Object ACL

// The endpoint of the China (Hangzhou) region is used in this example. Specify the actual endpoint.
String endpoint = "http://oss-cn-hangzhou.aliyuncs.com";
// Security risks may arise if you use the AccessKey pair of an Alibaba Cloud account to log on to OSS, because the account has permissions on all API operations. We recommend that you use a RAM user to call API operations or perform routine operations and maintenance. To create a RAM user, log on to https://ram.console.aliyun.com.
String accessKeyId = "<yourAccessKeyId>";
String accessKeySecret = "<yourAccessKeySecret>";

// Create an OSSClient instance.
OSS ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret);

// Configure the ACL of the specified object to public read.
ossClient.setObjectAcl("<yourBucketName>", "<yourObjectName>", CannedAccessControlList.PublicRead);

// Shut down the OSSClient instance.
ossClient.shutdown();
			

using Aliyun.OSS;
using Aliyun.OSS.Common;

var endpoint = "<yourEndpoint>";
var accessKeyId = "<yourAccessKeyId>";
var accessKeySecret = "<yourAccessKeySecret>";
var bucketName = "<yourBucketName>";
var objectName = "<yourObjectName>";

// Create an OSSClient instance.
var client = new OssClient(endpoint, accessKeyId, accessKeySecret);
// Configure the object ACL.
try
{
    // Use SetObjectAcl to configure the ACL of the object.
    client.SetObjectAcl(bucketName, objectName, CannedAccessControlList.PublicRead);
    Console.WriteLine("Set Object:{0} ACL succeeded ", objectName);
}
catch (Exception ex)
{
    Console.WriteLine("Set Object ACL failed with error info: {0}", ex.Message);
}
// Query the ACL of the object.
try
{
    // Use GetObjectAcl to query the ACL of the object.
    var result = client.GetObjectAcl(bucketName, objectName);
    Console.WriteLine("Get Object ACL succeeded, Id: {0}  ACL: {1}",
        result.Owner.Id, result.ACL.ToString());
}
catch (OssException ex)
{
    Console.WriteLine("Failed with error code: {0}; Error info: {1}. \nRequestID: {2}\tHostID: {3}",
        ex.ErrorCode, ex.Message, ex.RequestId, ex.HostId);
}
catch (Exception ex)
{
    Console.WriteLine("Failed with error info: {0}", ex.Message);
}