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ServletOutputStream out = null;InputStream inputStream = null;try {// 获取外部文件流URL url = new URL(path);HttpURLConnection conn = (HttpURLConnection) url. 阅读全文
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https://www.cnblogs.com/lucas1024/p/9533220.html 1.以流的方式下载. public HttpServletResponse download(String path, HttpServletResponse response) { try { // 阅读全文
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添加依赖： <dependency> <groupId>org</groupId> <artifactId>jaudiotagger</artifactId> <version>2.0.3</version></dependency> /*** @desc : 上传音乐* @author : 毛会懂 阅读全文
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public static File multipartFileToFile(MultipartFile file) throws Exception { File toFile = null; if (file.equals("") || file.getSize() <= 0) { file = 阅读全文