Java tutorial
/* ==================================================================== Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. ==================================================================== */ package packtest; import org.apache.poi.ss.usermodel.*; import org.apache.poi.ss.util.CellAddress; import org.apache.poi.xssf.usermodel.XSSFWorkbook; import java.io.IOException; import java.io.FileOutputStream; /** * Demonstrates how to work with excel cell comments. * * <p> * Excel comment is a kind of a text shape, * so inserting a comment is very similar to placing a text box in a worksheet * </p> * * @author Yegor Kozlov */ public class CellComments { public static void main(String[] args) throws IOException { Workbook wb = new XSSFWorkbook(); CreationHelper factory = wb.getCreationHelper(); Sheet sheet = wb.createSheet(); Cell cell1 = sheet.createRow(3).createCell(5); cell1.setCellValue("F4"); Drawing drawing = sheet.createDrawingPatriarch(); ClientAnchor anchor = factory.createClientAnchor(); Comment comment1 = drawing.createCellComment(anchor); RichTextString str1 = factory.createRichTextString("Hello, World!"); comment1.setString(str1); comment1.setAuthor("Apache POI"); cell1.setCellComment(comment1); Cell cell2 = sheet.createRow(2).createCell(2); cell2.setCellValue("C3"); Comment comment2 = drawing.createCellComment(anchor); RichTextString str2 = factory.createRichTextString("XSSF can set cell comments"); //apply custom font to the text in the comment Font font = wb.createFont(); font.setFontName("Arial"); font.setFontHeightInPoints((short) 14); font.setBoldweight(Font.BOLDWEIGHT_BOLD); font.setColor(IndexedColors.RED.getIndex()); str2.applyFont(font); comment2.setString(str2); comment2.setAuthor("Apache POI"); // comment2.setAddress(new CellAddress("C3")); String fname = "comments.xlsx"; FileOutputStream out = new FileOutputStream(fname); wb.write(out); out.close(); wb.close(); } }