/** * To change this template, choose Tools | Templates * and open the template in the editor. */ package net.individuals.web.servlet; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.annotation.MultipartConfig; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.Part; /** *采用part的wirte(String fileName)上传，浏览器将产生临时TMP文件。 * @author Barudisshu */ @MultipartConfig(location = "e:/workspace") @WebServlet(name = "UploadServlet", urlPatterns = {"/UploadServlet"}) public class UploadServlet extends HttpServlet { /** * Processes requests for both HTTP * <code>GET</code> and * <code>POST</code> methods. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { //处理中文文件名 request.setCharacterEncoding("UTF-8"); Part part = request.getPart("photo"); String fileName = getFileName(part); //将文件写入location指定的目录 part.write(fileName); } private String getFileName(Part part) { String header = part.getHeader("Content-Disposition"); String fileName = header.substring(header.indexOf("filename=\"") + 10, header.lastIndexOf("\"")); return fileName; } // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code."> /** * Handles the HTTP * <code>GET</code> method. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ @Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { processRequest(request, response); } /** * Handles the HTTP * <code>POST</code> method. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ @Override protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { processRequest(request, response); } /** * Returns a short description of the servlet. * * @return a String containing servlet description */ @Override public String getServletInfo() { return "Short description"; }// </editor-fold> }
以上就是Servlet实现文件上传的实例，如有疑问请留言或者到本站社区交流讨论，感谢阅读，希望能帮助到大家，谢谢大家对本站的支持！
您可能感兴趣的文章: