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

Example 6 with COSClient

use of com.qcloud.cos.COSClient in project xin-open-enterprise-platform by hui0xin.

the class CosFileUploadService method downFile.

/**
 * 下载文件
 *
 * @param downFile 本地存放文件路径
 * @param fileName cos上文件名称
 */
public Boolean downFile(File downFile, String fileName) {
    Boolean result = false;
    // 生成 cos 客户端。
    COSClient cosClient = new COSClient(cred, clientConfig);
    try {
        // file中截取文件名称
        GetObjectRequest getObjectRequest = new GetObjectRequest(bucketName, fileName);
        cosClient.getObject(getObjectRequest, downFile);
        result = true;
    } catch (Exception e) {
        log.error("文件下载失败：{}", ExceptionUtils.getStackTrace(e));
    } finally {
        cosClient.shutdown();
    }
    return result;
}

Example 7 with COSClient

use of com.qcloud.cos.COSClient in project xin-open-enterprise-platform by hui0xin.

the class CosFileUploadService method uploadFile.

/**
 * 文件上传 将本地文件上传到 COS
 *
 * @param localFile     本地上传文件路径
 * @param fileName 文件名称
 */
public Boolean uploadFile(File localFile, String fileName) {
    Boolean result = false;
    // 生成 cos 客户端。
    COSClient cosClient = new COSClient(cred, clientConfig);
    try {
        cosClient.putObject(bucketName, fileName, localFile);
        result = true;
    } catch (Exception e) {
        log.error("文件上传失败：{}", ExceptionUtils.getStackTrace(e));
    } finally {
        // 关闭客户端(关闭后台线程)
        cosClient.shutdown();
    }
    return result;
}

Example 8 with COSClient

use of com.qcloud.cos.COSClient in project xin-open-enterprise-platform by hui0xin.

the class CosFileUploadService method deleteFile.

/**
 * 删除文件
 *
 * @param fileName cos上文件名称
 */
public Boolean deleteFile(String fileName) {
    Boolean result = false;
    // 生成 cos 客户端。
    COSClient cosClient = new COSClient(cred, clientConfig);
    try {
        // file中截取文件名称
        cosClient.deleteObject(bucketName, fileName);
        result = true;
    } catch (Exception e) {
        log.error("文件下载失败：{}", ExceptionUtils.getStackTrace(e));
    } finally {
        cosClient.shutdown();
    }
    return result;
}

Example 9 with COSClient

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

the class CAMRoleDemo method SimpleUploadFileFromLocal.

public static void SimpleUploadFileFromLocal() {
    InstanceMetadataCredentialsEndpointProvider endpointProvider = new InstanceMetadataCredentialsEndpointProvider(InstanceMetadataCredentialsEndpointProvider.Instance.CVM);
    InstanceCredentialsFetcher instanceCredentialsFetcher = new InstanceCredentialsFetcher(endpointProvider);
    COSCredentialsProvider cosCredentialsProvider = new InstanceCredentialsProvider(instanceCredentialsFetcher);
    ClientConfig clientConfig = new ClientConfig(new Region("ap-guangzhou"));
    COSClient cosClient = new COSClient(cosCredentialsProvider, clientConfig);
    String bucketName = "3399demo-125xxxxxxxx";
    String key = "test/demo.txt";
    File localFile = new File("test");
    PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, key, localFile);
    putObjectRequest.setStorageClass(StorageClass.Standard);
    PutObjectResult putObjectResult = cosClient.putObject(putObjectRequest);
    cosClient.shutdown();
}

Example 10 with COSClient

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

the class CopyFileDemo method copySmallFileDemo.

// copyObject最大支持5G文件的copy, 5G以上的文件copy请参照TransferManagerDemo中的copy示例
public static void copySmallFileDemo() {
    // 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);
    // 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";
    CopyObjectRequest copyObjectRequest = new CopyObjectRequest(srcBucketRegion, srcBucketName, srcKey, destBucketName, destKey);
    try {
        CopyObjectResult copyObjectResult = cosclient.copyObject(copyObjectRequest);
        String crc64 = copyObjectResult.getCrc64Ecma();
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    }
    cosclient.shutdown();
}