Examples with CosClientException com.qcloud.cos.exception.CosClientException used on opensource projects

Example 11 with CosClientException

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

the class ListObjectsDemo method listObjectsVersions.

public static void listObjectsVersions() {
    // 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";
    ListVersionsRequest listVersionsRequest = new ListVersionsRequest();
    listVersionsRequest.setBucketName(bucketName);
    listVersionsRequest.setPrefix("");
    VersionListing versionListing = null;
    do {
        try {
            versionListing = cosclient.listVersions(listVersionsRequest);
        } catch (CosServiceException e) {
            e.printStackTrace();
            return;
        } catch (CosClientException e) {
            e.printStackTrace();
            return;
        }
        List<COSVersionSummary> cosVersionSummaries = versionListing.getVersionSummaries();
        for (COSVersionSummary cosVersionSummary : cosVersionSummaries) {
            System.out.println(cosVersionSummary.getKey() + ":" + cosVersionSummary.getVersionId());
        }
        String keyMarker = versionListing.getNextKeyMarker();
        String versionIdMarker = versionListing.getNextVersionIdMarker();
        listVersionsRequest.setKeyMarker(keyMarker);
        listVersionsRequest.setVersionIdMarker(versionIdMarker);
    } while (versionListing.isTruncated());
    cosclient.shutdown();
}

Example 12 with CosClientException

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

the class ListObjectsDemo method listAllObjects.

// 如果要获取超过maxkey数量的object或者获取所有的object, 则需要循环调用listobject, 用上一次返回的next marker作为下一次调用的marker,
// 直到返回的truncated为false
public static void listAllObjects() {
    // 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";
    ListObjectsRequest listObjectsRequest = new ListObjectsRequest();
    // 设置bucket名称
    listObjectsRequest.setBucketName(bucketName);
    // prefix表示列出的object的key以prefix开始
    listObjectsRequest.setPrefix("");
    // deliter表示分隔符, 设置为/表示列出当前目录下的object, 设置为空表示列出所有的object
    listObjectsRequest.setDelimiter("");
    // 设置最大遍历出多少个对象, 一次listobject最大支持1000
    listObjectsRequest.setMaxKeys(1000);
    ObjectListing objectListing = null;
    do {
        try {
            objectListing = cosclient.listObjects(listObjectsRequest);
        } catch (CosServiceException e) {
            e.printStackTrace();
            return;
        } catch (CosClientException e) {
            e.printStackTrace();
            return;
        }
        // common prefix表示表示被delimiter截断的路径, 如delimter设置为/, common prefix则表示所有子目录的路径
        List<String> commonPrefixs = objectListing.getCommonPrefixes();
        // object summary表示所有列出的object列表
        List<COSObjectSummary> cosObjectSummaries = objectListing.getObjectSummaries();
        for (COSObjectSummary cosObjectSummary : cosObjectSummaries) {
            // 文件的路径key
            String key = cosObjectSummary.getKey();
            // 文件的etag
            String etag = cosObjectSummary.getETag();
            // 文件的长度
            long fileSize = cosObjectSummary.getSize();
            // 文件的存储类型
            String storageClasses = cosObjectSummary.getStorageClass();
        }
        String nextMarker = objectListing.getNextMarker();
        listObjectsRequest.setMarker(nextMarker);
    } while (objectListing.isTruncated());
    cosclient.shutdown();
}

Example 13 with CosClientException

use of com.qcloud.cos.exception.CosClientException 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 14 with CosClientException

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

the class HttpCredentialsFetcher method fetch.

@Override
public COSCredentials fetch() throws CosClientException {
    if (null == this.cosCredentialsEndpointProvider) {
        String errorMsg = "The cos credentials endpoint provider is not specified.";
        LOG.error(errorMsg);
        throw new CosClientException(errorMsg);
    }
    try {
        String credentialsResponse = InstanceCredentialsUtils.getInstance().readResource(this.cosCredentialsEndpointProvider.getCredentialsEndpoint(), this.cosCredentialsEndpointProvider.getRetryPolicy(), this.cosCredentialsEndpointProvider.getHeaders());
        return parse(credentialsResponse);
    } catch (URISyntaxException e) {
        throw new CosClientException("The cos credentials uri is invalid.", e);
    } catch (IOException e) {
        String exceptionMessage = String.format("The COSCredentialsFetcher [%s] fetch an exception.", this.getClass().getName());
        throw new CosClientException(exceptionMessage, e);
    }
}

Example 15 with CosClientException

use of com.qcloud.cos.exception.CosClientException 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();
    }
}