部署在weblogic上的springboot项目上传文件(servlet方式)
上一篇: Spring Boot 部署到weblogic 12c
用springboot原始的方式上传文件 在tomcat正常 ,在weblogic内报各种错误,错误改了一个又有一个来了,后来改用servlet方式上传
网上搜的servlet3.0方式有文件名不对的问题,也会出各种问题,于是采用最原始的servlet文件上传。这个狗东西让我弄了三天
gradle
compile group: 'commons-fileupload', name: 'commons-fileupload', version: '1.3.2' compile group: 'commons-io', name: 'commons-io', version: '2.5'
WarUpload:
package com.wzh.servlet; import org.apache.commons.fileupload.FileItem; import org.apache.commons.fileupload.disk.DiskFileItemFactory; import org.apache.commons.fileupload.servlet.ServletFileUpload; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.File; import java.io.IOException; import java.io.PrintWriter; import java.util.List; /** * Created by Z on 2017/5/19. */ @WebServlet("/warupload") public class WarUpload extends HttpServlet { private static final long serialVersionUID = 1L; // 上传配置 private static final int MEMORY_THRESHOLD = 1024 * 1024 * 200; // private static final int MAX_FILE_SIZE = 1024 * 1024 * 200; // private static final int MAX_REQUEST_SIZE = 1024 * 1024 * 200; // /** * 上传数据及保存文件 */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html;charset=utf-8"); // 检测是否为多媒体上传 if (!ServletFileUpload.isMultipartContent(request)) { // 如果不是则停止 PrintWriter writer = response.getWriter(); writer.println("Error: 表单必须包含 enctype=multipart/form-data"); writer.flush(); return; } // 配置上传参数 DiskFileItemFactory factory = new DiskFileItemFactory(); // 设置内存临界值 - 超过后将产生临时文件并存储于临时目录中 factory.setSizeThreshold(MEMORY_THRESHOLD); // 设置临时存储目录 factory.setRepository(new File(System.getProperty("java.io.tmpdir"))); ServletFileUpload upload = new ServletFileUpload(factory); // 设置最大文件上传值 upload.setFileSizeMax(MAX_FILE_SIZE); // 设置最大请求值 (包含文件和表单数据) upload.setSizeMax(MAX_REQUEST_SIZE); // 中文处理 upload.setHeaderEncoding("UTF-8"); // 构造临时路径来存储上传的文件 // 这个路径相对当前应用的目录 String uploadPath = "D:/zzz/" + File.separator; // 如果目录不存在则创建 File uploadDir = new File(uploadPath); if (!uploadDir.exists()) { uploadDir.mkdir(); } try { // 解析请求的内容提取文件数据 @SuppressWarnings("unchecked") List<FileItem> formItems = upload.parseRequest(request); if (formItems != null && formItems.size() > 0) { // 迭代表单数据 for (FileItem item : formItems) { // 处理不在表单中的字段 if (!item.isFormField()) { String fileName = new File(item.getName()).getName(); String filePath = uploadPath + File.separator + fileName; File storeFile = new File(filePath); // 在控制台输出文件的上传路径 System.out.println(filePath); // 保存文件到硬盘 item.write(storeFile); PrintWriter out = response.getWriter(); out.print("上传成功"); } } } } catch (Exception ex) { PrintWriter out = response.getWriter(); out.print("上传失败"); } PrintWriter out = response.getWriter(); out.print("上传成功"); } @Override protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { PrintWriter out = resp.getWriter(); out.print("This is the war file update page."); } }
war.html:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <form method="post" action="http://**********:7009/dlydbg/warupload" enctype="multipart/form-data"> <input type="file" name="uploadFile"/> <br/><br/> <input type="submit" value="上传war包"/> </form> </body> </html>