2021 4 29 团队博客

pictureselector照片选择器返回选中照片路径。参考：https://blog.csdn.net/yechaoa/article/details/79291552

导包：

implementation 'com.github.LuckSiege.PictureSelector:picture_library:v2.2.3'

函数：

PictureSelector.create(MainActivity.this)
                .openGallery(PictureMimeType.ofImage())
                .forResult(PictureConfig.CHOOSE_REQUEST);

阿里云OSS存储对象。

照片上传功能。参考文档：https://help.aliyun.com/document_detail/93939.html?spm=a2c4g.11186623.6.1317.4a6f7bf9MyuDN7 。

导包：

implementation 'com.squareup.okhttp3:okhttp:3.4.1'
    implementation 'com.aliyun.dpa:oss-android-sdk:2.9.5'

函数：

public void uploadImage(final String path, final String name) {

        new Thread(new Runnable() {
            @Override
            public void run() {
                OSSCredentialProvider credentialProvider = new OSSPlainTextAKSKCredentialProvider(ACCESS_ID, ACCESS_KEY);
                ClientConfiguration conf = new ClientConfiguration();
                conf.setConnectionTimeout(15 * 1000); // 连接超时，默认15秒
                conf.setSocketTimeout(15 * 1000); // socket超时，默认15秒
                conf.setMaxConcurrentRequest(8); // 最大并发请求数，默认5个
                conf.setMaxErrorRetry(2); // 失败后最大重试次数，默认2次

                // oss为全局变量，OSS_ENDPOINT是一个OSS区域地址
                oss = new OSSClient(getApplicationContext(), OSS_ENDPOINT, credentialProvider, conf);
                // 构造上传请求。
                PutObjectRequest put = new PutObjectRequest("sean1246", name, path);
                // 设置进度回调函数打印进度条。
                put.setProgressCallback(new OSSProgressCallback<PutObjectRequest>() {
                    @Override
                    public void onProgress(PutObjectRequest request, long currentSize, long totalSize) {
                        Log.d("PutObject", "currentSize: " + currentSize + " totalSize: " + totalSize);
                    }
                });
                // 文件元信息的设置是可选的。
                // ObjectMetadata metadata = new ObjectMetadata();
                // metadata.setContentType("application/octet-stream"); // 设置content-type。
                // metadata.setContentMD5(BinaryUtil.calculateBase64Md5(uploadFilePath)); // 校验MD5。
                // put.setMetadata(metadata);
                try {
                    // meta设置请求头,解决访问图片地址直接下载
                    ObjectMetadata meta = new ObjectMetadata();
                    meta.setContentType(getContentType(path.substring(path.lastIndexOf("."))));
                    put.setMetadata(meta);
                    PutObjectResult putResult = oss.putObject(put);
                    Log.d("PutObject", "UploadSuccess");
                    Log.d("ETag", putResult.getETag());
                    Log.d("RequestId", putResult.getRequestId());
                } catch (ClientException e) {
                    // 本地异常，如网络异常等。
                    e.printStackTrace();
                } catch (ServiceException e) {
                    // 服务异常。
                    Log.e("RequestId", e.getRequestId());
                    Log.e("ErrorCode", e.getErrorCode());
                    Log.e("HostId", e.getHostId());
                    Log.e("RawMessage", e.getRawMessage());
                }
            }
        }).start();
    }public static String getContentType(String FilenameExtension) {
        if (FilenameExtension.equalsIgnoreCase(".bmp")) {
            return "image/bmp";
        }
        if (FilenameExtension.equalsIgnoreCase(".gif")) {
            return "image/gif";
        }
        if (FilenameExtension.equalsIgnoreCase(".jpeg") ||
                FilenameExtension.equalsIgnoreCase(".jpg") ||
                FilenameExtension.equalsIgnoreCase(".png")) {
            return "image/jpg";
        }
        if (FilenameExtension.equalsIgnoreCase(".html")) {
            return "text/html";
        }
        if (FilenameExtension.equalsIgnoreCase(".txt")) {
            return "text/plain";
        }
        if (FilenameExtension.equalsIgnoreCase(".vsd")) {
            return "application/vnd.visio";
        }
        if (FilenameExtension.equalsIgnoreCase(".pptx") ||
                FilenameExtension.equalsIgnoreCase(".ppt")) {
            return "application/vnd.ms-powerpoint";
        }
        if (FilenameExtension.equalsIgnoreCase(".docx") ||
                FilenameExtension.equalsIgnoreCase(".doc")) {
            return "application/msword";
        }
        if (FilenameExtension.equalsIgnoreCase(".xml")) {
            return "text/xml";
        }
        return "image/jpg";
    }