GetObjectMeta

Description

GetObjectMeta is used to obtain the basic meta information of an object under a bucket, including ETag, Size (file size) and LastModified of the object, and does not return its contents.

Request Method

POST

Request Path

/apsara/route/OneRouter/GetObjectMeta

Request Parameters Common Parameters

Name	Location	Type	Required	Sample value	Description
ETag	BODY	string	No	No sample value for this parameter.	ETag (entity tag) will be created when Object is generated. ETag is used to mark the content of an Object. for objects created PutObject requests, the ETag value is the MD5 value of its contents; For objects created in other ways, the ETag value is the UUID of its contents. The ETag value can be used to check whether the object content has changed. We do not recommend that you use ETag to verify data integrity as MD5 for the object content. default value: none
regionId	BODY	string	Yes	No sample value for this parameter.	region id
Last-Modified	BODY	string	No	No sample value for this parameter.	the date when Object was last modified, in the format of GMT time specified in HTTP 1.1 protocol.
Content-Length	BODY	string	No	No sample value for this parameter.	the file size of the object.
version	BODY	string	No	2016-01-01	version of api

Return data

Name	Type	Sample value	Description
RequestID	string	1E3D5A1E0-67CA-43DA-24BC-EAF2D5A1E4DC	Request id

Example

Successful Response example

{
 "RequestID":"1E3D5A1E0-67CA-43DA-24BC-EAF2D5A1E4DC"
}

Failed Response example

{
 "errorSample":
 {
  "resultCode":-1,
  "resultMsg":"system error",
  "result":null
 }

}