q649116642的博客

//利用反射import java.lang.reflect.Field;import java.util.HashMap;import java.util.Map;public class objectToMap { public static Map<String, Object> objectToMap(Object obj) { Map<String, Object> map = new HashMap<>();

MultipartFile 转 Filepublic class MultipartToFile { /** * MultipartFile 转 File * @param file * @throws Exception */ public static File multipartFileToFile(MultipartFile file ) throws Exception { File toFile = null;