Attachment Infos (Map Service/Dynamic Layer)

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

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

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{
  "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

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

JSON Response Example

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{
 "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"
  }
 ]
}