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Classification Nodes - Get Classification Nodes

  • Reference
Service:
Work Item Tracking
API Version:
4.1

Gets root classification nodes or list of classification nodes for a given list of nodes ids, for a given project. In case ids parameter is supplied you will get list of classification nodes for those ids. Otherwise you will get root classification nodes for this project.

GET https://dev.azure.com/{organization}/{project}/_apis/wit/classificationnodes?ids={ids}&api-version=4.1
With optional parameters: 
GET https://dev.azure.com/{organization}/{project}/_apis/wit/classificationnodes?ids={ids}&$depth={$depth}&errorPolicy={errorPolicy}&api-version=4.1

URI Parameters

Name In Required Type Description
organization
 path True

string

The name of the Azure DevOps organization.
project
 path True

string

Project ID or project name
api-version
 query True

string

Version of the API to use. This should be set to '4.1' to use this version of the api.
ids
 query True

string

array (int32)

Comma seperated integer classification nodes ids. It's not required, if you want root nodes.
$depth
 query

integer

int32

Depth of children to fetch.
errorPolicy
 query

ClassificationNodesErrorPolicy

Flag to handle errors in getting some nodes. Possible options are Fail and Omit.

Responses

Name Type Description
200 OK

WorkItemClassificationNode[]

successful operation

Security

oauth2

Type: oauth2
Flow: accessCode
Authorization URL: https://app.vssps.visualstudio.com/oauth2/authorize&response_type=Assertion
Token URL: https://app.vssps.visualstudio.com/oauth2/token?client_assertion_type=urn:ietf:params:oauth:client-assertion-type:jwt-bearer&grant_type=urn:ietf:params:oauth:grant-type:jwt-bearer

Scopes

Name Description
vso.work Grants the ability to read work items, queries, boards, area and iterations paths, and other work item tracking related metadata. Also grants the ability to execute queries and to receive notifications about work item events via service hooks.

Examples

Get classification nodes from list of ids.
Get classification nodes with errorPolicy parameter.
Get the area tree with 2 levels of children
Get the iteration tree with 2 levels of children
Get the root area tree
Get the root iteration tree

Get classification nodes from list of ids.

Sample request

GET https://dev.azure.com/fabrikam/Fabrikam-Fiber-Git/_apis/wit/classificationnodes?ids=1,3&api-version=4.1

Sample response

Status code:
200 
{
  "count": 2,
  "value": [
    {
      "id": 1,
      "identifier": "ffba9b15-c8c9-42f8-b2d2-423807d8d3fd",
      "name": "demo",
      "structureType": "iteration",
      "hasChildren": true,
      "_links": {
        "self": {
          "href": "https://dev.azure.com/fabrikam/52202911-0aa5-4f0a-9371-9ef681b0de74/_apis/wit/classificationNodes/Iterations"
        }
      },
      "url": "https://dev.azure.com/fabrikam/52202911-0aa5-4f0a-9371-9ef681b0de74/_apis/wit/classificationNodes/Iterations"
    },
    {
      "id": 3,
      "identifier": "ce814585-1e70-4869-841c-dd0e98118a0c",
      "name": "Iteration 1",
      "structureType": "iteration",
      "hasChildren": false,
      "attributes": {
        "startDate": "2018-01-15T00:00:00Z",
        "finishDate": "2018-01-31T00:00:00Z"
      },
      "_links": {
        "self": {
          "href": "https://dev.azure.com/fabrikam/52202911-0aa5-4f0a-9371-9ef681b0de74/_apis/wit/classificationNodes/Iterations/Iteration%201"
        },
        "parent": {
          "href": "https://dev.azure.com/fabrikam/52202911-0aa5-4f0a-9371-9ef681b0de74/_apis/wit/classificationNodes/Iterations"
        }
      },
      "url": "https://dev.azure.com/fabrikam/52202911-0aa5-4f0a-9371-9ef681b0de74/_apis/wit/classificationNodes/Iterations/Iteration%201"
    }
  ]
}

Get classification nodes with errorPolicy parameter.

Sample request

GET https://dev.azure.com/fabrikam/Fabrikam-Fiber-Git/_apis/wit/classificationnodes?ids=1,2&api-version=4.1

Sample response

Status code:
200 
{
  "count": 2,
  "value": [
    {
      "id": 1,
      "identifier": "ffba9b15-c8c9-42f8-b2d2-423807d8d3fd",
      "name": "demo",
      "structureType": "iteration",
      "hasChildren": true,
      "_links": {
        "self": {
          "href": "https://dev.azure.com/fabrikam/52202911-0aa5-4f0a-9371-9ef681b0de74/_apis/wit/classificationNodes/Iterations"
        }
      },
      "url": "https://dev.azure.com/fabrikam/52202911-0aa5-4f0a-9371-9ef681b0de74/_apis/wit/classificationNodes/Iterations"
    },
    null
  ]
}

Get the area tree with 2 levels of children

Sample request

GET https://dev.azure.com/fabrikam/Fabrikam-Fiber-Git/_apis/wit/classificationnodes?$depth=2&api-version=4.1

Sample response

Status code:
200 
{
  "id": 3568,
  "identifier": "7fc6fce0-105b-403c-a126-8f8212713fd7",
  "name": "Fabrikam-Fiber-Git",
  "structureType": "area",
  "hasChildren": true,
  "children": [
    {
      "id": 4482,
      "identifier": "7aebdc2d-3b54-416f-8daf-171b2dd38a7b",
      "name": "Devices",
      "structureType": "area",
      "hasChildren": true,
      "children": [
        {
          "id": 4483,
          "identifier": "c3f3c661-9a81-4925-baa3-a91b36ea77f4",
          "name": "Windows Phone",
          "structureType": "area",
          "hasChildren": false,
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas/Devices/Windows%20Phone"
        },
        {
          "id": 4484,
          "identifier": "5f00e777-9531-4931-9951-d86e18a95569",
          "name": "Surface",
          "structureType": "area",
          "hasChildren": false,
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas/Devices/Surface"
        },
        {
          "id": 4485,
          "identifier": "459a3f9f-6200-4343-8fd4-5927e01dbe93",
          "name": "iPhone",
          "structureType": "area",
          "hasChildren": false,
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas/Devices/iPhone"
        }
      ],
      "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas/Devices"
    },
    {
      "id": 4486,
      "identifier": "968dbbb1-b355-4d41-9d55-61ffe87f4699",
      "name": "Website",
      "structureType": "area",
      "hasChildren": false,
      "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas/Website"
    },
    {
      "id": 4487,
      "identifier": "fb722a2f-ebf6-4c31-959b-334dac1ed31e",
      "name": "Backend",
      "structureType": "area",
      "hasChildren": true,
      "children": [
        {
          "id": 4488,
          "identifier": "b8104791-798c-4ae8-a293-e1adbde7c10a",
          "name": "Database",
          "structureType": "area",
          "hasChildren": false,
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas/Backend/Database"
        },
        {
          "id": 4489,
          "identifier": "17115d5c-4c63-4530-80df-df6d42a2864d",
          "name": "Middle-tier",
          "structureType": "area",
          "hasChildren": false,
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas/Backend/Middle-tier"
        }
      ],
      "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas/Backend"
    }
  ],
  "_links": {
    "self": {
      "href": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas"
    }
  },
  "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas"
}

Get the iteration tree with 2 levels of children

Sample request

GET https://dev.azure.com/fabrikam/Fabrikam-Fiber-Git/_apis/wit/classificationnodes?$depth=2&api-version=4.1

Sample response

Status code:
200 
{
  "id": 3569,
  "identifier": "49cea43c-16b2-417c-a98f-65d511e3ca9d",
  "name": "Fabrikam-Fiber-Git",
  "structureType": "iteration",
  "hasChildren": true,
  "children": [
    {
      "id": 3566,
      "identifier": "6b5153a0-76f7-4aad-bd60-7dbfe3c2947d",
      "name": "Release 3",
      "structureType": "iteration",
      "hasChildren": false,
      "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations/Release%203"
    },
    {
      "id": 3571,
      "identifier": "8c80c27e-8afb-4315-9057-686a1b862ed5",
      "name": "Release 2",
      "structureType": "iteration",
      "hasChildren": false,
      "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations/Release%202"
    },
    {
      "id": 3572,
      "identifier": "92938702-f26f-4f3a-b291-67f84b16c479",
      "name": "Release 4",
      "structureType": "iteration",
      "hasChildren": false,
      "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations/Release%204"
    },
    {
      "id": 3576,
      "identifier": "395a6b4f-6488-41ee-a06a-1514405ab6f0",
      "name": "Release 1",
      "structureType": "iteration",
      "hasChildren": true,
      "children": [
        {
          "id": 3564,
          "identifier": "63d12e9d-37fd-48af-80a5-b93095705806",
          "name": "Sprint 4",
          "structureType": "iteration",
          "hasChildren": false,
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations/Release%201/Sprint%204"
        },
        {
          "id": 3565,
          "identifier": "c9206006-4362-4b16-9205-1b94d32a6fb2",
          "name": "Sprint 2",
          "structureType": "iteration",
          "hasChildren": false,
          "attributes": {
            "startDate": "2014-03-17T00:00:00Z",
            "finishDate": "2014-03-28T00:00:00Z"
          },
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations/Release%201/Sprint%202"
        },
        {
          "id": 3567,
          "identifier": "ae109273-2806-42b8-8c41-d249c7253760",
          "name": "Sprint 6",
          "structureType": "iteration",
          "hasChildren": false,
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations/Release%201/Sprint%206"
        },
        {
          "id": 3573,
          "identifier": "9fd05e41-9dc2-40b0-b826-d7dd0ab3dc24",
          "name": "Sprint 5",
          "structureType": "iteration",
          "hasChildren": false,
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations/Release%201/Sprint%205"
        },
        {
          "id": 3574,
          "identifier": "eb2bdabd-0c3c-4f55-adcc-106dcedd8528",
          "name": "Sprint 1",
          "structureType": "iteration",
          "hasChildren": false,
          "attributes": {
            "startDate": "2014-03-03T00:00:00Z",
            "finishDate": "2014-03-14T00:00:00Z"
          },
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations/Release%201/Sprint%201"
        },
        {
          "id": 3575,
          "identifier": "5b96a849-05c3-4685-bbf6-d33cc1becd6a",
          "name": "Sprint 3",
          "structureType": "iteration",
          "hasChildren": false,
          "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations/Release%201/Sprint%203"
        }
      ],
      "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations/Release%201"
    }
  ],
  "_links": {
    "self": {
      "href": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations"
    }
  },
  "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations"
}

Get the root area tree

Sample request

GET https://dev.azure.com/fabrikam/Fabrikam-Fiber-Git/_apis/wit/classificationnodes?api-version=4.1

Sample response

Status code:
200 
{
  "id": 3568,
  "identifier": "2e5e8ec1-40d1-4da1-bcca-49949b2e5607",
  "name": "Fabrikam-Fiber-Git",
  "structureType": "area",
  "hasChildren": true,
  "_links": {
    "self": {
      "href": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas"
    }
  },
  "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Areas"
}

Get the root iteration tree

Sample request

GET https://dev.azure.com/fabrikam/Fabrikam-Fiber-Git/_apis/wit/classificationnodes?api-version=4.1

Sample response

Status code:
200 
{
  "id": 3569,
  "identifier": "bfd21f76-1329-4ef8-b26d-ccc290282d4f",
  "name": "Fabrikam-Fiber-Git",
  "structureType": "iteration",
  "hasChildren": true,
  "_links": {
    "self": {
      "href": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations"
    }
  },
  "url": "https://dev.azure.com/fabrikam/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c/_apis/wit/classificationNodes/Iterations"
}

Definitions

Name Description
ClassificationNodesErrorPolicy

Flag to handle errors in getting some nodes. Possible options are Fail and Omit.
ReferenceLinks

The class to represent a collection of REST reference links.
TreeNodeStructureType

Node structure type.
WorkItemClassificationNode

Defines a classification node for work item tracking.

ClassificationNodesErrorPolicy

Flag to handle errors in getting some nodes. Possible options are Fail and Omit.

Name Type Description
fail

string

omit

string

The class to represent a collection of REST reference links.

Name Type Description
links

object

The readonly view of the links. Because Reference links are readonly, we only want to expose them as read only.

TreeNodeStructureType

Node structure type.

Name Type Description
area

string

Area type.
iteration

string

Iteration type.

WorkItemClassificationNode

Defines a classification node for work item tracking.

Name Type Description
_links

ReferenceLinks

Link references to related REST resources.
attributes

object

Dictionary that has node attributes like start/finish date for iteration nodes.
children

WorkItemClassificationNode[]

List of child nodes fetched.
hasChildren

boolean

Flag that indicates if the classification node has any child nodes.
id

integer

Integer ID of the classification node.
identifier

string

GUID ID of the classification node.
name

string

Name of the classification node.
structureType

TreeNodeStructureType

Node structure type.
url

string