java.lang.NullPointerException: charsetName
33333333331
at java.lang.String.(String.java:414)
at java.lang.String.(String.java:481)
at org.apache.commons.fileupload.disk.DiskFileItem.getString(DiskFileItem.java:375)
at com.mumu.web.controller.ManagerServlet.addProduce(ManagerServlet.java:117)
at com.mumu.web.controller.ManagerServlet.doGet(ManagerServlet.java:36)
at com.mumu.web.controller.ManagerServlet.doPost(ManagerServlet.java:161)
DiskFileItemFactory factory= new DiskFileItemFactory();
//上传文件
System.out.println("22222222222222222222");
ServletFileUpload upload = new ServletFileUpload(factory);
upload.setHeaderEncoding("UTF-8");
//请求解析
List<FileItem> items = upload.parseRequest(request);
for(FileItem item:items){
if(item.isFormField()){// isFormField 为空或者不是对象
//将数据封装到JavaBean中
System.out.println("22222222225555555555");
String fieldName = item.getFieldName();//字段名即Javabean的属性名,除了图片
System.out.println("000000000000");
String fieldValue = item.getString(request.getCharacterEncoding());
System.out.println("99999999999");
BeanUtils.setProperty(produce,fieldName,fieldValue);
}else{ System.out.println("2222222666666666222");
//处理文件上传
InputStream in=item.getInputStream();
String fileName = item.getName();
fileName =UUID.randomUUID()+fileName.substring(fileName.lastIndexOf("\\")+1);
//设置存取的文件名
System.out.println("7777777772222222");
produce.setProimg(fileName);
OutputStream out = new FileOutputStream(storePath+"\\"+fileName);
byte b[] = new byte[1024];
int len=-1;
while((len=in.read(b))!=-1){
out.write(b,0,len);
}
out.close();
in.close();
item.delete();//删除临时文件
}
}