Example usage for org.apache.poi.hssf.usermodel HSSFComment getAuthor

Introduction

In this page you can find the example usage for org.apache.poi.hssf.usermodel HSSFComment getAuthor.

Prototype

@Override
public String getAuthor() 

Source Link

Document

Name of the original comment author

Usage

From source file:org.modeshape.sequencer.msoffice.excel.ExcelMetadataReader.java

License:Apache License

public static ExcelMetadata instance(InputStream stream) throws IOException {
    ExcelMetadata metadata = new ExcelMetadata();
    HSSFWorkbook wb = new HSSFWorkbook(new POIFSFileSystem(stream));

    List<ExcelSheetMetadata> sheets = new ArrayList<ExcelSheetMetadata>();

    for (int sheetInd = 0; sheetInd < wb.getNumberOfSheets(); sheetInd++) {
        ExcelSheetMetadata meta = new ExcelSheetMetadata();
        meta.setName(wb.getSheetName(sheetInd));
        sheets.add(meta);//from   w w w .  jav  a2  s  . co  m

        HSSFSheet worksheet = wb.getSheetAt(sheetInd);
        int lastRowNum = worksheet.getLastRowNum();

        StringBuilder buff = new StringBuilder();
        for (int rowNum = worksheet.getFirstRowNum(); rowNum <= lastRowNum; rowNum++) {
            HSSFRow row = worksheet.getRow(rowNum);

            // Empty rows are returned as null
            if (row == null) {
                continue;
            }

            int lastCellNum = row.getLastCellNum();
            for (int cellNum = row.getFirstCellNum(); cellNum < lastCellNum; cellNum++) {
                HSSFCell cell = row.getCell(cellNum);

                // Undefined cells are returned as null
                if (cell == null) {
                    continue;
                }

                /*
                 * Builds a string of body content from all string, numeric,
                 * and formula values in the body of each worksheet.
                 * 
                 *  This code currently duplicates the POI 3.1 ExcelExtractor behavior of
                 *  combining the body text from all worksheets into a single string.
                 */
                switch (cell.getCellType()) {
                case HSSFCell.CELL_TYPE_STRING:
                    buff.append(cell.getRichStringCellValue().getString());
                    break;
                case HSSFCell.CELL_TYPE_NUMERIC:
                    buff.append(cell.getNumericCellValue());
                    break;
                case HSSFCell.CELL_TYPE_FORMULA:
                    buff.append(cell.getCellFormula());
                    break;
                }

                HSSFComment comment = cell.getCellComment();
                if (comment != null) {
                    // Filter out row delimiter characters from comment
                    String commentText = comment.getString().getString().replace(ROW_DELIMITER_CHAR, ' ');

                    buff.append(" [");
                    buff.append(commentText);
                    buff.append(" by ");
                    buff.append(comment.getAuthor());
                    buff.append(']');
                }

                if (cellNum < lastCellNum - 1) {
                    buff.append(CELL_DELIMITER_CHAR);
                } else {
                    buff.append(ROW_DELIMITER_CHAR);
                }
            }
        }
        meta.setText(buff.toString());
    }

    metadata.setSheets(sheets);
    metadata.setMetadata(wb.getSummaryInformation());
    return metadata;
}

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