Overview

This document provides an overview of APIs and SDK code samples related to querying object metadata.

SDK API Reference

For the parameters and method descriptions of all the APIs in the SDK, see Api Documentation.

Querying object metadata

API description

This API is used to query the metadata of an object.

Sample code

try
{
  string bucket = "examplebucket-1250000000"; // Bucket name in the format: BucketName-APPID
  string key = "exampleobject"; // Object key
  HeadObjectRequest request = new HeadObjectRequest(bucket, key);
  // Execute the request
  HeadObjectResult result = cosXml.HeadObject(request);
  // Request succeeded
  Console.WriteLine(result.GetResultInfo());
}
catch (COSXML.CosException.CosClientException clientEx)
{
  // Request failed
  Console.WriteLine("CosClientException: " + clientEx);
}
catch (COSXML.CosException.CosServerException serverEx)
{
  // Request failed
  Console.WriteLine("CosServerException: " + serverEx.GetInfo());
}

Note：

For the complete sample, go to GitHub.