SmartUpload文件上传小例子

package servlet; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import com.jspsmart.upload.*; import com.jspsmart.upload.SmartUpload; import com.jspsmart.upload.SmartUploadException; public class UploadFile extends HttpServlet { public UploadFile() { super(); } public void destroy() { super.destroy(); // Just puts "destroy" string in log } public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html"); response.setCharacterEncoding("utf-8"); PrintWriter out = response.getWriter(); SmartUpload mySmartUpload = new SmartUpload(); //初始化操作 mySmartUpload.initialize(this.getServletConfig(), request,response); String currentDirectoryPath=null; String savePath="d:/"; //mySmartUpload.setDenyPhysicalPath(true); mySmartUpload.setForcePhysicalPath(true); // 设定上传限制 // 1.限制每个上传文件的最大长度。10M mySmartUpload.setMaxFileSize(10000000); // 2.限制总上传数据的长度。 mySmartUpload.setTotalMaxFileSize(20000000); // 3.设定允许上传的文件（通过扩展名限制）,这里仅允许doc,txt文件。 mySmartUpload.setAllowedFilesList("doc,txt"); try { // 4.设定禁止上传的文件（通过扩展名限制）,禁止上传带有exe,bat, jsp,htm,html扩展名的文件和没有扩展名的文件。 mySmartUpload.setDeniedFilesList("exe,bat,jsp,htm,html,,"); } catch (Exception e) { e.printStackTrace(); } //上传操作 try { mySmartUpload.upload(); } catch (SmartUploadException e1) { e1.printStackTrace(); } try { // 将上传文件保存到指定目录 int count = mySmartUpload.save(savePath); System.out.println(count + "个文件已上传！"); } catch (Exception e) { e.printStackTrace(); } //读取其它数据 com.jspsmart.upload.SmartRequest req = mySmartUpload.getRequest(); //保存文件 for (int i = 0; i < mySmartUpload.getFiles().getCount(); i++) { com.jspsmart.upload.SmartFile file = mySmartUpload.getFiles().getFile(i); 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(FiledName)</td><td>"+file.getFieldName()+"</tr></tr>"); out.println("<tr><td>文件长度(Size)</td><td>"+file.getSize()+"</td><td>"); out.println("<tr><td>文件名(FileName)</td><td>"+file.getFileName()+"</tr></tr>"); out.println("<tr><td>文件扩展名(FiledExt)</td><td>"+file.getFileExt()+"</tr></tr>"); out.println("<tr><td>文件全名(FiledPathName)</td><td>"+file.getFilePathName()+"</tr></tr>"); out.println("</table><br>"); out.println("文件名称:"+file.getFileName()); } out.close(); } public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { this.doGet(request, response); } public void init() throws ServletException { } }