Spire.Office for Java是一套企业级的涵盖 E-iceblue 所有 Java组件的集合，它包括以下产品的最新版本：Spire.Doc for Java，Spire.XLS for Java，Spire.Presentation for Java，Spire.PDF for Java和Spire.Barcode for Java。
使用Spire.Office for Java，开发人员可以创建多种多样的用于处理办公文档的Java应用程序。对文档的处理包括打开、创建、修改、转换、打印 MS Word、Excel、PowerPoint ®、PDF 和一维、二维条码。
作为一个独立的办公文档组件，Spire.Office 的运行环境无需安装 Microsoft Office、Adobe Acrobat、以及其他第三方软件。基于安全性、稳定性、可扩展性、效率及价格方面的考虑，Spire.Office 已经成为微软办公套件最有力的替代品。
Spire.Office for Java 支持 32 位和 64 位操作系统，支持 Windows 系统、Linux 系统、Unix 系统和 Mac OS 系统。官网地址：https://www.e-/Introduce/Spire-Office-JAVA.html
package com.feng.util;import com.feng.bean.ResultCode;import com.feng.error.MyException;import com.spire.doc.*;import com.spire.doc.FileFormat;import com.spire.doc.documents.WatermarkLayout;import java.awt.*;import java.awt.geom.Rectangle2D;import java.awt.image.BufferedImage;import java.io.IOException;import com.spire.presentation.IAutoShape;import com.spire.presentation.PortionEx;import com.spire.presentation.Presentation;import com.spire.presentation.ShapeType;import com.spire.presentation.drawing.FillFormatType;import com.spire.xls.ExcelVersion;import com.spire.xls.ViewMode;import com.spire.xls.Workbook;import com.spire.xls.Worksheet;import lombok.extern.slf4j.Slf4j;import static java.awt.image.BufferedImage.TYPE_INT_ARGB;/*** Spire给office添加水印* @Author: feng* @Date: /6/28 2:35 下午*/@Slf4jpublic class SpireWaterMarkUtils {public static void main(String[] args) throws Exception {//word加水印setWordWaterMark("d:/tmp/tmp/2.doc", "d:/tmp/tmp/3.doc", "张三|159****1234");setWordWaterMark("d:/tmp/tmp/2.docx", "d:/tmp/tmp/3.docx", "张三|159****1234");//xls加水印setExcelWaterMark("d:/tmp/tmp/2.xls", "d:/tmp/tmp/3.xls", "张三|159****1234");setExcelWaterMark("d:/tmp/tmp/2.xlsx", "d:/tmp/tmp/3.xlsx", "张三|159****1234");//ppt加水印setPPTWaterMark("d:/tmp/tmp/2.ppt", "d:/tmp/tmp/3.ppt", "张三|159****1234");setPPTWaterMark("d:/tmp/tmp/2.pptx", "d:/tmp/tmp/3.pptx", "张三|159****1234");setPPTWaterMark("d:/tmp/tmp/22.ppt", "d:/tmp/tmp/33.ppt", "张三|159****1234");}/*** word文字水印 (doc,docx)** @param inputPath* @param outPath* @param markStr*/public static void setWordWaterMark(String inputPath, String outPath, String markStr) {Document document = new Document();document.loadFromFile(inputPath);TextWatermark txtWatermark = new TextWatermark();txtWatermark.setText(markStr);txtWatermark.setFontSize(40);txtWatermark.setColor(Color.GRAY);txtWatermark.setLayout(WatermarkLayout.Diagonal);document.getSections().get(0).getDocument().setWatermark(txtWatermark);document.saveToFile(outPath, FileFormat.Auto);}/*** excel设置水印* Excel 水印在正常模式下不可见，仅在页面布局模式或打印预览模式可见。** @param inputPath* @param outPath* @param markStr*/public static void setExcelWaterMark(String inputPath, String outPath, String markStr) {//加载示例文档Workbook workbook = new Workbook();workbook.loadFromFile(inputPath);//设置文本和字体大小Font font = new Font("宋体", Font.PLAIN, 40);for (Object object : (Iterable) workbook.getWorksheets()) {Worksheet sheet = (Worksheet) object;//调用DrawText() 方法插入图片BufferedImage imgWtrmrk = drawText(markStr, font, Color.GRAY, Color.white, sheet.getPageSetup().getPageHeight(), sheet.getPageSetup().getPageWidth());//将图片设置为页眉sheet.getPageSetup().setLeftHeaderImage(imgWtrmrk);sheet.getPageSetup().setLeftHeader("&G");//将显示模式设置为Layoutsheet.setViewMode(ViewMode.Layout);}//保存文档if (inputPath.substring(inputPath.lastIndexOf(".") + 1, inputPath.length()).equalsIgnoreCase("xls")) {workbook.saveToFile(outPath, ExcelVersion.Version97to);} else {workbook.saveToFile(outPath, ExcelVersion.Version);}}/*** PPT设置水印* 限制，10页以内可用** @param path* @param targetpath* @param markStr* @throws IOException*/public static void setPPTWaterMark(String path, String targetpath, String markStr) throws Exception {//创建presentation对象并加载示例文档Presentation presentation = new Presentation();presentation.loadFromFile(path);//限制，10页以内可用，超过10页的有水印if (presentation.getSlides().size() > 10) {throw new MyException(ResultCode.PARAM_MISS, "文档大于10页！");}//设置文本水印的宽和高int width = 600;int height = 300;//定义一个长方形区域Rectangle2D.Double rect = new Rectangle2D.Double((presentation.getSlideSize().getSize().getWidth() - width) / 2,(presentation.getSlideSize().getSize().getHeight() - height) / 2, width, height);//添加一个shape到定义区域for (int i = 0; i < presentation.getSlides().size(); i++) {IAutoShape shape = presentation.getSlides().get(i).getShapes().appendShape(ShapeType.RECTANGLE, rect);//设置shape样式shape.getFill().setFillType(FillFormatType.NONE);shape.getShapeStyle().getLineColor().setColor(Color.white);shape.setRotation(-45);shape.getLocking().setSelectionProtection(true);shape.getLine().setFillType(FillFormatType.NONE);//添加文本到shapeshape.getTextFrame().setText(markStr);PortionEx textRange = shape.getTextFrame().getTextRange();//设置文本水印样式textRange.getFill().setFillType(FillFormatType.SOLID);textRange.getFill().getSolidColor().setColor(Color.GRAY);textRange.setFontHeight(50);}//保存文档if (path.substring(path.lastIndexOf(".") + 1, path.length()).equalsIgnoreCase("ppt")) {presentation.saveToFile(targetpath, com.spire.presentation.FileFormat.PPT);} else {presentation.saveToFile(targetpath, com.spire.presentation.FileFormat.PPTX_);}}private static BufferedImage drawText(String text, Font font, Color textColor, Color backColor, double height, double width) {//定义图片宽度和高度BufferedImage img = new BufferedImage((int) width, (int) height, TYPE_INT_ARGB);Graphics2D loGraphic = img.createGraphics();//获取文本sizeFontMetrics loFontMetrics = loGraphic.getFontMetrics(font);int liStrWidth = loFontMetrics.stringWidth(text);int liStrHeight = loFontMetrics.getHeight();//文本显示样式及位置loGraphic.setColor(backColor);loGraphic.fillRect(0, 0, (int) width, (int) height);loGraphic.translate(((int) width - liStrWidth) / 2, ((int) height - liStrHeight) / 2);loGraphic.rotate(Math.toRadians(-45));loGraphic.translate(-((int) width - liStrWidth) / 2, -((int) height - liStrHeight) / 2);loGraphic.setFont(font);loGraphic.setColor(textColor);loGraphic.drawString(text, ((int) width - liStrWidth) / 2, ((int) height - liStrHeight) / 2);loGraphic.dispose();return img;}}
spire.office.free下载地址：https://www.e-/Downloads/Spire-Office-JAVA.html
spire.office付费使用，spire.office.free有水印
需要无水印的请跳转：java给图片、word、ppt、excel、pdf添加水印
