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| http://www.apache.org/licenses/LICENSE-2.0 |
| |
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| distributed under the License is distributed on an "AS IS" BASIS, |
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| --> |
| <%@page contentType="text/html" |
| import="java.io.*,org.apache.poi.poifs.filesystem.POIFSFileSystem,org.apache.poi |
| .hssf.record.*,org.apache.poi.hssf.model.*,org.apache.poi.hssf.usermodel.*,org.a |
| pache.poi.hssf.util.*" %> |
| <html> |
| <head><title>Read Excel file </title> |
| </head> |
| <body> |
| An example of using Jakarta POI's HSSF package to read an excel spreadsheet: |
| |
| |
| <form name="form1" method="get" action=""> |
| Select an Excel file to read. |
| <input type="file" name="xls_filename" onChange="form1.submit()"> |
| </form> |
| |
| <% |
| String filename = request.getParameter("xls_filename"); |
| if (filename != null && !filename.isEmpty()) { |
| %> |
| <br>You chose the file <%= filename %>. |
| <br><br>It's contents are: |
| <% |
| try |
| { |
| |
| // create a poi workbook from the excel spreadsheet file |
| POIFSFileSystem fs = |
| new POIFSFileSystem(new FileInputStream(filename)); |
| HSSFWorkbook wb = new HSSFWorkbook(fs); |
| |
| for (int k = 0; k < wb.getNumberOfSheets(); k++) |
| { |
| %> |
| <br><br>Sheet <%= k %> <br> |
| <% |
| |
| HSSFSheet sheet = wb.getSheetAt(k); |
| int rows = sheet.getPhysicalNumberOfRows(); |
| |
| for (int r = 0; r < rows; r++) |
| { |
| HSSFRow row = sheet.getRow(r); |
| if (row != null) { |
| int cells = row.getPhysicalNumberOfCells(); |
| %> |
| <br><b>ROW <%= |
| row.getRowNum() %> </b> |
| <% |
| for (short c = 0; c < cells; c++) |
| { |
| HSSFCell cell = row.getCell(c); |
| if (cell != null) { |
| String value = null; |
| |
| switch (cell.getCellType()) |
| { |
| |
| case HSSFCell.CELL_TYPE_FORMULA : |
| value = "FORMULA "; |
| break; |
| |
| case HSSFCell.CELL_TYPE_NUMERIC : |
| value = "NUMERIC value=" |
| + cell.getNumericCellValue |
| (); |
| break; |
| |
| case HSSFCell.CELL_TYPE_STRING : |
| value = "STRING value=" |
| + cell.getStringCellValue(); |
| break; |
| |
| default : |
| } |
| %> |
| <%= "CELL col=" |
| |
| + cell.getColumnIndex() |
| + " VALUE=" + value %> |
| <% |
| } |
| } |
| } |
| } |
| } |
| } |
| catch (Exception e) |
| { |
| %> |
| Error occurred: <%= e.getMessage() %> |
| <% |
| e.printStackTrace(); |
| } |
| |
| } |
| %> |
| </body> |
| </html> |
| |
