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

Example 21 with COSClient

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

the class SSECustomerDemo method SSECustomerUpload.

public static void SSECustomerUpload() {
    // 初始化用户身份信息(secretId, secretKey)
    COSCredentials cred = new BasicCOSCredentials("COS_SECRETID", "COS_SECRETKEY");
    // 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"));
    // 要求http协议
    clientConfig.setHttpProtocol(HttpProtocol.https);
    // 生成cos客户端
    COSClient cosclient = new COSClient(cred, clientConfig);
    // bucket名需包含appid
    String bucketName = "examplebucket-1250000000";
    String key = "aaa/bbb.txt";
    File localFile = new File("test.txt");
    PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, key, localFile);
    SSECustomerKey sseCustomerKey = new SSECustomerKey("MDEyMzQ1Njc4OUFCQ0RFRjAxMjM0NTY3ODlBQkNERUY=");
    putObjectRequest.setSSECustomerKey(sseCustomerKey);
    // 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, 该md5值根据s3语义不是对象的md5，只是唯一性标志
        String etag = putObjectResult.getETag();
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    }
    // 关闭客户端
    cosclient.shutdown();
}

Example 22 with COSClient

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

the class SelectObjectContentDemo method selectJsonContentDemo.

public static void selectJsonContentDemo() 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.json";
    String bucketName = "mybucket-1251668577";
    String csvContent = "{\"name\":\"xiaoming\",\"mathScore\":89,\"musicScore\":92}\n" + "{\"name\":\"xiaowang\",\"mathScore\":93,\"musicScore\":85}\n" + "{\"name\":\"xiaoli\",\"mathScore\":82,\"musicScore\":95}\n";
    cosclient.putObject(bucketName, key, csvContent);
    String query = "select * from COSObject s where mathScore > 85'";
    SelectObjectContentRequest request = new SelectObjectContentRequest();
    request.setBucketName(bucketName);
    request.setKey(key);
    request.setExpression(query);
    request.setExpressionType(ExpressionType.SQL);
    InputSerialization inputSerialization = new InputSerialization();
    JSONInput jsonInput = new JSONInput();
    jsonInput.setType(JSONType.LINES);
    inputSerialization.setJson(jsonInput);
    inputSerialization.setCompressionType(CompressionType.NONE);
    request.setInputSerialization(inputSerialization);
    OutputSerialization outputSerialization = new OutputSerialization();
    outputSerialization.setJson(new JSONOutput());
    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 23 with COSClient

use of com.qcloud.cos.COSClient 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 24 with COSClient

use of com.qcloud.cos.COSClient 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 25 with COSClient

use of com.qcloud.cos.COSClient 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);
}