找了好久都只有文件上传的都没有携带参数的这个可以获取普通的文本和上传文件导入两个依赖dependencygroupIdcommons-io/groupIdartifactIdcommons-io/artifactIdversion2.6/version/dependencydependencygroupIdcommons-fileupload/groupIdartifactIdcommons-fileupload/artifactIdversion1.3.1/version/dependencypackagecom.flatly.servlet;importorg.apache.commons.fileupload.FileItem;importorg.apache.commons.fileupload.FileItemFactory;importorg.apache.commons.fileupload.disk.DiskFileItemFactory;importorg.apache.commons.fileupload.servlet.ServletFileUpload;importjavax.servlet.*;importjavax.servlet.http.*;importjavax.servlet.annotation.*;importjava.io.*;importjava.util.List;WebServlet(nameUploadWork,value/uploadwork)publicclassUploadWorkextendsHttpServlet{OverrideprotectedvoiddoGet(HttpServletRequestreq,HttpServletResponseresp)throwsServletException,IOException{super.doGet(req,resp);}OverrideprotectedvoiddoPost(HttpServletRequestreq,HttpServletResponseresp)throwsServletException,IOException{if(ServletFileUpload.isMultipartContent(req)){FileItemFactoryfileItemFactorynewDiskFileItemFactory();ServletFileUploadservletFileUploadnewServletFileUpload(fileItemFactory);servletFileUpload.setHeaderEncoding(utf-8);servletFileUpload.setFileSizeMax(1024*1024*100);try{ListFileItemlistservletFileUpload.parseRequest(req);for(FileItemfileItem:list){if(fileItem.isFormField()){StringidfileItem.getString(UTF-8);}else{StringfileItemNamefileItem.getName();StringsubnamefileItemName.substring(fileItemName.lastIndexOf(.),fileItemName.length());Stringfilenamejava.util.UUID.randomUUID()subname;StringrealPathreq.getServletContext().getRealPath(work);FilefilenewFile(realPath/filename);fileItem.write(file);}}}catch(Exceptione){e.printStackTrace();}}}}这里上传至webapp下的work目录前台form actiontestServletmethodpostenctypemultipart/form-datainput typetextnameusernameinput typefilenamephotoinput typesubmit/formpackagecom.flatly.servlet;importorg.apache.commons.fileupload.FileItem;importorg.apache.commons.fileupload.FileItemFactory;importorg.apache.commons.fileupload.FileUploadException;importorg.apache.commons.fileupload.disk.DiskFileItemFactory;importorg.apache.commons.fileupload.servlet.ServletFileUpload;importjavax.servlet.*;importjavax.servlet.http.*;importjavax.servlet.annotation.*;importjava.io.IOException;importjava.util.List;WebServlet(nametestServlet,value/testServlet)publicclasstestServletextendsHttpServlet{OverrideprotectedvoiddoGet(HttpServletRequestrequest,HttpServletResponseresponse)throwsServletException,IOException{this.doPost(request,response);}OverrideprotectedvoiddoPost(HttpServletRequestrequest,HttpServletResponseresponse)throwsServletException,IOException{if(ServletFileUpload.isMultipartContent(request)){FileItemFactoryfileItemFactorynewDiskFileItemFactory();ServletFileUploadservletFileUploadnewServletFileUpload(fileItemFactory);try{ListFileItemlistservletFileUpload.parseRequest(request);for(FileItemfileItem:list){if(fileItem.isFormField()){System.out.println(bnamefileItem.getFieldName());System.out.println(bvaluefileItem.getString(UTF-8));}else{System.out.println(xnamefileItem.getFieldName());System.out.println(xvaluefileItem.getName());}}}catch(Exceptione){e.printStackTrace();}}}}servletFileUpload.parseRequest(request);解析数据if(fileItem.isFormField()){遍历每个input判断是不是文件上传框如果不是fileItem.getFieldName()获取每个input的namefileItem.getString(“UTF-8”)获取每个input的值 这里可以获取text的值如果不是 fileItem.write(file);可以用此方法上传文件写入服务器端