Examples with COSClient com.qcloud.cos.COSClient used on opensource projects

Example 41 with COSClient

use of com.qcloud.cos.COSClient in project cos-java-sdk-v5 by tencentyun.

the class ObjectTaggingDemo method SetGetDelObjectTaggingDemo.

public static void SetGetDelObjectTaggingDemo() {
    // 1 初始化用户身份信息(secretId, secretKey)
    COSCredentials cred = new BasicCOSCredentials("COS_SECRET_ID", "COS_SECRET_KEY");
    // 2 设置bucket的区域, COS地域的简称请参照 https://www.qcloud.com/document/product/436/6224
    ClientConfig clientConfig = new ClientConfig(new Region("ap-guangzhou"));
    // 3 生成cos客户端
    COSClient cosclient = new COSClient(cred, clientConfig);
    // bucket名需包含appid
    String bucketName = "mybucket-1251668577";
    String key = "aaa/bbb.txt";
    cosclient.putObject(bucketName, key, "data");
    List<Tag> tags = new LinkedList<>();
    tags.add(new Tag("key", "value"));
    tags.add(new Tag("key-1", "value-1"));
    ObjectTagging objectTagging = new ObjectTagging(tags);
    SetObjectTaggingRequest setObjectTaggingRequest = new SetObjectTaggingRequest(bucketName, key, objectTagging);
    cosclient.setObjectTagging(setObjectTaggingRequest);
    GetObjectTaggingResult getObjectTaggingResult = cosclient.getObjectTagging(new GetObjectTaggingRequest(bucketName, key));
    List<Tag> resultTagSet = getObjectTaggingResult.getTagSet();
    cosclient.deleteObjectTagging(new DeleteObjectTaggingRequest(bucketName, key));
    GetObjectTaggingResult getObjectTaggingResultSecond = cosclient.getObjectTagging(new GetObjectTaggingRequest(bucketName, key));
    List<Tag> resultTagSetSecond = getObjectTaggingResultSecond.getTagSet();
}

Example 42 with COSClient

use of com.qcloud.cos.COSClient in project cos-java-sdk-v5 by tencentyun.

the class PicOperationDemo method PicPersistentProcessing.

public static void PicPersistentProcessing() {
    // 1 初始化用户身份信息(secretId, secretKey)
    COSCredentials cred = new BasicCOSCredentials("SECRET_ID", "SECRET_KEY");
    // 2 设置bucket的区域, COS地域的简称请参照 https://www.qcloud.com/document/product/436/6224
    ClientConfig clientConfig = new ClientConfig(new Region("ap-guangzhou"));
    // 3 生成cos客户端
    COSClient cosclient = new COSClient(cred, clientConfig);
    // 4. bucket名需包含appid
    String bucketName = "examplebucket-1250000000";
    String key = "example.jpg";
    File localFile = new File("/data/example.jpg");
    // 5.对图像进行持久化处理
    ObjectMetadata objectMetadata = new ObjectMetadata();
    objectMetadata.setHeader("Pic-Operations", "{\"is_pic_info\":1,\"rules\":[{\"fileid\":\"example.png\",\"rule\":\"imageView2/format/png\"}]}");
    PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, key, localFile);
    putObjectRequest.setMetadata(objectMetadata);
    try {
        PutObjectResult putObjectResult = cosclient.putObject(putObjectRequest);
        // putobjectResult会返回文件的etag
        String etag = putObjectResult.getETag();
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    }
    // 关闭客户端
    cosclient.shutdown();
}

Example 43 with COSClient

use of com.qcloud.cos.COSClient in project cos-java-sdk-v5 by tencentyun.

the class MultipartUploadDemo method InitMultipartUploadDemo.

public static String InitMultipartUploadDemo() {
    // 1 初始化用户身份信息(secretId, secretKey)
    COSCredentials cred = new BasicCOSCredentials("AKIDXXXXXXXX", "1A2Z3YYYYYYYYYY");
    // 2 设置bucket的区域, COS地域的简称请参照 https://www.qcloud.com/document/product/436/6224
    ClientConfig clientConfig = new ClientConfig(new Region("ap-guangzhou"));
    // 3 生成cos客户端
    COSClient cosclient = new COSClient(cred, clientConfig);
    // bucket名需包含appid
    String bucketName = "mybucket-1251668577";
    String key = "aaa/bbb.txt";
    InitiateMultipartUploadRequest request = new InitiateMultipartUploadRequest(bucketName, key);
    // 设置存储类型, 默认是标准(Standard), 低频(Standard_IA), 归档(Archive)
    request.setStorageClass(StorageClass.Standard);
    try {
        InitiateMultipartUploadResult initResult = cosclient.initiateMultipartUpload(request);
        // 获取uploadid
        String uploadId = initResult.getUploadId();
        return uploadId;
    } catch (CosServiceException e) {
        throw e;
    } catch (CosClientException e) {
        throw e;
    } finally {
        cosclient.shutdown();
    }
}

Example 44 with COSClient

use of com.qcloud.cos.COSClient in project cos-java-sdk-v5 by tencentyun.

the class SimpleUploadFileDemo method SimpleUploadFileFromLocal.

// 将本地文件上传到COS
public static void SimpleUploadFileFromLocal(boolean useTrafficLimit) {
    // 1 初始化用户身份信息(secretId, secretKey)
    COSCredentials cred = new BasicCOSCredentials("AKIDXXXXXXXX", "1A2Z3YYYYYYYYYY");
    // 2 设置bucket的区域, COS地域的简称请参照 https://www.qcloud.com/document/product/436/6224
    ClientConfig clientConfig = new ClientConfig(new Region("ap-beijing-1"));
    // 3 生成cos客户端
    COSClient cosclient = new COSClient(cred, clientConfig);
    // bucket名需包含appid
    String bucketName = "mybucket-1251668577";
    String key = "aaa/bbb.txt";
    File localFile = new File("src/test/resources/len10M.txt");
    PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, key, localFile);
    if (useTrafficLimit) {
        // 限流使用的单位是bit/s, 这里测试1MB/s的上传带宽限制
        putObjectRequest.setTrafficLimit(8 * 1024 * 1024);
    }
    // 设置存储类型, 默认是标准(Standard), 低频(standard_ia)
    putObjectRequest.setStorageClass(StorageClass.Standard_IA);
    try {
        PutObjectResult putObjectResult = cosclient.putObject(putObjectRequest);
        // putobjectResult会返回文件的etag
        String etag = putObjectResult.getETag();
        String crc64 = putObjectResult.getCrc64Ecma();
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    }
    // 关闭客户端
    cosclient.shutdown();
}

Example 45 with COSClient

use of com.qcloud.cos.COSClient in project cos-java-sdk-v5 by tencentyun.

the class SimpleUploadFileDemo method SimpleUploadFileFromStream.

// 从输入流进行读取并上传到COS
public static void SimpleUploadFileFromStream() {
    // 1 初始化用户身份信息(secretId, secretKey)
    COSCredentials cred = new BasicCOSCredentials("AKIDXXXXXXXX", "1A2Z3YYYYYYYYYY");
    // 2 设置bucket的区域, COS地域的简称请参照 https://www.qcloud.com/document/product/436/6224
    ClientConfig clientConfig = new ClientConfig(new Region("ap-beijing-1"));
    // 3 生成cos客户端
    COSClient cosclient = new COSClient(cred, clientConfig);
    // bucket名需包含appid
    String bucketName = "mybucket-1251668577";
    String key = "aaa/bbb.jpg";
    File localFile = new File("src/test/resources/len10M.txt");
    InputStream input = new ByteArrayInputStream(new byte[10]);
    ObjectMetadata objectMetadata = new ObjectMetadata();
    // 从输入流上传必须制定content length, 否则http客户端可能会缓存所有数据，存在内存OOM的情况
    objectMetadata.setContentLength(10);
    // 默认下载时根据cos路径key的后缀返回响应的contenttype, 上传时设置contenttype会覆盖默认值
    objectMetadata.setContentType("image/jpeg");
    PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, key, input, objectMetadata);
    // 设置存储类型, 默认是标准(Standard), 低频(standard_ia)
    putObjectRequest.setStorageClass(StorageClass.Standard_IA);
    try {
        PutObjectResult putObjectResult = cosclient.putObject(putObjectRequest);
        // putobjectResult会返回文件的etag
        String etag = putObjectResult.getETag();
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    }
    // 关闭客户端
    cosclient.shutdown();
}