java 使用POI合并两个word文档

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.InputStream;

import java.io.OutputStream;

import org.apache.poi.openxml4j.opc.OPCPackage;

import org.apache.poi.xwpf.usermodel.XWPFDocument;

import org.apache.poi.xwpf.usermodel.XWPFParagraph;

import org.apache.xmlbeans.XmlOptions;

import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTBody;

public class MergeDoc {

     public static void main (String[] args) throws Exception {

         InputStream in1 = null ;

         InputStream in2 = null ;

         OPCPackage src1Package = null ;

         OPCPackage src2Package = null ;

         OutputStream dest = new FileOutputStream( "dest.docx" );

         try {

             in1 = new FileInputStream( "/Users/liuyahui/test.docx" );

             in2 = new FileInputStream( "/Users/liuyahui/test1.docx" );

             src1Package = OPCPackage.open(in1);

             src2Package = OPCPackage.open(in2);

         } catch (Exception e) {

             e.printStackTrace();

         }

         XWPFDocument src1Document = new XWPFDocument(src1Package);

         CTBody src1Body = src1Document.getDocument().getBody();

         XWPFParagraph p = src1Document.createParagraph();

         //设置分页符

         p.setPageBreak( true );

         XWPFDocument src2Document = new XWPFDocument(src2Package);

         CTBody src2Body = src2Document.getDocument().getBody();

         appendBody(src1Body, src2Body);

         src1Document.write(dest);

     }

     private static void appendBody(CTBody src, CTBody append) throws Exception {

         XmlOptions optionsOuter = new XmlOptions();

         optionsOuter.setSaveOuter();

         String appendString = append.xmlText(optionsOuter);

         String srcString = src.xmlText();

         String prefix = srcString.substring( 0 ,srcString.indexOf( ">" )+ 1 );

         String mainPart = srcString.substring(srcString.indexOf( ">" )+ 1 ,srcString.lastIndexOf( "<" ));

         String sufix = srcString.substring( srcString.lastIndexOf( "<" ) );

         String addPart = appendString.substring(appendString.indexOf( ">" ) + 1 , appendString.lastIndexOf( "<" ));

         CTBody makeBody = CTBody.Factory.parse(prefix+mainPart+addPart+sufix);

         src.set(makeBody);

     }

}

//两个对象进行追加

     public   XWPFDocument mergeWord(XWPFDocument document,XWPFDocument doucDocument2) throws Exception {

       XWPFDocument src1Document =document ;

       XWPFParagraph p = src1Document.createParagraph();

       //设置分页符

       p.setPageBreak( true );

       CTBody src1Body = src1Document.getDocument().getBody();

       XWPFDocument src2Document = doucDocument2;

       CTBody src2Body = src2Document.getDocument().getBody();

//      XWPFParagraph p2 = src2Document.createParagraph();

       XmlOptions optionsOuter = new XmlOptions();

       optionsOuter.setSaveOuter();

       String appendString = src2Body.xmlText(optionsOuter);

       String srcString = src1Body.xmlText();

       String prefix = srcString.substring( 0 ,srcString.indexOf( ">" )+ 1 );

       String mainPart = srcString.substring(srcString.indexOf( ">" )+ 1 ,srcString.lastIndexOf( "<" ));

       String sufix = srcString.substring( srcString.lastIndexOf( "<" ) );

       String addPart = appendString.substring(appendString.indexOf( ">" ) + 1 , appendString.lastIndexOf( "<" ));

       CTBody makeBody = CTBody.Factory.parse(prefix+mainPart+addPart+sufix);

       src1Body.set(makeBody);

       return src1Document;

   }

XWPFDocument xmd=list.get( 0 ); //默认获取第一个作为模板

       for ( int i= 0 ;i<list.size()- 1 ;i++) {

        xmd=mergeWord(xmd,list.get(i+ 1 )); //相继合并

}