Update Metadata API

API Information

• Request Path: /metadata/update
• Request Method: POST
• Content-Type: application/json

Request Headers

Parameter	Type	Required	Description
Authorization	String	Yes	User authentication token
Content-Type	String	Yes	Must be set to application/json

Request Body Structure

UpdateMetaDataReq Object

Field	Type	Required	Description	Constraints
id	Long	Yes	Metadata ID	Must be valid metadata ID
metadataName	String	No	Metadata name	Optional, maximum 50 characters
dataType	String	No	Data type	Optional, e.g., "RASTER", "VECTOR"
filePath	String	No	File path	Optional file path
fileSize	Long	No	File size	Optional file size in bytes
spatialReference	String	No	Spatial reference	Optional coordinate system
boundingBox	Object	No	Bounding box	Optional geographic bounds
resolution	Double	No	Resolution	Optional spatial resolution
bandCount	Integer	No	Band count	Optional number of bands
captureTime	String	No	Capture time	Optional timestamp

Request Body Example

{
  "id": 12345,
  "metadataName": "Updated Satellite Image Metadata",
  "dataType": "RASTER",
  "filePath": "/data/satellite/updated_image001.tif",
  "fileSize": 2048000,
  "spatialReference": "EPSG:3857",
  "boundingBox": {
    "minX": 116.5,
    "minY": 39.5,
    "maxX": 117.5,
    "maxY": 40.5
  },
  "resolution": 5.0,
  "bandCount": 4,
  "captureTime": "2024-01-02T10:00:00Z"
}

Response Body Structure

CommonResponse Object

Field	Type	Description
code	Integer	Response status code
message	String	Response message
data	Boolean	Update result, true indicates success

Response Examples

Success Response

{
  "code": 200,
  "message": "success",
  "data": true
}

Failure Response

{
  "code": 404,
  "message": "Metadata not found",
  "data": false
}

Error Code Description

Error Code	Description
200	Success
400	Request parameter error
401	Unauthorized
404	Metadata not found
500	Server internal error

Usage Instructions

1. This API is used to update existing metadata entries
2. User authentication is required
3. Metadata ID is required to identify which metadata to update
4. Only metadata owners can update their metadata
5. Returns boolean indicating update success

Notes

• Metadata ID is required and cannot be null
• Only fields that are provided will be updated
• User must have appropriate permissions to update the metadata
• User authentication token must be included in request headers