java实现word转pdf实现在线预览（可以带水印）

使用之前需要两个jar包的依赖

文件下载地址：http://www.jiajiajia.club/file/info/4uwe2d/111

package test.pdftest;

import java.awt.Color;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;

import com.aspose.words.Document;
import com.aspose.words.HeaderFooter;
import com.aspose.words.HeaderFooterType;
import com.aspose.words.HorizontalAlignment;
import com.aspose.words.Paragraph;
import com.aspose.words.RelativeHorizontalPosition;
import com.aspose.words.RelativeVerticalPosition;
import com.aspose.words.SaveFormat;
import com.aspose.words.Section;
import com.aspose.words.Shape;
import com.aspose.words.ShapeType;
import com.aspose.words.VerticalAlignment;
import com.aspose.words.WrapType;
/**
 * 	world转pdf实现在线预览
 * @author 硅谷探秘者(jia)
 *
 */
public class Test {
	public static void main(String[] args) {
		doc2pdf("E:\\test\\files\\a.docx","E:\\test\\files\\a.pdf");
	}
	
	public static void doc2pdf(String inPath, String outPath) {
	      FileOutputStream os =null;
	    try {
	      File file = new File(outPath); // 新建一个空白pdf文档
	      os = new FileOutputStream(file);
	      Document doc = new Document(inPath); // Address是将要被转化的word文档
	      insertWatermarkText(doc,"贾佳佳");//带水印，如果不需要直接注释掉就行了
	      doc.save(os, SaveFormat.PDF);
	    } catch (Exception e) {
	      e.printStackTrace();
	    }finally{
	        if(os!=null){
	            try {
	                    os.close();
	                } catch (IOException e) {
	                    e.printStackTrace();
	                }
	        }
	    }
	  }
	
	/**
	* @Description: PDF生成水印
	* @throws
	*/
	private static void insertWatermarkText(Document doc, String watermarkText) throws Exception
	{
	    Shape watermark = new Shape(doc, ShapeType.TEXT_PLAIN_TEXT);
	    //水印内容
	    watermark.getTextPath().setText(watermarkText);
	    //水印字体
	    watermark.getTextPath().setFontFamily("宋体");
	    //水印宽度
	    watermark.setWidth(500);
	    //水印高度
	    watermark.setHeight(100);
	    //旋转水印
	    watermark.setRotation(-40);
	    //水印颜色
	    watermark.getFill().setColor(Color.lightGray); 
	    watermark.setStrokeColor(Color.lightGray); 
	    watermark.setRelativeHorizontalPosition(RelativeHorizontalPosition.PAGE);
	    watermark.setRelativeVerticalPosition(RelativeVerticalPosition.PAGE);
	    watermark.setWrapType(WrapType.NONE);
	    watermark.setVerticalAlignment(VerticalAlignment.CENTER);
	    watermark.setHorizontalAlignment(HorizontalAlignment.CENTER);
	    Paragraph watermarkPara = new Paragraph(doc);
	    watermarkPara.appendChild(watermark);
	    for (Section sect : doc.getSections())
	    {
	      insertWatermarkIntoHeader(watermarkPara, sect, HeaderFooterType.HEADER_PRIMARY);
	      insertWatermarkIntoHeader(watermarkPara, sect, HeaderFooterType.HEADER_FIRST);
	      insertWatermarkIntoHeader(watermarkPara, sect, HeaderFooterType.HEADER_EVEN);
	    }
	    System.out.println("Watermark Set");
	}
	private static void insertWatermarkIntoHeader(Paragraph watermarkPara, Section sect, int headerType) throws Exception
	{
	    HeaderFooter header = sect.getHeadersFooters().getByHeaderFooterType(headerType);
	    if (header == null)
	    {
	      header = new HeaderFooter(sect.getDocument(), headerType);
	      sect.getHeadersFooters().add(header);
	    }
	    header.appendChild(watermarkPara.deepClone(true));
	}
}