Examples with TransferManagerConfiguration com.qcloud.cos.transfer.TransferManagerConfiguration used on opensource projects

Example 1 with TransferManagerConfiguration

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

the class TransferManagerDemo method copyFileForSameRegion.

// copy接口支持根据文件大小自动选择copy或者分块copy
// 以下代码展示同园区拷贝, 即将同园区的文件拷贝到另一个园区
public static void copyFileForSameRegion() {
    // 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);
    TransferManagerConfiguration transferManagerConfiguration = new TransferManagerConfiguration();
    transferManagerConfiguration.setMultipartCopyThreshold(20 * 1024 * 1024);
    transferManager.setConfiguration(transferManagerConfiguration);
    // 要拷贝的bucket region, 支持跨园区拷贝
    Region srcBucketRegion = new Region("ap-beijing-1");
    // 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";
    CopyObjectRequest copyObjectRequest = new CopyObjectRequest(srcBucketRegion, srcBucketName, srcKey, destBucketName, destKey);
    try {
        Copy copy = transferManager.copy(copyObjectRequest);
        // 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();
        System.out.println(copyResult.getCrc64Ecma());
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    transferManager.shutdownNow();
    cosclient.shutdown();
}

Example 2 with TransferManagerConfiguration

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

the class KMSEncryptionClientDemo method transferManagerDemo.

static void transferManagerDemo() {
    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);
    TransferManagerConfiguration transferManagerConfiguration = new TransferManagerConfiguration();
    transferManagerConfiguration.setMultipartUploadThreshold(1024 * 1024);
    PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, key, bigLocalFile);
    try {
        // 返回一个异步结果Upload, 可同步的调用waitForUploadResult等待upload结束, 成功返回UploadResult, 失败抛出异常.
        Upload upload = transferManager.upload(putObjectRequest);
        UploadResult uploadResult = upload.waitForUploadResult();
        System.out.println(uploadResult.getRequestId());
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    GetObjectRequest getObjectRequest = new GetObjectRequest(bucketName, key);
    try {
        // 返回一个异步结果Upload, 可同步的调用waitForUploadResult等待download结束, 成功返回DownloadResult, 失败抛出异常.
        Download download = transferManager.download(getObjectRequest, new File("downLen10m.txt"));
        download.waitForCompletion();
        System.out.println(download.getObjectMetadata().getRequestId());
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    transferManager.shutdownNow();
}

Example 3 with TransferManagerConfiguration

use of com.qcloud.cos.transfer.TransferManagerConfiguration in project simpleFS by shengdingbox.

the class QCloudOssApiClient method check.

@Override
protected void check() {
    // 自定义线程池大小，建议在客户端与 COS 网络充足（例如使用腾讯云的 CVM，同地域上传 COS）的情况下，设置成16或32即可，可较充分的利用网络资源
    // 对于使用公网传输且网络带宽质量不高的情况，建议减小该值，避免因网速过慢，造成请求超时。
    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);
    // 设置高级接口的配置项
    // 分块上传阈值和分块大小分别为 5MB 和 1MB
    TransferManagerConfiguration transferManagerConfiguration = new TransferManagerConfiguration();
    transferManagerConfiguration.setMultipartUploadThreshold(5 * 1024 * 1024);
    transferManagerConfiguration.setMinimumUploadPartSize(1 * 1024 * 1024);
    transferManager.setConfiguration(transferManagerConfiguration);
    this.transferManager = transferManager;
}

Example 4 with TransferManagerConfiguration

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

the class TransferManagerDemo method copyFileSetMetadata.

public static void copyFileSetMetadata() {
    // 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);
    ClientConfig srcClientConfig = new ClientConfig(new Region("ap-shanghai"));
    COSClient srcCosclient = new COSClient(cred, srcClientConfig);
    ExecutorService threadPool = Executors.newFixedThreadPool(2);
    // 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);
    TransferManagerConfiguration transferManagerConfiguration = new TransferManagerConfiguration();
    transferManagerConfiguration.setMultipartCopyThreshold(5 * 1024 * 1024);
    transferManager.setConfiguration(transferManagerConfiguration);
    // 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 = "mysrcbucket-123456789";
    // 要拷贝的源文件
    String srcKey = "aaa/bbb.txt";
    // 目的bucket, bucket名需包含appid
    String destBucketName = "mydestbucekt-123456789";
    // 要拷贝的目的文件
    String destKey = "bbb/ccc.txt";
    ObjectMetadata objectMetadata = new ObjectMetadata();
    Map<String, String> userMeta = new HashMap<String, String>();
    userMeta.put("usermeta", "hello-mult-copy");
    objectMetadata.setUserMetadata(userMeta);
    CopyObjectRequest copyObjectRequest = new CopyObjectRequest(srcBucketRegion, srcBucketName, srcKey, destBucketName, destKey);
    System.out.println(copyObjectRequest.getDestinationBucketName());
    copyObjectRequest.setNewObjectMetadata(objectMetadata);
    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.
        // showTransferProgress(copy);
        CopyResult copyResult = copy.waitForCopyResult();
        System.out.println(copyResult.getCrc64Ecma());
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    transferManager.shutdownNow();
    cosclient.shutdown();
}