本文整理汇总了C#中IAmazonS3.GetObjectMetadata方法的典型用法代码示例。如果您正苦于以下问题：C# IAmazonS3.GetObjectMetadata方法的具体用法？C# IAmazonS3.GetObjectMetadata怎么用？C# IAmazonS3.GetObjectMetadata使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IAmazonS3的用法示例。
在下文中一共展示了IAmazonS3.GetObjectMetadata方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: SetupForObjectModification
/// <summary>
/// Sets up the request needed to make an exact copy of the object leaving the parent method
/// the ability to change just the attribute being requested to change.
/// </summary>
/// <param name="bucketName"></param>
/// <param name="key"></param>
/// <param name="version"></param>
/// <param name="s3Client"></param>
/// <param name="copyRequest"></param>
/// <param name="putACLRequest"></param>
static void SetupForObjectModification(IAmazonS3 s3Client, string bucketName, string key, string version,
out CopyObjectRequest copyRequest, out PutACLRequest putACLRequest)
{
// Get the existing ACL of the object
GetACLRequest getACLRequest = new GetACLRequest();
getACLRequest.BucketName = bucketName;
getACLRequest.Key = key;
if (version != null)
getACLRequest.VersionId = version;
GetACLResponse getACLResponse = s3Client.GetACL(getACLRequest);
// Set the object's original ACL back onto it because a COPY
// operation resets the ACL on the destination object.
putACLRequest = new PutACLRequest();
putACLRequest.BucketName = bucketName;
putACLRequest.Key = key;
putACLRequest.AccessControlList = getACLResponse.AccessControlList;
ListObjectsResponse listObjectResponse = s3Client.ListObjects(new ListObjectsRequest
{
BucketName = bucketName,
Prefix = key,
MaxKeys = 1
});
if (listObjectResponse.S3Objects.Count != 1)
{
throw new InvalidOperationException("No object exists with this bucket name and key.");
}
GetObjectMetadataRequest getMetaRequest = new GetObjectMetadataRequest()
{
BucketName = bucketName,
Key = key
};
GetObjectMetadataResponse getMetaResponse = s3Client.GetObjectMetadata(getMetaRequest);
// Set the storage class on the object
copyRequest = new CopyObjectRequest();
copyRequest.SourceBucket = copyRequest.DestinationBucket = bucketName;
copyRequest.SourceKey = copyRequest.DestinationKey = key;
copyRequest.StorageClass = listObjectResponse.S3Objects[0].StorageClass == "STANDARD" ? S3StorageClass.Standard : S3StorageClass.ReducedRedundancy;
if (version != null)
copyRequest.SourceVersionId = version;
copyRequest.WebsiteRedirectLocation = getMetaResponse.WebsiteRedirectLocation;
copyRequest.ServerSideEncryptionMethod = getMetaResponse.ServerSideEncryptionMethod;
}