Android使用阿里云OSS存储文件上传

build.gradle

中添加依赖

implementation 'com.aliyun.dpa:oss-android-sdk:+'

Config.java

/**
 * Config
 *
 * @author lao
 * @date 2019/10/8
 */
public class Config {

    // To run the sample correctly, the following variables must have valid values.
    // The endpoint value below is just the example. Please use proper value according to your region

    // 访问的endpoint地址
    public static final String OSS_ENDPOINT = "http://oss-cn-shenzhen.aliyuncs.com";
    //callback 测试地址
    public static final String OSS_CALLBACK_URL = "http://oss-demo.aliyuncs.com:23450";
    // STS 鉴权服务器地址。
    // 或者根据工程sts_local_server目录中本地鉴权服务脚本代码启动本地STS鉴权服务器。
    public static final String STS_SERVER_URL = "http://*****/sts/getsts";//STS 地址

    public static final String BUCKET_NAME = "talkp";
    public static final String OSS_ACCESS_KEY_ID = "仓库ID";
    public static final String OSS_ACCESS_KEY_SECRET = "秘钥";

    public static final int DOWNLOAD_SUC = 1;
    public static final int DOWNLOAD_Fail = 2;
    public static final int UPLOAD_SUC = 3;
    public static final int UPLOAD_Fail = 4;
    public static final int UPLOAD_PROGRESS = 5;
    public static final int LIST_SUC = 6;
    public static final int HEAD_SUC = 7;
    public static final int RESUMABLE_SUC = 8;
    public static final int SIGN_SUC = 9;
    public static final int BUCKET_SUC = 10;
    public static final int GET_STS_SUC = 11;
    public static final int MULTIPART_SUC = 12;
    public static final int STS_TOKEN_SUC = 13;
    public static final int FAIL = 9999;
    public static final int REQUESTCODE_AUTH = 10111;
    public static final int REQUESTCODE_LOCALPHOTOS = 10112;
}

UploadHelper.java

public class UploadHelper {
    private static final String TAG = UploadHelper.class.getSimpleName();
    // 与你们的存储区域有关系
    public static final String ENDPOINT = "oss-cn-shenzhen.aliyuncs.com";
    // 上传的仓库名
    private static final String BUCKET_NAME = "talkp";


    private static OSS getClient() {

        ClientConfiguration conf = new ClientConfiguration();
        conf.setConnectionTimeout(15 * 1000); // connction time out default 15s
        conf.setSocketTimeout(15 * 1000); // socket timeout，default 15s
        conf.setMaxConcurrentRequest(5); // synchronous request number，default 5
        conf.setMaxErrorRetry(2); // retry，default 2
        OSSLog.enableLog(); //write local log file ,path is SDCard_path\OSSLog\logs.csv

        OSSCredentialProvider credentialProvider = new OSSStsTokenCredentialProvider(Config.OSS_ACCESS_KEY_ID, Config.OSS_ACCESS_KEY_SECRET, "<StsToken.SecurityToken>");
        OSSPlainTextAKSKCredentialProvider provider = new OSSPlainTextAKSKCredentialProvider(Config.OSS_ACCESS_KEY_ID, Config.OSS_ACCESS_KEY_SECRET);

        OSS oss = new OSSClient(Factory.app(), Config.OSS_ENDPOINT, provider, conf);
        // 明文设置secret的方式建议只在测试时使用，更多鉴权模式请参考后面的`访问控制`章节
        return oss;
    }


    /**
     * 上传的最终方法，成功返回则一个路径
     *
     * @param objKey 上传上去后，在服务器上的独立的KEY
     * @param path   需要上传的文件的路径
     * @return 存储的地址
     */
    private static String upload(String objKey, String path) {
        // 构造一个上传请求
        PutObjectRequest request = new PutObjectRequest(BUCKET_NAME,
                objKey, path);

        try {
            // 初始化上传的Client
            OSS client = getClient();
            // 开始同步上传
            PutObjectResult result = client.putObject(request);
            Log.d(TAG, "upload: result=" + result);
            // 得到一个外网可访问的地址
            String url = client.presignPublicObjectURL(BUCKET_NAME, objKey);
            // 格式打印输出
            Log.d(TAG, String.format("PublicObjectURL:%s", url));
            return url;
        } catch (Exception e) {
            e.printStackTrace();
            // 如果有异常则返回空
            return null;
        }
    }

    /**
     * 上传普通图片
     *
     * @param path 本地地址
     * @return 服务器地址
     */
    public static String uploadImage(String path) {
        String key = getImageObjKey(path);
        return upload(key, path);
    }

    /**
     * 上传头像
     *
     * @param path 本地地址
     * @return 服务器地址
     */
    public static String uploadPortrait(String path) {
        String key = getPortraitObjKey(path);
        return upload(key, path);
    }

    /**
     * 上传音频
     *
     * @param path 本地地址
     * @return 服务器地址
     */
    public static String uploadAudio(String path) {
        String key = getAudioObjKey(path);
        return upload(key, path);
    }

    /**
     * 分月存储，避免一个文件夹太多
     *
     * @return yyyyMM
     */
    private static String getDateString() {
        return DateFormat.format("yyyyMM", new Date()).toString();
    }

    // image/201703/dawewqfas243rfawr234.jpg
    private static String getImageObjKey(String path) {
        String fileMd5 = HashUtil.getMD5String(new File(path));
        String dateString = getDateString();
        return String.format("image/%s/%s.jpg", dateString, fileMd5);
    }

    // portrait/201703/dawewqfas243rfawr234.jpg
    private static String getPortraitObjKey(String path) {
        String fileMd5 = HashUtil.getMD5String(new File(path));
        String dateString = getDateString();
        return String.format("portrait/%s/%s.jpg", dateString, fileMd5);
    }

    // audio/201703/dawewqfas243rfawr234.mp3
    private static String getAudioObjKey(String path) {
        String fileMd5 = HashUtil.getMD5String(new File(path));
        String dateString = getDateString();
        return String.format("audio/%s/%s.mp3", dateString, fileMd5);
    }
}