如何在Java中将Excel转化为XML格式文件

将用户上传的Excel文件转化成XML文件

package test;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;

import org.junit.Test;

import com.sppm.kds.entity.Policy;

import jxl.Cell;
import jxl.Sheet;
import jxl.Workbook;

public class ImportTest {

    @Test
    public void test01(){
        File file = new File("E:\import\语料.xls");
        readExcelAddXML(file,"E:\import");
    }
    
    public void readExcelAddXML(File f,String path){
        OutputStreamWriter pw = null;
        try {
            List<Policy> list = readExcelFileOutList(f);
            //String tempFile = "E:\import\test.xml";
            File file = new File(path,"tianlong.xml");
            if (!file.exists()) {
                file.createNewFile();
            }
            //确认流的输出文件和编码格式，此过程创建了“test.txt”实例
            pw = new OutputStreamWriter(new FileOutputStream(file),"utf-8");
            
            pw.write("<docs>"+"
");
            pw.write("<lst>"+"
");
            pw.write("<num>"+list.size()+"</num>"+"
");
            pw.write("</lst>"+"
");
            for(int i=0;i <list.size();i++){
                pw.write("<doc>"+"
");
                pw.write("<id>"+list.get(i).getId()+"</id>"+"
");
                pw.write("<title>"+list.get(i).getTitle()+"</title>"+"
");
                pw.write("<department>"+list.get(i).getDepatment()+"</department>"+"
");
                pw.write("<release_date>"+list.get(i).getRelease_date()+"</release_date>"+"
");
                pw.write("<timeliness>"+list.get(i).getTimeliness()+"</timeliness>"+"
");
                pw.write("<province>"+list.get(i).getProvince()+"</province>"+"
");
                pw.write("<category>"+list.get(i).getCategory()+"</category>"+"
");
                pw.write("<effect_level>"+list.get(i).getEffect_level()+"</effect_level>"+"
");
                pw.write("<source>"+list.get(i).getSource()+"</source>"+"
");
                pw.write("<content>"+list.get(i).getContent()+"</content>"+"
");
                pw.write("<post_date>"+list.get(i).getPost_date()+"</post_date>"+"
");
                pw.write("<issued_number>"+list.get(i).getIssued_number()+"</issued_number>"+"
");
                pw.write("<implement_date>"+list.get(i).getImplement_date()+"</implement_date>"+"
");
                pw.write("</doc>");
                pw.flush();
            }
            pw.write("
"+"</docs>");
            pw.flush();
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                pw.close();//关闭流
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    
    private static List<Policy> readExcelFileOutList(File f) {  
        System.out.println("进入到readExcelFileOutList()");
        List<Policy> list = new ArrayList<Policy>();
        InputStream is = null;
        try{  
           is = new FileInputStream(f);  
           Workbook rwb = Workbook.getWorkbook(is);  
           //获得总的Sheets，得到sheet的层数
           Sheet[] sheets = rwb.getSheets();  
           int sheetLen = sheets.length;  
           //获得第一个Sheets 的结果  
           jxl.Sheet rs = rwb.getSheet(0);   
           int num_row = rs.getRows();//得到行数  
           int num_column=rs.getColumns();//得到列数
           
           System.out.println("行:"+num_row+"列:"+num_column);
           for(int j=1;j < num_row ;j++){  
               Cell[] cell  = rs.getRow(j);//得到第j行的所有值  
                 
               for(int column_index=0;column_index<num_column;column_index++){  
                   String id = cell[column_index++].getContents();
                   String title= cell[column_index++].getContents();
                   String department = cell[column_index++].getContents();
                   String release_date = cell[column_index++].getContents();
                   String timeliness= cell[column_index++].getContents();
                   String province = cell[column_index++].getContents();
                   String category= cell[column_index++].getContents();
                   String effect_level = cell[column_index++].getContents();
                   String source = cell[column_index++].getContents();
                   String content = cell[column_index++].getContents();
                   String post_date= cell[column_index++].getContents();
                   String issued_number = cell[column_index++].getContents();
                   String implement_date = cell[column_index++].getContents();
                   list.add(new Policy(id, title, department, release_date, timeliness, province, category, effect_level, source, content, post_date,issued_number,implement_date));
               }  
            }  
        } catch(Exception ex) {
            ex.printStackTrace();  
        } finally {
            try {
                if(is != null) is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return list;
   } 
    
}

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