自定义域名上传下载对象

// UserSpecifiedEndpointBuilder 构造函数
com.qcloud.cos.endpoint.UserSpecifiedEndpointBuilder(String generalApiEndpoint, String getServiceApiEndpoint);

import java.io.File;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import com.qcloud.cos.COSClient;
import com.qcloud.cos.ClientConfig;
import com.qcloud.cos.auth.BasicCOSCredentials;
import com.qcloud.cos.auth.COSCredentials;
import com.qcloud.cos.endpoint.UserSpecifiedEndpointBuilder;
import com.qcloud.cos.exception.CosClientException;
import com.qcloud.cos.exception.CosServiceException;
import com.qcloud.cos.http.HttpProtocol;
import com.qcloud.cos.model.PutObjectRequest;
import com.qcloud.cos.model.UploadResult;
import com.qcloud.cos.region.Region;
import com.qcloud.cos.transfer.TransferManager;
import com.qcloud.cos.transfer.Upload;

public static void uploadFile() {
 // 1 初始化用户身份信息 (secretId, secretKey)
 // SECRETID 和 SECRETKEY 请登录访问管理控制台 https://console.cloud.tencent.com/cam/capi 进行查看和管理
    String secretId = System.getenv("secretId");//用户的 SecretId，建议使用子账号密钥，授权遵循最小权限指引，降低使用风险。子账号密钥获取可参见 https://cloud.tencent.com/document/product/598/37140
    String secretKey = System.getenv("secretKey");//用户的 SecretKey，建议使用子账号密钥，授权遵循最小权限指引，降低使用风险。子账号密钥获取可参见 https://cloud.tencent.com/document/product/598/37140
    COSCredentials cred = new BasicCOSCredentials(secretId, secretKey);
 // 2 设置 bucket 的地域, COS_REGION 请参见 https://www.qcloud.com/document/product/436/6224
    ClientConfig clientConfig = new ClientConfig(new Region("COS_REGION"));
 // 设置请求协议，推荐使用 https 协议
    clientConfig.setHttpProtocol(HttpProtocol.https);
    //若设置自定义源站域名时未上传 https 证书，则改为 clientConfig.setHttpProtocol(HttpProtocol.http);
 // 设置自定义的域名
    UserSpecifiedEndpointBuilder endpointBuilder = new UserSpecifiedEndpointBuilder("generalApiEndpoint", "getServiceApiEndpoint");
    clientConfig.setEndpointBuilder(endpointBuilder);
 // 3 生成 cos 客户端
    COSClient cosclient = new COSClient(cred, clientConfig);
 // bucket 名需包含 appid
    String bucketName = "BucketName-APPID";

    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);
 // 设置对象的 key
    String key = "exampleobject";
 // 本地文件路径  
    File localFile = new File("/path/to/localFile");

    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.
        Upload upload = transferManager.upload(putObjectRequest);
        UploadResult uploadResult = upload.waitForUploadResult();
        System.out.printf("RequestId : %s\\n",uploadResult.getRequestId());
        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();
}

// UserSpecifiedEndpointBuilder 构造函数
com.qcloud.cos.endpoint.UserSpecifiedEndpointBuilder(String generalApiEndpoint, String getServiceApiEndpoint);

import java.io.File;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import com.qcloud.cos.COSClient;
import com.qcloud.cos.ClientConfig;
import com.qcloud.cos.auth.BasicCOSCredentials;
import com.qcloud.cos.auth.COSCredentials;
import com.qcloud.cos.endpoint.UserSpecifiedEndpointBuilder;
import com.qcloud.cos.exception.CosClientException;
import com.qcloud.cos.exception.CosServiceException;
import com.qcloud.cos.http.HttpProtocol;
import com.qcloud.cos.model.GetObjectRequest;
import com.qcloud.cos.region.Region;
import com.qcloud.cos.transfer.Download;
import com.qcloud.cos.transfer.TransferManager;

public static void downLoadFile() {
 // 1 初始化用户身份信息(secretId, secretKey)
    COSCredentials cred = new BasicCOSCredentials("secretId", "secretKey");
 // 2 设置 bucket 的地域, COS_REGION 请参见 https://www.qcloud.com/document/product/436/6224
    ClientConfig clientConfig = new ClientConfig(new Region("COS_REGION"));
 // 设置请求协议，推荐使用 https 协议
    clientConfig.setHttpProtocol(HttpProtocol.https);
    //若设置自定义源站域名时未上传 https 证书，则改为 clientConfig.setHttpProtocol(HttpProtocol.http);
 // 设置自定义的域名
    UserSpecifiedEndpointBuilder endpointBuilder = new UserSpecifiedEndpointBuilder("generalApiEndpoint", "getServiceApiEndpoint");
    clientConfig.setEndpointBuilder(endpointBuilder);
 // 3 生成 cos 客户端
    COSClient cosclient = new COSClient(cred, clientConfig);
 // bucket 名需包含 appid
    String bucketName = "BucketName-APPID";

    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);
 // 设置对象的 key
    String key = "exampleobject";
 // 本地文件路径  
        File downloadFile = new File("/path/to/localFile");
    GetObjectRequest getObjectRequest = new GetObjectRequest(bucketName, key);
    try {
      // 返回一个异步结果 download, 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();
        System.out.printf("RequestId : %s\\n",download.getObjectMetadata().getRequestId());
    } catch (CosServiceException e) {
        e.printStackTrace();
    } catch (CosClientException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }

    transferManager.shutdownNow();
}