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Showing content from https://developers.arcgis.com/javascript/latest/api-reference/esri-portal-PortalItemResource.html below:

PortalItemResource | API Reference | ArcGIS Maps SDK for JavaScript 4.33

ESM: import PortalItemResource from "@arcgis/core/portal/PortalItemResource.js";

CDN: const PortalItemResource = await $arcgis.import("@arcgis/core/portal/PortalItemResource.js");

Class: @arcgis/core/portal/PortalItemResource

Since: ArcGIS Maps SDK for JavaScript 4.16

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declaredClass

Inherited

Property declaredClass Stringreadonly

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

Path of the resource relative to {ITEM}/resources/. Resource paths may include subfolders, but are always specified relative to the item resources endpoint.

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Adds one or more handles which are to be tied to the lifecycle of the object.

Requests the PortalItemResource data in the format specified for the responseType.

Returns true if a named group of handles exist.

Removes a group of handles owned by the object.

Updates an existing resource with new content.

addHandles

Inherited

Method addHandles(handleOrHandles, groupKey)

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

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.

fetch Method fetch(responseType, options){Promise}

Requests the PortalItemResource data in the format specified for the responseType.

Parameters

Specification

optional

Default Value: json

The format of the response.

Possible Values:"json"|"xml"|"text"|"blob"|"array-buffer"|"document"

optional

An object wih the following properties.

Specification

optional

Default Value: false

If true, the browser will send a request to the server instead of using the browser's local cache. If false, the browser's default cache handling will be used.

optional

Signal object that can be used to abort the asynchronous task. The returned promise will be rejected with an Error named AbortError when an abort is signaled. See also AbortController for more information on how to construct a controller that can be used to deliver abort signals.

Returns

Type Description Promise When resolved, returns the requested data.

hasHandles

Inherited

Method hasHandles(groupKey){Boolean}

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)

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");

update Method update(content, options){Promise}

Updates an existing resource with new content.

Parameters

Specification

The resource content.

optional

An object wih the following properties.

Specification

optional

Default Value: "inherit"

Indicates the level of access to the resource. The default is "inherit" which causes the resource to have the same access level as the owning item.

Possible Values:"inherit"|"private"

optional

Signal object that can be used to abort the asynchronous task. The returned promise will be rejected with an Error named AbortError when an abort is signaled. See also AbortController for more information on how to construct a controller that can be used to deliver abort signals.

Returns

Type Description Promise When resolved, returns the PortalItemResource.

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