = 0;
for (IndexedColors indexedColor : IndexedColors.values()) {
sampleStyle = workbook.createCellStyle();
sampleStyle.setFillPattern(FillPatternType.SOLID_FOREGROUND);
sampleStyle.setFillForegroundColor(indexedColor.getIndex());
getCell(sheet, colourCounter, 0).setCellStyle(sampleStyle);
getCell(sheet, colourCounter, 1).setCellValue(indexedColor.toString());
colourCounter++;
}
FileOutputStream outputStream = new FileOutputStream("POI-Colours.xlsx");
workbook.write(outputStream);
} catch (Throwable a_th) {
a_th.printStackTrace();
}
}
private static Cell getCell(XSSFSheet a_sheet, int rowIndex, int cellIndex) {
Row row;
if ((row = a_sheet.getRow(rowIndex)) == null) {
row = a_sheet.createRow(rowIndex);
}
Cell cell;
if ((cell = row.getCell(cellIndex)) == null) {
cell = row.createCell(cellIndex);
}
return cell;
}
Source: www.linkedin.com
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