use of com.qcloud.cos.transfer.TransferManager 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;
}
use of com.qcloud.cos.transfer.TransferManager in project cos-java-sdk-v5 by tencentyun.
the class AbstractCOSEncryptionClientTest method testTransferManagerUploadDownBigFile.
@Test
public void testTransferManagerUploadDownBigFile() throws IOException, CosServiceException, CosClientException, InterruptedException {
if (!judgeUserInfoValid()) {
return;
}
TransferManager transferManager = new TransferManager(cosclient);
File localFile = buildTestFile(1024 * 1024 * 10L);
File downFile = new File(localFile.getAbsolutePath() + ".down");
String key = "ut/" + localFile.getName();
String destKey = key + ".copy";
try {
PutObjectRequest putObjectRequest = new PutObjectRequest(bucket, key, localFile);
ObjectMetadata objectMetadata = new ObjectMetadata();
putObjectRequest.setMetadata(objectMetadata);
Upload upload = transferManager.upload(putObjectRequest);
UploadResult uploadResult = upload.waitForUploadResult();
assertTrue(uploadResult.getETag().contains("-"));
assertNotNull(uploadResult.getRequestId());
assertNotNull(uploadResult.getDateStr());
GetObjectRequest getObjectRequest = new GetObjectRequest(bucket, key);
Download download = transferManager.download(getObjectRequest, downFile);
download.waitForCompletion();
// check file
assertEquals(Md5Utils.md5Hex(localFile), Md5Utils.md5Hex(downFile));
CopyObjectRequest copyObjectRequest = new CopyObjectRequest(bucket, key, bucket, destKey);
Copy copy = transferManager.copy(copyObjectRequest, cosclient, null);
copy.waitForCompletion();
} finally {
// delete file on cos
clearObject(key);
// delete file on cos
clearObject(destKey);
if (localFile.exists()) {
assertTrue(localFile.delete());
}
if (downFile.exists()) {
assertTrue(downFile.delete());
}
}
}
use of com.qcloud.cos.transfer.TransferManager in project cos-java-sdk-v5 by tencentyun.
the class TransferManagerDemo method pauseDownloadFileAndResume.
// 将文件下载到本地(中途暂停并继续开始)
public static void pauseDownloadFileAndResume() {
// 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";
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);
String key = "aaa/bbb.txt";
File downloadFile = new File("src/test/resources/download.txt");
GetObjectRequest getObjectRequest = new GetObjectRequest(bucketName, key);
try {
// 返回一个异步结果copy, 可同步的调用waitForCompletion等待download结束, 成功返回void, 失败抛出异常.
Download download = transferManager.download(getObjectRequest, downloadFile);
Thread.sleep(5000L);
PersistableDownload persistableDownload = download.pause();
download = transferManager.resumeDownload(persistableDownload);
showTransferProgress(download);
download.waitForCompletion();
} catch (CosServiceException e) {
e.printStackTrace();
} catch (CosClientException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
}
transferManager.shutdownNow();
cosclient.shutdown();
}
use of com.qcloud.cos.transfer.TransferManager in project cos-java-sdk-v5 by tencentyun.
the class TransferManagerDemo method uploadFile.
// 上传文件, 根据文件大小自动选择简单上传或者分块上传。
public static void uploadFile() {
// 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"));
clientConfig.setHttpProtocol(HttpProtocol.https);
// 3 生成cos客户端
COSClient cosclient = new COSClient(cred, clientConfig);
// bucket名需包含appid
String bucketName = "mybucket-1251668577";
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);
String key = "aaa/bbb.txt";
File localFile = new File("src/test/resources/len30M.txt");
PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, key, localFile);
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.
long startTime = System.currentTimeMillis();
Upload upload = transferManager.upload(putObjectRequest);
showTransferProgress(upload);
UploadResult uploadResult = upload.waitForUploadResult();
long endTime = System.currentTimeMillis();
System.out.println("used time: " + (endTime - startTime) / 1000);
System.out.println(uploadResult.getETag());
System.out.println(uploadResult.getCrc64Ecma());
} catch (CosServiceException e) {
e.printStackTrace();
} catch (CosClientException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
}
transferManager.shutdownNow();
cosclient.shutdown();
}
use of com.qcloud.cos.transfer.TransferManager in project cos-java-sdk-v5 by tencentyun.
the class TransferManagerDemo method downLoadFile.
// 将文件下载到本地
public static void downLoadFile() {
// 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";
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);
String key = "aaa/bbb.txt";
File downloadFile = new File("src/test/resources/download.txt");
GetObjectRequest getObjectRequest = new GetObjectRequest(bucketName, key);
try {
// 返回一个异步结果copy, 可同步的调用waitForCompletion等待download结束, 成功返回void, 失败抛出异常.
Download download = transferManager.download(getObjectRequest, downloadFile);
download.waitForCompletion();
} catch (CosServiceException e) {
e.printStackTrace();
} catch (CosClientException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
}
transferManager.shutdownNow();
cosclient.shutdown();
}
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