• 使用JspSmart文件上传


    index.html

    [html] view plaincopy

        <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">  
        <html>  
        <head>  
        <meta http-equiv="Content-Type" content="text/html;charset=utf-8">  
        <title>文件上传</title>  
        </head>  
        <body>  
            <p> </p>  
            <p align="center">文件上传选择</p>  
            <form method="post" action="do_upload.jsp"  
                enctype="multipart/form-data">  
                <table width="75%" border="1" align="center">  
                    <tr>  
                        <td><div align="center">  
                                1、<input type="file" name="file1" size="30" />  
                            </div>  
                        </td>  
                    </tr>  
                    <tr>  
                        <td><div align="center">  
                                2、<input type="file" name="file2" size="30" />  
                            </div>  
                        </td>  
                    </tr>  
                    <tr>  
                        <td><div align="center">  
                                3、<input type="file" name="file3" size="30" />  
                            </div>  
                        </td>  
                    </tr>  
                    <tr>  
                        <td><div align="center">  
                                4、<input type="file" name="file4" size="30" />  
                            </div>  
                        </td>  
                    </tr>  
                    <tr>  
                        <td>  
                            <div align="center">  
                                上传账户: <input name="uploadername" type="text" /><input  
                                    type="submit" name="Submit" value="上传" />  
                            </div></td>  
                    </tr>  
                </table>  
            </form>  
        </body>  
        </html>  


    do_upload.jsp

    [java] view plaincopy

        <%@ page language="java" contentType="text/html; charset=UTF-8"%>  
        <%@ page import="com.jspsmart.upload.*"%>  
        <html>  
        <head>  
        <meta http-equiv="Content-Type" content="text/html;charset=utf-8">  
        <title>文件上传处理页面</title>  
        </head>  
        <body>  
            <%  
                // 新建一个SmartUpload对象  
                SmartUpload su = new SmartUpload();  
                // 上传初始化  
                su.initialize(pageContext);  
                //设置上传限制  
                //1.限制每个上传文件的最大长度为10MB  
                su.setMaxFileSize(10 * 1024 * 1024);  
                //2.限制总上传文件的长度  
                su.setTotalMaxFileSize(30 * 1024 * 1024);  
                //3.设定允许上传的文件  
                su.setAllowedFilesList("txt,jpg");  
                //4.设定禁止上传的文件  
                su.setDeniedFilesList("exe,bat,jsp,htm,html,,");  
                //上传文件  
                su.upload();  
                //将上传的文件全部保存到指定目录  
                int count = su.save("/upload");  
                out.println(count + "个文件上传成功!<br/>");  
          
                //利用Request对象获取参数之值  
                out.println("<br/>上传帐户:" + su.getRequest().getParameter("uploadername") + "<br/><br/>");  
                  
                //逐一提取上传文件信息,同时可保存文件  
                for(int i=0;i<su.getFiles().getCount();i++){  
                    File file = su.getFiles().getFile(i);  
                    //若文件不存在则继续  
                    if(file.isMissing()){  
                        continue;  
                    }  
                      
                    //显示当前文件信息  
                    out.println("<TABLE BORDER=1>");  
                    out.println("<TR><TD>表单项名(FieldName)</TD><TD>"+file.getFieldName()+"</TD></TR>");  
                    out.println("<TR><TD>文件长度(Size)</TD><TD>"+file.getSize()+"</TD></TR>");  
                    out.println("<TR><TD>文件名(FileName)</TD><TD>"+file.getFileName()+"</TD></TR>");  
                    out.println("<TR><TD>文件扩展名(FileExt)</TD><TD>"+file.getFileExt()+"</TD></TR>");  
                    out.println("<TR><TD>文件全名(FilePathName)</TD><TD>"+file.getFilePathName()+"</TD></TR>");  
                    out.println("</TABLE><BR/>");  
                      
                    //将文件另存为  
                    file.saveAs("/upload/saveas/"+file.getFileName(),SmartUpload.SAVE_VIRTUAL);  
                    file.saveAs("c:/temp/upload//"+file.getFileName(),SmartUpload.SAVE_PHYSICAL);  
                }  
            %>  
        </body>  

        </html>



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  • 原文地址:https://www.cnblogs.com/baobeiqi-e/p/9884850.html
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