MultipartFile转File

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package com.hswg.jstxb.issued.common.FileUtil;/**  * Created by TongGuoBo on 2019/6/19.  */    import org.springframework.web.multipart.MultipartFile;    import java.io.File; import java.io.FileOutputStream; import java.io.InputStream; import java.io.OutputStream;    /**  * @ClassName MultipartFileToFile  * @Description MultipartFile转fie  * @Author TongGuoBo  * @Date 2019/6/19 13:48  **/ public class MultipartFileToFile {        /**      * MultipartFile 转 File      *      * @param file      * @throws Exception      */     public static File multipartFileToFile(MultipartFile file) throws Exception {            File toFile = null;         if (file.equals("") || file.getSize() <= 0) {             file = null;         } else {             InputStream ins = null;             ins = file.getInputStream();             toFile = new File(file.getOriginalFilename());             inputStreamToFile(ins, toFile);             ins.close();         }         return toFile;     }        //获取流文件     private static void inputStreamToFile(InputStream ins, File file) {         try {             OutputStream os = new FileOutputStream(file);             int bytesRead = 0;             byte[] buffer = new byte[8192];             while ((bytesRead = ins.read(buffer, 0, 8192)) != -1) {                 os.write(buffer, 0, bytesRead);             }             os.close();             ins.close();         } catch (Exception e) {             e.printStackTrace();         }     }        /**      * 删除本地临时文件      * @param file      */     public static void delteTempFile(File file) {     if (file != null) {         File del = new File(file.toURI());         del.delete();     } } }