Requests the number of case definitions that fulfill the query criteria. Takes the same filtering parameters as theGet Case Definitions method.

Method

GET /case-definition/count

Parameters

Name	Description
caseDefinitionId	Filter by case definition id.
caseDefinitionIdIn	Filter by case definition ids.
name	Filter by case definition name.
nameLike	Filter by case definition names that the parameter is a substring of.
deploymentId	Filter by the deployment the id belongs to.
key	Filter by case definition key, i.e., the id in the CMMN XML. Exact match.
keyLike	Filter by case definition keys that the parameter is a substring of.
category	Filter by case definition category. Exact match.
categoryLike	Filter by case definition categories that the parameter is a substring of.
version	Filter by case definition version.
latestVersion	Only include those case definitions that are latest versions. Value may only be `true`, as `false` is the default behavior.
resourceName	Filter by the name of the case definition resource. Exact match.
resourceNameLike	Filter by names of those case definition resources that the parameter is a substring of.
tenantIdIn	Filter by a comma-separated list of tenant ids. A case definition must have one of the given tenant ids.
withoutTenantId	Only include case definitions which belong to no tenant. Value may only be `true`, as `false` is the default behavior.
includeCaseDefinitionsWithoutTenantId	Include case definitions which belong to no tenant. Can be used in combination with `tenantIdIn`. Value may only be `true`, as `false` is the default behavior.

A JSON object that contains the count as the only property.

Name	Value	Description
count	Number	The number of matching case definitions.

Code	Media type	Description
200	application/json	Request successful.
400	application/json	Returned if some of the query parameters are invalid, for example if a `sortOrder` parameter is supplied, but no `sortBy`. See the Introduction for the error response format.

GET /case-definition/count?keyLike=Key&version=2

{
  "count": 1
}

原文: https://docs.camunda.org/manual/7.9/reference/rest/case-definition/get-query-count/