Quick Guide to HSSF Features

From 7d1ba7ecc32918e70283890d858a1b9f295baada Mon Sep 17 00:00:00 2001 From: Glen Stampoultzis Date: Thu, 28 Mar 2002 11:29:02 +0000 Subject: [PATCH] Quick guide now available git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352294 13f79535-47bb-0310-9956-ffa450edef68 --- src/documentation/xdocs/hssf/book.xml | 1 + src/documentation/xdocs/hssf/quick-guide.xml | 300 +++++++++++++++++++ 2 files changed, 301 insertions(+) create mode 100644 src/documentation/xdocs/hssf/quick-guide.xml diff --git a/src/documentation/xdocs/hssf/book.xml b/src/documentation/xdocs/hssf/book.xml index 2c2eb5538d..9e31b9bff9 100644 --- a/src/documentation/xdocs/hssf/book.xml +++ b/src/documentation/xdocs/hssf/book.xml @@ -10,6 +10,7 @@ +

diff --git a/src/documentation/xdocs/hssf/quick-guide.xml b/src/documentation/xdocs/hssf/quick-guide.xml new file mode 100644 index 0000000000..11ab1c8744 --- /dev/null +++ b/src/documentation/xdocs/hssf/quick-guide.xml @@ -0,0 +1,300 @@ + + + + +

+ Quick Guide to HSSF Features + + + +

+ + +

+ Want to use HSSF read and write spreadsheets in a hurry? This guide is for you. If you're after + more in-depth coverage of the HSSF user-API please consult the HOWTO + guide as it contains actual descriptions of how to use this stuff. +

+ +

How to create a new workbook
How to create a sheet
How to create cells
How to create date cells
Working with different types of cells
Aligning cells
Working with borders
Fills and color
Merging cells
Working with fonts
Reading and writing

+ + + + + + HSSFWorkbook wb = new HSSFWorkbook(); + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + + + + + HSSFWorkbook wb = new HSSFWorkbook(); + HSSFSheet sheet1 = wb.createSheet("new sheet"); + HSSFSheet sheet2 = wb.createSheet("second sheet"); + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + + + + + HSSFWorkbook wb = new HSSFWorkbook(); + HSSFSheet sheet = wb.createSheet("new sheet"); + + // Create a row and put some cells in it. Rows are 0 based. + HSSFRow row = sheet.createRow((short)0); + // Create a cell and put a value in it. + HSSFCell cell = row.createCell((short)0); + cell.setCellValue(1); + + // Or do it on one line. + row.createCell((short)1).setCellValue(1.2); + row.createCell((short)2).setCellValue("This is a string"); + row.createCell((short)3).setCellValue(true); + + // Write the output to a file + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + + + + + HSSFWorkbook wb = new HSSFWorkbook(); + HSSFSheet sheet = wb.createSheet("new sheet"); + + // Create a row and put some cells in it. Rows are 0 based. + HSSFRow row = sheet.createRow((short)0); + + // Create a cell and put a date value in it. The first cell is not styled + // as a date. + HSSFCell cell = row.createCell((short)0); + cell.setCellValue(new Date()); + + // we style the second cell as a date (and time). It is important to + // create a new cell style from the workbook otherwise you can end up + // modifying the built in style and effecting not only this cell but other cells. + HSSFCellStyle cellStyle = wb.createCellStyle(); + cellStyle.setDataFormat(HSSFDataFormat.getFormat("m/d/yy h:mm")); + cell = row.createCell((short)1); + cell.setCellValue(new Date()); + cell.setCellStyle(cellStyle); + + // Write the output to a file + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + + + + + HSSFWorkbook wb = new HSSFWorkbook(); + HSSFSheet sheet = wb.createSheet("new sheet"); + HSSFRow row = sheet.createRow((short)2); + row.createCell((short) 0).setCellValue(1.1); + row.createCell((short) 1).setCellValue(new Date()); + row.createCell((short) 2).setCellValue("a string"); + row.createCell((short) 3).setCellValue(true); + row.createCell((short) 4).setCellType(HSSFCell.CELL_TYPE_ERROR); + + // Write the output to a file + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + + + + + public static void main(String[] args) + throws IOException + { + HSSFWorkbook wb = new HSSFWorkbook(); + HSSFSheet sheet = wb.createSheet("new sheet"); + HSSFRow row = sheet.createRow((short) 2); + createCell(wb, row, (short) 0, HSSFCellStyle.ALIGN_CENTER); + createCell(wb, row, (short) 1, HSSFCellStyle.ALIGN_CENTER_SELECTION); + createCell(wb, row, (short) 2, HSSFCellStyle.ALIGN_FILL); + createCell(wb, row, (short) 3, HSSFCellStyle.ALIGN_GENERAL); + createCell(wb, row, (short) 4, HSSFCellStyle.ALIGN_JUSTIFY); + createCell(wb, row, (short) 5, HSSFCellStyle.ALIGN_LEFT); + createCell(wb, row, (short) 6, HSSFCellStyle.ALIGN_RIGHT); + + // Write the output to a file + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + } + + /** + * Creates a cell and aligns it a certain way. + * + * @param wb the workbook + * @param row the row to create the cell in + * @param column the column number to create the cell in + * @param align the alignment for the cell. + */ + private static void createCell(HSSFWorkbook wb, HSSFRow row, short column, short align) + { + HSSFCell cell = row.createCell(column); + cell.setCellValue("Align It"); + HSSFCellStyle cellStyle = wb.createCellStyle(); + cellStyle.setAlignment(align); + cell.setCellStyle(cellStyle); + } + + + + + + HSSFWorkbook wb = new HSSFWorkbook(); + HSSFSheet sheet = wb.createSheet("new sheet"); + + // Create a row and put some cells in it. Rows are 0 based. + HSSFRow row = sheet.createRow((short) 1); + + // Create a cell and put a value in it. + HSSFCell cell = row.createCell((short) 1); + cell.setCellValue(4); + + // Style the cell with borders all around. + HSSFCellStyle style = wb.createCellStyle(); + style.setBorderBottom(HSSFCellStyle.BORDER_THIN); + style.setBottomBorderColor(HSSFCellStyle.BLACK); + style.setBorderLeft(HSSFCellStyle.BORDER_THIN); + style.setLeftBorderColor(HSSFCellStyle.GREEN); + style.setBorderRight(HSSFCellStyle.BORDER_THIN); + style.setRightBorderColor(HSSFCellStyle.BLUE); + style.setBorderTop(HSSFCellStyle.BORDER_MEDIUM_DASHED); + style.setTopBorderColor(HSSFCellStyle.AUTOMATIC); + cell.setCellStyle(style); + + // Write the output to a file + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + + + + + HSSFWorkbook wb = new HSSFWorkbook(); + HSSFSheet sheet = wb.createSheet("new sheet"); + + // Create a row and put some cells in it. Rows are 0 based. + HSSFRow row = sheet.createRow((short) 1); + + // Aqua background + HSSFCellStyle style = wb.createCellStyle(); + style.setFillBackgroundColor(HSSFCellStyle.AQUA); + style.setFillPattern(HSSFCellStyle.BIG_SPOTS); + HSSFCell cell = row.createCell((short) 1); + cell.setCellValue("X"); + cell.setCellStyle(style); + + // Orange "foreground", foreground being the fill foreground not the font color. + style = wb.createCellStyle(); + style.setFillForegroundColor(HSSFCellStyle.ORANGE); + style.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); + cell = row.createCell((short) 2); + cell.setCellValue("X"); + cell.setCellStyle(style); + + // Write the output to a file + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + + + + + HSSFWorkbook wb = new HSSFWorkbook(); + HSSFSheet sheet = wb.createSheet("new sheet"); + + HSSFRow row = sheet.createRow((short) 1); + HSSFCell cell = row.createCell((short) 1); + cell.setCellValue("This is a test of merging"); + + sheet.addMergedRegion(new Region(1,(short)1,1,(short)2)); + + // Write the output to a file + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + + + + + HSSFWorkbook wb = new HSSFWorkbook(); + HSSFSheet sheet = wb.createSheet("new sheet"); + + // Create a row and put some cells in it. Rows are 0 based. + HSSFRow row = sheet.createRow((short) 1); + + // Create a new font and alter it. + HSSFFont font = wb.createFont(); + font.setFontHeightInPoints((short)24); + font.setFontName("Courier New"); + font.setItalic(true); + font.setStrikeout(true); + + // Fonts are set into a style so create a new one to use. + HSSFCellStyle style = wb.createCellStyle(); + style.setFont(font); + + // Create a cell and put a value in it. + HSSFCell cell = row.createCell((short) 1); + cell.setCellValue("This is a test of fonts"); + cell.setCellStyle(style); + + // Write the output to a file + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + + + + + POIFSFileSystem fs = + new POIFSFileSystem(new FileInputStream("workbook.xls")); + HSSFWorkbook wb = new HSSFWorkbook(fs); + HSSFSheet sheet = wb.getSheetAt(0); + HSSFRow row = sheet.getRow(2); + HSSFCell cell = row.getCell((short)3); + if (cell == null) + cell = row.createCell((short)3); + cell.setCellType(HSSFCell.CELL_TYPE_STRING); + cell.setCellValue("a test"); + + // Write the output to a file + FileOutputStream fileOut = new FileOutputStream("workbook.xls"); + wb.write(fileOut); + fileOut.close(); + + + + + + -- 2.39.5