jatarta fileupload 实例 <%
//1.首先在http://jakarta./commons/index.html下载FileUpload和IO的jar包,并放到WEB-INF/lib中; //2.如下代码: %> <%@page contentType="text/html; charset=GBK"%> <%@page import="java.io.*,java.util.*,org.apache.commons.fileupload.*,org.apache.commons.fileupload.disk.*,org.apache.commons.fileupload.servlet.* "%> <html> <head> <title>upload</title> </head> <body bgcolor="#ffffff" style="font-family:Arial"> <h1>jakarta fileupload test</h1> <form method="post" action="upload.jsp" enctype="multipart/form-data"> <br> <br> file: <input type="file" name="file"/> <br> Txt: <input type="text" name="Txt"> <input type="submit" name="Submit" value="Submit"> <input type="reset" value="Reset"> </form> </body> </html> <% boolean isMultipart = ServletFileUpload.isMultipartContent(request); Map req = new HashMap(); Map uploadFile = new HashMap(); if (isMultipart) { // Create a factory for disk-based file items FileItemFactory factory = new DiskFileItemFactory(); // Create a new file upload handler ServletFileUpload upload = new ServletFileUpload(factory); // Parse the request List items = null; /* FileItem */ try { items = upload.parseRequest(request); } catch (FileUploadException e) { out.println(e); } // Process the uploaded items Iterator iter = items.iterator(); while (iter.hasNext()) { FileItem item = (FileItem) iter.next(); if (item.isFormField()) { String name = item.getFieldName(); String value = new String(item.getString().getBytes("ISO8859-1"), "GBK"); req.put(name, value); } else { String fieldName = item.getFieldName(); uploadFile.put(fieldName, item); } } items.clear(); } if (!isMultipart) { return; } //TEST //request.getParameter("Txt"); String key = "Txt"; String value = req.get(key).toString(); out.println(key + "=" + value); //save upload File "file" FileItem item = (FileItem) uploadFile.get("file1"); out.print(item); if (item != null) { String filePath = item.getName(); //全路径文件名 String fileName = filePath.replaceAll("\\\\", "/"); fileName = fileName.substring(fileName.lastIndexOf("/") + 1); String contentType = item.getContentType(); boolean isInMemory = item.isInMemory(); long sizeInBytes = item.getSize(); File uploadedFile = new File("e:/" + fileName); try { item.write(uploadedFile); } catch (Exception e) { }
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来自: 昵称2807 > 《Java or Jsp》