HttpPost httpPost = new HttpPost(url); MultipartEntityBuilder builder = MultipartEntityBuilder.create().setMode(HttpMultipartMode.RFC6532); File file=new File(filePath); builder.addBinaryBody("media", file, ContentType.DEFAULT_BINARY, fileName); builder.addTextBody("filename", fileName,ContentType.TEXT_PLAIN.withCharset(StandardCharsets.UTF_8)); httpPost.setEntity(builder.build()); httpRsp = httpClient.execute(httpPost); 我也遇到了，亲测可以用，希望能帮到你