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  • web大文件上传控件-jsp-oracle-bug修复-Xproer.HttpUploader6

    说明:

    修复删除文件夹逻辑错误的问题

     

    1.更新up6.js

    更新前:

    0fc44926-e777-4288-b9ac-56de085d6e3a

    更新后:

    951b3011-e427-4260-b03b-58535653c5cc

    代码:

            , "RemoveFolder": function (fileSvr)

            {

                var ref = this;

                var idSvr = fileSvr.idSvr;

                var ui = this.filesUiMap[idSvr];

     

                $.ajax({

                    type: "GET"

                       , dataType: 'jsonp'

                       , jsonp: "callback" //自定义的jsonp回调函数名称,默认为jQuery自动生成的随机函数名

                       , url: this.Config["UrlFdDel"]

                       , data: { uid: fileSvr.uid, fid: fileSvr.idSvr,fd_id:fileSvr.fdID, time: new Date().getTime() }

                      , success:function (msg){if (msg == 1){ui.empty();}}

                      , error: function () { alert("发送删除文件信息失败!"); }

                      , complete: function (req, sta) { req = null; }

                });

            }

     

    2.更新fd_del.jsp

    更新前:

    2c58866c-859c-49d1-999c-8c93b456d76d

    更新后:

    3fe68d5b-1a12-49b1-9479-a1af3f5a5ae7

     

    更新后的代码:

    <%@ page language="java" import="up6.*" pageEncoding="UTF-8"%><%@

         page contentType="text/html;charset=UTF-8"%><%@

         page import="org.apache.commons.lang.StringUtils" %><%

    /*

         此页面主要用来执行删除文件夹逻辑。

         只修改数据库中文件夹状态。

         更新记录:

             2014-07-24 创建

    */

    String path = request.getContextPath();

     

    String fid         = request.getParameter("fid");

    String fd_id = request.getParameter("fd_id");

    String uid         = request.getParameter("uid");

    String callback = request.getParameter("callback");//jsonp

    int ret = 0;

     

    //参数为空

    if ( !StringUtils.isBlank(fid)

         &&   !StringUtils.isBlank(fd_id)

         ||   uid.length()>0 )

    {

         DBFolder.Remove(Integer.parseInt(fid),Integer.parseInt(fd_id), Integer.parseInt(uid));

         ret = 1;

    }

    out.write(callback + "{("value":"+ret+")}");

    %>

     

    3.更新DBFolder.java

    更新前:

    15021b3c-12d4-493c-a42f-ed50d167d6f5

    更新后:

    16066d2b-f118-440e-8335-93909154bd0f

    更新代码:

    删除文件夹时仅更新文件标识,文件夹标识,同时更新所有子文件标识。

         static public void Remove(int id_file,int id_folder,int uid)

         {

             StringBuilder sb = new StringBuilder();

             sb.append("begin ");

             sb.append("update up6_files set f_deleted=1 where f_idSvr=? and f_uid=?;");//更新文件表

             sb.append("update up6_files set f_deleted=1 where f_pidRoot=? and f_uid=?;");//更新子文件

             sb.append("update up6_folders set fd_delete=1 where fd_id=? and fd_uid=?;");//更新文件夹

             sb.append(" end;");        

             DbHelper db = new DbHelper();

             PreparedStatement cmd = db.GetCommand(sb.toString());

             try

             {

                  cmd.setInt(1, id_file);

                  cmd.setInt(2, uid);

                  cmd.setInt(3, id_folder);

                  cmd.setInt(4, uid);

                  cmd.setInt(5, id_folder);

                  cmd.setInt(6, uid);

             } catch (SQLException e) {

                  // TODO Auto-generated catch block

                  e.printStackTrace();

             }

             db.ExecuteNonQuery(cmd);

         }

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  • 原文地址:https://www.cnblogs.com/xproer/p/5783995.html
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