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

Example 71 with CosClientException

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

the class MultipartUploadDemo method completePartDemo.

// complete完成分片上传
public static void completePartDemo(String uploadId, List<PartETag> partETags) {
    // 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";
    // uploadid(通过initiateMultipartUpload或者ListMultipartUploads获取)
    // 分片上传结束后，调用complete完成分片上传
    CompleteMultipartUploadRequest completeMultipartUploadRequest = new CompleteMultipartUploadRequest(bucketName, key, uploadId, partETags);
    try {
        CompleteMultipartUploadResult completeResult = cosclient.completeMultipartUpload(completeMultipartUploadRequest);
        String etag = completeResult.getETag();
        String crc64 = completeResult.getCrc64Ecma();
    } catch (CosServiceException e) {
        throw e;
    } catch (CosClientException e) {
        throw e;
    }
    cosclient.shutdown();
}

Example 72 with CosClientException

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

the class MultipartUploadDemo method UploadPartDemo.

// 分块上传(上传某一个分片的数据)
public static List<PartETag> UploadPartDemo(String uploadId) {
    // 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";
    // uploadid(通过initiateMultipartUpload或者ListMultipartUploads获取)
    boolean userTrafficLimit = false;
    List<PartETag> partETags = new LinkedList<>();
    // 生成要上传的数据, 这里初始化一个10M的数据
    for (int i = 0; i < 10; i++) {
        byte[] data = new byte[1024 * 1024];
        UploadPartRequest uploadPartRequest = new UploadPartRequest();
        uploadPartRequest.setBucketName(bucketName);
        uploadPartRequest.setKey(key);
        uploadPartRequest.setUploadId(uploadId);
        // 设置分块的数据来源输入流
        uploadPartRequest.setInputStream(new ByteArrayInputStream(data));
        // 设置分块的长度
        // 设置数据长度
        uploadPartRequest.setPartSize(data.length);
        // 假设要上传的part编号是10
        uploadPartRequest.setPartNumber(i + 1);
        if (userTrafficLimit) {
            uploadPartRequest.setTrafficLimit(8 * 1024 * 1024);
        }
        try {
            UploadPartResult uploadPartResult = cosclient.uploadPart(uploadPartRequest);
            PartETag partETag = uploadPartResult.getPartETag();
            partETags.add(partETag);
            String crc64 = uploadPartResult.getCrc64Ecma();
        } catch (CosServiceException e) {
            throw e;
        } catch (CosClientException e) {
            throw e;
        }
    }
    cosclient.shutdown();
    return partETags;
}

Example 73 with CosClientException

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

the class AppendObjectDemo method AppendObjectFromLocal.

public static void AppendObjectFromLocal() {
    // 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";
    try {
        File localFile = new File("1M.txt");
        AppendObjectRequest appendObjectRequest = new AppendObjectRequest(bucketName, key, localFile);
        appendObjectRequest.setPosition(0L);
        AppendObjectResult appendObjectResult = cosclient.appendObject(appendObjectRequest);
        long nextAppendPosition = appendObjectResult.getNextAppendPosition();
        System.out.println(nextAppendPosition);
        localFile = new File("2M.txt");
        appendObjectRequest = new AppendObjectRequest(bucketName, key, localFile);
        appendObjectRequest.setPosition(nextAppendPosition);
        appendObjectResult = cosclient.appendObject(appendObjectRequest);
        nextAppendPosition = appendObjectResult.getNextAppendPosition();
        System.out.println(nextAppendPosition);
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    }
    // 关闭客户端
    cosclient.shutdown();
}

Example 74 with CosClientException

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

the class CopyFileDemo method copyBigFileDemo.

// 对于5G以上的文件，需要通过分块上传中的copypart来实现，步骤较多,实现较复杂。
// 因此在TransferManager中封装了一个copy接口，能根据文件大小自动的选择接口，既支持5G以下的文件copy, 也支持5G以上的文件copy。推荐使用该接口进行文件的copy。
public static void copyBigFileDemo() {
    // 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);
    ExecutorService threadPool = Executors.newFixedThreadPool(32);
    // 传入一个threadpool, 若不传入线程池, 默认TransferManager中会生成一个单线程的线程池。
    TransferManager transferManager = new TransferManager(cosclient, threadPool);
    // 要拷贝的bucket region, 支持跨园区拷贝
    Region srcBucketRegion = new Region("ap-shanghai");
    // 源bucket, bucket名需包含appid
    String srcBucketName = "srcBucket-1251668577";
    // 要拷贝的源文件
    String srcKey = "aaa/bbb.txt";
    // 目的bucket, bucket名需包含appid
    String destBucketName = "destBucket-1251668577";
    // 要拷贝的目的文件
    String destKey = "ccc/ddd.txt";
    // 生成用于获取源文件信息的srcCOSClient
    COSClient srcCOSClient = new COSClient(cred, new ClientConfig(srcBucketRegion));
    CopyObjectRequest copyObjectRequest = new CopyObjectRequest(srcBucketRegion, srcBucketName, srcKey, destBucketName, destKey);
    try {
        Copy copy = transferManager.copy(copyObjectRequest, srcCOSClient, null);
        // 返回一个异步结果copy, 可同步的调用waitForCopyResult等待copy结束, 成功返回CopyResult, 失败抛出异常.
        CopyResult copyResult = copy.waitForCopyResult();
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    transferManager.shutdownNow();
    srcCOSClient.shutdown();
    cosclient.shutdown();
}

Example 75 with CosClientException

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

the class DelFileDemo method BatchDelFile.

// 批量删除文件(不带版本号, 即bucket未开启多版本)
public static void BatchDelFile() {
    // 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";
    DeleteObjectsRequest deleteObjectsRequest = new DeleteObjectsRequest(bucketName);
    // 设置要删除的key列表, 最多一次删除1000个
    ArrayList<KeyVersion> keyList = new ArrayList<>();
    // 传入要删除的文件名
    keyList.add(new KeyVersion("aaa.txt"));
    keyList.add(new KeyVersion("bbb.mp4"));
    keyList.add(new KeyVersion("ccc/ddd.jpg"));
    deleteObjectsRequest.setKeys(keyList);
    // 批量删除文件
    try {
        DeleteObjectsResult deleteObjectsResult = cosclient.deleteObjects(deleteObjectsRequest);
        List<DeletedObject> deleteObjectResultArray = deleteObjectsResult.getDeletedObjects();
    } catch (MultiObjectDeleteException mde) {
        // 如果部分产出成功部分失败, 返回MultiObjectDeleteException
        List<DeletedObject> deleteObjects = mde.getDeletedObjects();
        List<DeleteError> deleteErrors = mde.getErrors();
    } catch (CosServiceException e) {
        // 如果是其他错误, 比如参数错误， 身份验证不过等会抛出CosServiceException
        e.printStackTrace();
    } catch (CosClientException e) {
        // 如果是客户端错误，比如连接不上COS
        e.printStackTrace();
    }
    // 关闭客户端
    cosclient.shutdown();
}