源码.zip

源码.zip

package com.ps;

import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.IOException;
import java.util.List;

@WebServlet（name = “ceshi1“）
public class PhotoServlet extends HttpServlet {
    protected void doPost（HttpServletRequest request HttpServletResponse response） throws ServletException IOException {


        request.setCharacterEncoding（“utf-8“）;  //设置编码
        //获得磁盘文件条目工厂
        DiskFileItemFactory factory = new DiskFileItemFactory（）;
        //获取文件需要上传到的路径
        String path = request.getRealPath（“/upload“）;
        File file=new File（path）;
        if（!file.exists（））{
            file.mkdirs（）;
        }
        factory.setRepository（new File（path））;
        //设置 缓存的大小
        factory.setSizeThreshold（1024*1024） ;
        //文件上传处理
        ServletFileUpload upload = new ServletFileUpload（factory）;
        try {
            //可以上传多个文件
            List list = （List）upload.parseRequest（request）;
            for（FileItem item : list）{
                //获取属性名字
                String name = item.getFieldName（）;
                //如果获取的 表单信息是普通的 文本 信息
                if（item.isFormField（））{
                    //获取用户具体输入的字符串因为表单提交过来的是 字符串类型的
                    String value = item.getString（） ;
                    request.setAttribute（name value）;
                }else{
                    //获取路径名
                    String value = item.getName（） ;
                    //索引到最后一个反斜杠
                    int start = value.lastIndexOf（“\\“）;
                    //截取 上传文件的 字符串名字，加1是 去掉反斜杠，
                    String filename = value.substring（start+1）;
                    request.setAttribute（name filename）;
                    //写到磁盘上
                    item.write（ new File（pathfilename） ）;//第三方提供的
                    System.out.println（“上传成功：“+filename）;
                    response.getWriter（）.print（filename）;//将路径返回给客户端
                }
            }

        } catch （Exception e） {
            System.out.println（“上传失败“）;
            response.getWriter（）.print（“上传失败：“+e.getMessage（））;
        }
    }

    protected void doGet（HttpServletRequest request HttpServletResponse response） throws ServletException IOException {
        doPost（requestresponse）;
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2017-10-15 19:52  婧愮爜\
     文件        6148  2017-10-15 19:49  婧愮爜\.DS_Store
     目录           0  2017-10-16 08:27  __MACOSX\
     目录           0  2017-10-16 08:27  __MACOSX\婧愮爜\
     文件         120  2017-10-15 19:49  __MACOSX\婧愮爜\._.DS_Store
     目录           0  2017-10-15 10:46  婧愮爜\ceshi1\
     目录           0  2017-10-15 12:18  婧愮爜\ceshi1\.idea\
     目录           0  2017-10-07 19:48  婧愮爜\ceshi1\.idea\artifacts\
     文件         487  2017-10-07 19:48  婧愮爜\ceshi1\.idea\artifacts\ceshi1_war_exploded.xml
     文件         686  2017-10-07 19:48  婧愮爜\ceshi1\.idea\compiler.xml
     目录           0  2017-10-07 19:48  婧愮爜\ceshi1\.idea\copyright\
     文件          74  2017-10-07 19:48  婧愮爜\ceshi1\.idea\copyright\profiles_settings.xml
     目录           0  2017-10-15 10:46  婧愮爜\ceshi1\.idea\libraries\
     文件         328  2017-10-15 10:46  婧愮爜\ceshi1\.idea\libraries\commons_fileupload_1_3_1.xml
     文件        3811  2017-10-15 10:06  婧愮爜\ceshi1\.idea\misc.xml
     文件         252  2017-10-07 19:48  婧愮爜\ceshi1\.idea\modules.xml
     文件       45538  2017-10-15 12:18  婧愮爜\ceshi1\.idea\workspace.xml
     文件         997  2017-10-15 10:46  婧愮爜\ceshi1\ceshi1.iml
     目录           0  2017-10-15 10:57  婧愮爜\ceshi1\out\
     目录           0  2017-10-07 19:49  婧愮爜\ceshi1\out\artifacts\
     目录           0  2017-10-15 11:36  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\
     文件         195  2017-10-15 19:52  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\index.jsp
     目录           0  2017-10-15 12:13  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\upload\
     文件       11995  2017-10-15 12:13  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\upload\dts_featured_quiet_comfort_qc.png
     文件      459187  2017-10-15 12:08  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\upload\Picture_01_Shark.jpg
     文件      729422  2017-10-15 11:52  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\upload\Picture_04_Lake.jpg
     文件        3729  2017-10-15 11:53  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\upload\screen_lock_27149.png
     目录           0  2017-10-15 11:30  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\WEB-INF\
     目录           0  2017-10-15 10:58  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\WEB-INF\classes\
     目录           0  2017-10-15 10:58  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\WEB-INF\classes\com\
     目录           0  2017-10-15 11:49  婧愮爜\ceshi1\out\artifacts\ceshi1_war_exploded\WEB-INF\classes\com\ps\
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