AttachmentInfo | API Reference | ArcGIS Maps SDK for JavaScript 4.33

See also

Constructors

AttachmentInfo Constructor new AttachmentInfo(properties)

Parameter

properties Object

optional

See the properties for a list of all the properties that may be passed into the constructor.

Property Overview

Any properties can be set, retrieved or listened to. See the Watch for changes topic.

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Type	Summary	Class
String	The content type of the attachment.	AttachmentInfo
String	The name of the class.	Accessor
ExifInfo []\|null\|undefined	An array of ExifInfo for the attachment.	AttachmentInfo
String	The global identifier for the attachment.	AttachmentInfo
Number	The identifier for the attachment.	AttachmentInfo
String	Keywords used for the attachments.	AttachmentInfo
String	String value indicating the name of the file attachment.	AttachmentInfo
OrientationInfo	The OrientationInfo for the attachment.	AttachmentInfo
String\|null\|undefined	The parent or the feature global id of the attachment.	AttachmentInfo
Number\|String\|null\|undefined	The parent or the feature object id of the attachment.	AttachmentInfo
Number	The file size of the attachment.	AttachmentInfo
String\|null\|undefined	The URL of the attachment.	AttachmentInfo

Property Details

contentType Property contentType String

The content type of the attachment. For example, 'image/jpeg'. See the ArcGIS REST API documentation for more information on supported attachment types.

declaredClass Inherited Property declaredClass Stringreadonly Inherited from Accessor

The name of the class. The declared class name is formatted as esri.folder.className.

exifInfo Property exifInfo ExifInfo[] |null |undefined

An array of ExifInfo for the attachment.

globalId Property globalId String

The global identifier for the attachment.

id Property id Number

The identifier for the attachment.

keywords Property keywords String

Keywords used for the attachments.

name Property name String

String value indicating the name of the file attachment.

orientationInfo Property orientationInfo OrientationInforeadonly

The OrientationInfo for the attachment. This is derived from the exifInfo. In order to read this, you must first set the attachment query's returnMetadata to true to get the exif info associated with the attachment.

parentGlobalId Property parentGlobalId String |null |undefined

The parent or the feature global id of the attachment.

parentObjectId Property parentObjectId Number |String |null |undefined

The parent or the feature object id of the attachment.

size Property size Number

The file size of the attachment. This is specified in bytes.

url Property url String |null |undefined

The URL of the attachment.

Method Overview

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Return Type	Summary	Class
	Adds one or more handles which are to be tied to the lifecycle of the object.	Accessor
AttachmentInfo	Creates a deep clone of the AttachmentInfo class.	AttachmentInfo
*\|null\|undefined	Creates a new instance of this class and initializes it with values from a JSON object generated from an ArcGIS product.	AttachmentInfo
Boolean	Returns true if a named group of handles exist.	Accessor
	Removes a group of handles owned by the object.	Accessor
Object	Converts an instance of this class to its ArcGIS portal JSON representation.	AttachmentInfo

Method Details

addHandles Inherited Method addHandles(handleOrHandles, groupKey) Inherited from Accessor Since: ArcGIS Maps SDK for JavaScript 4.25 Accessor since 4.0, addHandles added at 4.25.

Adds one or more handles which are to be tied to the lifecycle of the object. The handles will be removed when the object is destroyed.

// Manually manage handles
const handle = reactiveUtils.when(
  () => !view.updating,
  () => {
    wkidSelect.disabled = false;
  },
  { once: true }
);

this.addHandles(handle);

// Destroy the object
this.destroy();

Parameters

handleOrHandles WatchHandle|WatchHandle []

Handles marked for removal once the object is destroyed.

groupKey *

optional

Key identifying the group to which the handles should be added. All the handles in the group can later be removed with Accessor.removeHandles(). If no key is provided the handles are added to a default group.

clone Method clone(){AttachmentInfo}

Creates a deep clone of the AttachmentInfo class.

Returns

Type	Description
AttachmentInfo	A deep clone of the AttachmentInfo instance.

fromJSON Method fromJSON(json){* |null |undefined}static

Creates a new instance of this class and initializes it with values from a JSON object generated from an ArcGIS product. The object passed into the input json parameter often comes from a response to a query operation in the REST API or a toJSON() method from another ArcGIS product. See the Using fromJSON() topic in the Guide for details and examples of when and how to use this function.

Parameter

json Object

A JSON representation of the instance in the ArcGIS format. See the ArcGIS REST API documentation for examples of the structure of various input JSON objects.

Returns

Type	Description
* \| null \| undefined	Returns a new instance of this class.

hasHandles Inherited Method hasHandles(groupKey){Boolean} Inherited from Accessor Since: ArcGIS Maps SDK for JavaScript 4.25 Accessor since 4.0, hasHandles added at 4.25.

Returns true if a named group of handles exist.

Parameter

groupKey *

optional

A group key.

Returns

Type	Description
Boolean	Returns `true` if a named group of handles exist.

Example

// Remove a named group of handles if they exist.
if (obj.hasHandles("watch-view-updates")) {
  obj.removeHandles("watch-view-updates");
}

removeHandles Inherited Method removeHandles(groupKey) Inherited from Accessor Since: ArcGIS Maps SDK for JavaScript 4.25 Accessor since 4.0, removeHandles added at 4.25.

Removes a group of handles owned by the object.

Parameter

groupKey *

optional

A group key or an array or collection of group keys to remove.

Example

obj.removeHandles(); // removes handles from default group

obj.removeHandles("handle-group");
obj.removeHandles("other-handle-group");

toJSON Method toJSON(){Object}

Converts an instance of this class to its ArcGIS portal JSON representation. See the Using fromJSON() guide topic for more information.

Returns

Type	Description
Object	The ArcGIS portal JSON representation of an instance of this class.

Type Definitions

ExifInfo Type Definition ExifInfo

An array of Exchangeable image file format information for the attachment. You must set the attachment query's returnMetadata to true to get the exif info associated with the attachment.

Properties

name String

optional

The file name.

tags Object []

optional

Array of tag objects containing the following properties:

Specification: name String

The tag name.

description String

The tag description.

value *

The value of the tag.

OrientationInfo Type Definition OrientationInfo

An object containing properties specific to the orientation of an image attachment. This information is stored within the attachment's exifInfo. In order to read this, you must first set the attachment query's returnMetadata to true to get the exif info associated with the attachment.

Properties: id Number

optional
The identifier for the orientation info.

rotation Number

optional
The rotation value for the attached image.

mirrored Boolean

optional
Indicates whether the image displays mirrored.