Examples with COSCredentials com.qcloud.cos.auth.COSCredentials used on opensource projects

Example 16 with COSCredentials

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

the class SelectObjectContentDemo method selectCsvContentDemo.

public static void selectCsvContentDemo() throws Exception {
    // 初始化用户身份信息(secretId, secretKey)
    COSCredentials cred = new BasicCOSCredentials("AKIDXXXXXXXX", "1A2Z3YYYYYYYYYY");
    // 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"));
    // 生成cos客户端
    COSClient cosclient = new COSClient(cred, clientConfig);
    String key = "test/my_test.csv";
    String bucketName = "mybucket-1251668577";
    String csvContent = "HuNan,ChangSha\nSiChuan,ChengDu\nGuiZhou,GuiYang\n";
    cosclient.putObject(bucketName, key, csvContent);
    String query = "select s._1 from COSObject s";
    SelectObjectContentRequest request = new SelectObjectContentRequest();
    request.setBucketName(bucketName);
    request.setKey(key);
    request.setExpression(query);
    request.setExpressionType(ExpressionType.SQL);
    InputSerialization inputSerialization = new InputSerialization();
    CSVInput csvInput = new CSVInput();
    csvInput.setFieldDelimiter(",");
    csvInput.setRecordDelimiter("\n");
    inputSerialization.setCsv(csvInput);
    inputSerialization.setCompressionType(CompressionType.NONE);
    request.setInputSerialization(inputSerialization);
    OutputSerialization outputSerialization = new OutputSerialization();
    outputSerialization.setCsv(new CSVOutput());
    request.setOutputSerialization(outputSerialization);
    final AtomicBoolean isResultComplete = new AtomicBoolean(false);
    SelectObjectContentResult result = cosclient.selectObjectContent(request);
    InputStream resultInputStream = result.getPayload().getRecordsInputStream(new SelectObjectContentEventVisitor() {

        @Override
        public void visit(SelectObjectContentEvent.StatsEvent event) {
            System.out.println("Received Stats, Bytes Scanned: " + event.getDetails().getBytesScanned() + " Bytes Processed: " + event.getDetails().getBytesProcessed());
        }

        @Override
        public void visit(SelectObjectContentEvent.EndEvent event) {
            isResultComplete.set(true);
            System.out.println("Received End Event. Result is complete.");
        }
    });
    BufferedReader reader = new BufferedReader(new InputStreamReader(resultInputStream));
    StringBuffer stringBuffer = new StringBuffer();
    String line;
    while ((line = reader.readLine()) != null) {
        stringBuffer.append(line).append("\n");
    }
    System.out.println(stringBuffer.toString());
    // 检查结果是否接受完整
    if (!isResultComplete.get()) {
        throw new Exception("result was incomplete");
    }
}

Example 17 with COSCredentials

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

the class SetGetBucketAclDemo method setGetBucketAclDemo.

public static void setGetBucketAclDemo() {
    // 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-shanghai"));
    // 3 生成cos客户端
    COSClient cosclient = new COSClient(cred, clientConfig);
    // bucket名需包含appid
    String bucketName = "mybucket-1251668577";
    AccessControlList aclGet = cosclient.getBucketAcl(bucketName);
    System.out.println("bucket acl:" + aclGet.getOwner());
    System.out.println("bucket acl:" + aclGet.getCannedAccessControl());
    for (Grant grant : aclGet.getGrantsAsList()) {
        System.out.println(grant.getGrantee().getIdentifier());
        System.out.println(grant.getGrantee().getTypeIdentifier());
        System.out.println(grant.getPermission());
    }
    // public-read-write bucket acl
    // cosclient.setBucketAcl(bucketName, CannedAccessControlList.PublicReadWrite);
    // public-read bucket acl
    // cosclient.setBucketAcl(bucketName, CannedAccessControlList.PublicRead);
    // private bucket acl
    AccessControlList aclSet = new AccessControlList();
    Owner owner = new Owner();
    owner.setId("qcs::cam::uin/2000000000:uin/2000000000");
    aclSet.setOwner(owner);
    UinGrantee uinGrantee = new UinGrantee("qcs::cam::uin/100000000000:uin/100000000000");
    aclSet.grantPermission(uinGrantee, Permission.Read);
    // 设置公有读
    aclSet.grantPermission(GroupGrantee.AllUsers, Permission.Read);
    cosclient.setBucketAcl(bucketName, aclSet);
    cosclient.setBucketAcl(bucketName, CannedAccessControlList.Private);
    System.out.println("===========================");
    aclGet = cosclient.getBucketAcl(bucketName);
    System.out.println("bucket acl:" + aclGet.getOwner());
    System.out.println("bucket acl:" + aclGet.getCannedAccessControl());
    for (Grant grant : aclGet.getGrantsAsList()) {
        System.out.println(grant.getGrantee().getIdentifier());
        System.out.println(grant.getGrantee().getTypeIdentifier());
        System.out.println(grant.getPermission());
    }
}

Example 18 with COSCredentials

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

the class AsymmetricKeyEncryptionClientDemo method createCosClient.

static COSClient createCosClient(String region) {
    // 初始化用户身份信息(secretId, secretKey)
    COSCredentials cred = new BasicCOSCredentials("AKIDxxxxxxxxxxxxxxxxxxxxxxxxxxx", "yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy");
    // 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(region));
    // 为防止请求头部被篡改导致的数据无法解密，强烈建议只使用 https 协议发起请求
    clientConfig.setHttpProtocol(HttpProtocol.https);
    KeyPair asymKeyPair = null;
    try {
        // 加载保存在文件中的秘钥, 如果不存在，请先使用buildAndSaveAsymKeyPair生成秘钥
        // buildAndSaveAsymKeyPair();
        asymKeyPair = loadAsymKeyPair();
    } catch (Exception e) {
        throw new CosClientException(e);
    }
    // 初始化 KMS 加密材料
    EncryptionMaterials encryptionMaterials = new EncryptionMaterials(asymKeyPair);
    // 使用AES/GCM模式，并将加密信息存储在文件元信息中.
    CryptoConfiguration cryptoConf = new CryptoConfiguration(CryptoMode.AesCtrEncryption).withStorageMode(CryptoStorageMode.ObjectMetadata);
    // // 如果 kms 服务的 region 与 cos 的 region 不一致，则在加密信息里指定 kms 服务的 region
    // cryptoConf.setKmsRegion(kmsRegion);
    // // 如果需要可以为 KMS 服务的 cmk 设置对应的描述信息。
    // encryptionMaterials.addDescription("kms-region", "guangzhou");
    // 生成加密客户端EncryptionClient, COSEncryptionClient是COSClient的子类, 所有COSClient支持的接口他都支持。
    // EncryptionClient覆盖了COSClient上传下载逻辑，操作内部会执行加密操作，其他操作执行逻辑和COSClient一致
    COSEncryptionClient cosEncryptionClient = new COSEncryptionClient(new COSStaticCredentialsProvider(cred), new StaticEncryptionMaterialsProvider(encryptionMaterials), clientConfig, cryptoConf);
    return cosEncryptionClient;
}

Example 19 with COSCredentials

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

the class BucketDemo method SetGetDeleteBucketTagging.

// 使用 bucket tag
public static void SetGetDeleteBucketTagging() {
    // 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";
    List<TagSet> tagSetList = new LinkedList<TagSet>();
    TagSet tagSet = new TagSet();
    tagSet.setTag("age", "18");
    tagSet.setTag("name", "xiaoming");
    tagSetList.add(tagSet);
    BucketTaggingConfiguration bucketTaggingConfiguration = new BucketTaggingConfiguration();
    bucketTaggingConfiguration.setTagSets(tagSetList);
    SetBucketTaggingConfigurationRequest setBucketTaggingConfigurationRequest = new SetBucketTaggingConfigurationRequest(bucketName, bucketTaggingConfiguration);
    cosclient.setBucketTaggingConfiguration(setBucketTaggingConfigurationRequest);
    cosclient.getBucketTaggingConfiguration(bucketName);
    cosclient.deleteBucketTaggingConfiguration(bucketName);
}

Example 20 with COSCredentials

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

the class BucketDemo method SetBucketLogging.

// 开启日志存储
public static void SetBucketLogging() {
    // 1 初始化用户身份信息(appid, 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名称, 需包含appid
    String bucketName = "examplebucket-1251668577";
    BucketLoggingConfiguration bucketLoggingConfiguration = new BucketLoggingConfiguration();
    // 设置日志存储的 bucket
    bucketLoggingConfiguration.setDestinationBucketName(bucketName);
    // 设置日志存储的前缀
    bucketLoggingConfiguration.setLogFilePrefix("logs/");
    SetBucketLoggingConfigurationRequest setBucketLoggingConfigurationRequest = new SetBucketLoggingConfigurationRequest(bucketName, bucketLoggingConfiguration);
    cosclient.setBucketLoggingConfiguration(setBucketLoggingConfigurationRequest);
}