Example usage for org.apache.poi.xssf.streaming SXSSFSheet setDisplayGridlines

Introduction

In this page you can find the example usage for org.apache.poi.xssf.streaming SXSSFSheet setDisplayGridlines.

Prototype

@Override
public void setDisplayGridlines(boolean show) 

Source Link

Document

Sets whether the gridlines are shown in a viewer

Usage

From source file:org.dashbuilder.dataset.service.DataSetExportServicesImpl.java

License:Apache License

SXSSFWorkbook dataSetToWorkbook(DataSet dataSet) {
    // TODO?: Excel 2010 limits: 1,048,576 rows by 16,384 columns; row width 255 characters
    if (dataSet == null) {
        throw new IllegalArgumentException("Null dataSet specified!");
    }//from w ww . j ava  2s  .c  om
    int columnCount = dataSet.getColumns().size();
    int rowCount = dataSet.getRowCount() + 1; //Include header row;
    int row = 0;

    SXSSFWorkbook wb = new SXSSFWorkbook(100); // keep 100 rows in memory, exceeding rows will be flushed to disk
    Map<String, CellStyle> styles = createStyles(wb);
    SXSSFSheet sh = wb.createSheet("Sheet 1");

    // General setup
    sh.setDisplayGridlines(true);
    sh.setPrintGridlines(false);
    sh.setFitToPage(true);
    sh.setHorizontallyCenter(true);
    sh.trackAllColumnsForAutoSizing();
    PrintSetup printSetup = sh.getPrintSetup();
    printSetup.setLandscape(true);

    // Create header
    Row header = sh.createRow(row++);
    header.setHeightInPoints(20f);
    for (int i = 0; i < columnCount; i++) {
        Cell cell = header.createCell(i);
        cell.setCellStyle(styles.get("header"));
        cell.setCellValue(dataSet.getColumnByIndex(i).getId());
    }

    // Create data rows
    for (; row < rowCount; row++) {
        Row _row = sh.createRow(row);
        for (int cellnum = 0; cellnum < columnCount; cellnum++) {
            Cell cell = _row.createCell(cellnum);
            Object value = dataSet.getValueAt(row - 1, cellnum);
            if (value instanceof Short || value instanceof Long || value instanceof Integer
                    || value instanceof BigInteger) {
                cell.setCellType(CellType.NUMERIC);
                cell.setCellStyle(styles.get("integer_number_cell"));
                cell.setCellValue(((Number) value).doubleValue());
            } else if (value instanceof Float || value instanceof Double || value instanceof BigDecimal) {
                cell.setCellType(CellType.NUMERIC);
                cell.setCellStyle(styles.get("decimal_number_cell"));
                cell.setCellValue(((Number) value).doubleValue());
            } else if (value instanceof Date) {
                cell.setCellType(CellType.STRING);
                cell.setCellStyle(styles.get("date_cell"));
                cell.setCellValue((Date) value);
            } else if (value instanceof Interval) {
                cell.setCellType(CellType.STRING);
                cell.setCellStyle(styles.get(TEXT_CELL));
                cell.setCellValue(((Interval) value).getName());
            } else {
                cell.setCellType(CellType.STRING);
                cell.setCellStyle(styles.get(TEXT_CELL));
                String val = value == null ? "" : value.toString();
                cell.setCellValue(val);
            }
        }
    }

    // Adjust column size
    for (int i = 0; i < columnCount; i++) {
        sh.autoSizeColumn(i);
    }
    return wb;
}

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