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Add Attachment (Operation)
URL http://<featureservicefeature-url>/addAttachment (POST only)
Parent Resource Feature

Description

This operation adds an attachment to the associated feature (POST only). The add attachment operation is performed on a feature service feature resource.

Since this request uploads a file, it must be a multi-part request as per IETF RFC1867.

This operation is available only if the layer has advertised that it has attachments. A layer has attachments if its hasAttachments property is true.

The result of this operation is an edit result. The edit result indicates if the edit was successful or not. If not, it also includes an error code and an error description. If successful, the objectId of the result is the ID of the new attachment.

You can provide arguments to the add attachment operation as query parameters defined in the parameters table below.

Parameters

Parameter Details
f Description: The response format. The default response format is html.

Values: html | json
attachment Description: The file to be uploaded as a new feature attachment.

The content type, size and name of the attachment will be derived from the uploaded file.

Example Usage

Example 1: Add an attachment using the add attachment operation on a feature service feature resource. In this sample URL the add attachment operation is performed on feature id 818654 belonging to layer 0 of the 311Incidents FeatureService

http://sampleserver3.arcgisonline.com/ArcGIS/rest/services/SanFrancisco/311Incidents/FeatureServer/0/818654/addAttachment

The input parameter attachment to this operation is a file.

JSON Response Syntax

{
  "addAttachmentResult": {
    "objectId" : <attachmentId>,
    "globalId" : <globalId>,
    "success" : <true | false>,
    "error" : { //only if success is false
      "code" : <code1>,
      "description" : "<description>",
    }
  }
}

JSON Response Example

{
  "addAttachmentResult": {
    "objectId" : 58,
    "globalId" : null,
    "success" : true
  }
}