Description

The attachment infos resource returns information about attachments associated with a feature. This resource is available only if the dynamic layer has advertised that it has attachments. A dynamic layer has attachments if its hasAttachments property is true.

Each attachment info includes information about the attachment such as its id, content type, size, and name.

The attachment infos resource has 1 child resource:

• Attachment: Streams the content of an individual attachment.

Request Parameters

 {
    "id": <layerOrTableId>,
    "source": <layer source>
  }

{
  "id": 101,
  "source":
  {
    "type": "mapLayer",
    "mapLayerId": 0,
    "gdbVersion": "SDE.DynamicLayers"
  }
}

Example Usage

Attachment info for a feature (featureId 1) in a dynamic layer (existing map service layer with id 3):

https://myServer/arcgis/rest/services/Census/MapServer/dynamicLayer/1/attachments?layer={"id":101,"source":{"type":"mapLayer","mapLayerId":3}}&where=1=1&f=pjson

JSON Response Syntax

            {
 "attachmentInfos": [
  {
   "id": <attachmentId1>,
   "contentType": "<contentType1>",
   "size": <size1>,
   "name": "<name1>"
  },
  {
   "id": <attachmentId2>,
   "contentType": "<contentType2>",
   "size": <size2>,
   "name": "<name2>"
  }
 ]
}

JSON Response Example

            {
 "attachmentInfos": [
  {
   "id": 3,
   "contentType": "video/quicktime",
   "size": 397540,
   "name": "360 degree view"
  },
  {
   "id": 2,
   "contentType": "application/pdf",
   "size": 270133,
   "name": "Sales Deed"
  },
  {
   "id": 1,
   "contentType": "image/jpg",
   "size": 45325,
   "name": "Picture of the house"
  }
 ]
}