java ssh上传文件代码

简易的上传代码方便新手理解，Struts2+Spring+hibernate上传

package Uploadaction;

import java.text.NumberFormat;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.apache.commons.fileupload.ProgressListener;


public class MyProgressListener implements ProgressListener {
	 private HttpSession session;
	    public MyProgressListener（HttpServletRequest request）{
	        session = request.getSession（）;
	    }
	    @Override
	    public void update（long pBytesRead long pContentLength int pItems） {
	        //将数据进行格式化
	        //已读取数据由字节转换为M
	        double readM=pBytesRead/1024.0/1024.0;
	        //已读取数据由字节转换为M
	        double totalM=pContentLength/1024.0/1024.0;
	        //已读取百分百
	        double percent=readM/totalM;
	        
	        //格式化数据
	        //已读取
	        String readf=dataFormat（pBytesRead）;
	        //总大小
	        String totalf=dataFormat（pContentLength）;
	        //进度百分百
	        NumberFormat format=NumberFormat.getPercentInstance（）;
	        String progress=format.format（percent）;
	        
	        //将信息存入session
	        session.setAttribute（“progress“ progress）;
	        
	        //打印消息到控制台
	        System.out.println（“pBytesRead===>“+pBytesRead）;
	        System.out.println（“pContentLength==>“+pContentLength）;
	        System.out.println（“pItems===>“+pItems）;
	        System.out.println（“readf--->“+readf）;
	        System.out.println（“totalf--->“+totalf）;
	        System.out.println（“progress--->“+progress）;
	    }
	    /**
	     * 格式化读取数据的显示
	     * @param data要格式化的数据 单位byte
	     * @return 格式化后的数据，如果小于1M显示单位为KB，如果大于1M显示单位为M
	     */
	    public String dataFormat（double data）{
	        String formdata=““;
	        if （data>=1024*1024） {//大于等于1M
	            formdata=Double.toString（data/1024/1024）+“M“;
	        }else if（data>=1024）{//大于等于1KB
	            formdata=Double.toString（data/1024）+“KB“;
	        }else{//小于1KB
	            formdata=Double.toString（data）+“byte“;
	        }
	        return formdata.substring（0 formdata.indexOf（“.“）+2）;
	    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        893  2019-01-14 11:42  uploadfile\.classpath

     文件       1043  2019-01-17 15:14  uploadfile\.project

     文件        503  2019-01-14 11:41  uploadfile\.settings\.jsdtscope

     文件        364  2019-01-14 11:41  uploadfile\.settings\org.eclipse.jdt.core.prefs

     文件        482  2019-01-17 15:14  uploadfile\.settings\org.eclipse.wst.common.component

     文件        305  2019-01-14 11:41  uploadfile\.settings\org.eclipse.wst.common.project.facet.core.xml

     文件         49  2019-01-14 11:41  uploadfile\.settings\org.eclipse.wst.jsdt.ui.superType.container

     文件          6  2019-01-14 11:41  uploadfile\.settings\org.eclipse.wst.jsdt.ui.superType.name

     文件       2512  2019-01-18 14:52  uploadfile\build\classes\Uploadaction\MyProgressListener.class

     文件       4152  2019-01-18 14:52  uploadfile\build\classes\Uploadaction\UploadServlet.class

     文件       2300  2019-01-11 11:48  uploadfile\src\Uploadaction\MyProgressListener.java

     文件       3262  2019-01-17 15:13  uploadfile\src\Uploadaction\UploadServlet.java

     文件    3472959  2019-01-12 11:36  uploadfile\WebContent\adfadf.jpg

     文件        598  2014-05-12 13:40  uploadfile\WebContent\filejd.jsp

     文件       3112  2019-01-16 11:43  uploadfile\WebContent\Fileupload.jsp

     文件       1591  2019-01-16 14:43  uploadfile\WebContent\index.jsp

     文件      93100  2019-01-12 11:53  uploadfile\WebContent\jquery-1.10.2.min.js

     文件         39  2019-01-14 11:41  uploadfile\WebContent\meta-INF\MANIFEST.MF

     文件        839  2014-05-13 11:15  uploadfile\WebContent\uploadError.jsp

     文件      57779  2011-10-04 23:08  uploadfile\WebContent\WEB-INF\lib\commons-fileupload-1.2.1.jar

     文件      87776  2011-10-04 23:08  uploadfile\WebContent\WEB-INF\lib\commons-io-1.3.2.jar

     文件       1012  2019-01-17 15:14  uploadfile\WebContent\WEB-INF\web.xml

     目录          0  2019-01-18 14:52  uploadfile\build\classes\Uploadaction

     目录          0  2019-01-17 15:15  uploadfile\WebContent\WEB-INF\lib

     目录          0  2019-01-18 14:52  uploadfile\build\classes

     目录          0  2019-01-17 15:15  uploadfile\src\Uploadaction

     目录          0  2019-01-17 15:15  uploadfile\WebContent\meta-INF

     目录          0  2019-01-14 15:14  uploadfile\WebContent\upload

     目录          0  2019-01-17 15:15  uploadfile\WebContent\WEB-INF

     目录          0  2019-01-17 15:15  uploadfile\.settings

............此处省略7个文件信息