definitions:
  schemas:
    PolicyChangeNotification:
      description: >
        This type represents a notification about policy change. It shall comply with the provisions
        defined in table 5.6.2.7-1.
        This notification shall be triggered by the API producer when a policy has been changed as
        the result of an operation of creating, transferring, deleting or modifying a policy.
      type: object
      properties:
        id:
          description: >
            Identifier of this notification. If a notification is sent multiple times due to multiple
            subscriptions, the "id" attribute of all these notifications shall have the same value.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/Identifier"
        notificationType:
          description: >
            Discriminator for the different notification types. Shall be set to "PolicyChangeNotification"
            for this notification type.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/String"
        subscriptionId:
          description: >
            Identifier of the subscription that this notification relates to.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/Identifier"
        timeStamp:
          description: >
            Date and time of the generation of the notification.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/DateTime"
        policyId:
          description: >
            Identifier of the policy.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/Identifier"
        affectedVersion:
          description: >
            Affected version of the policy.
            The value is the version identifier in the URI when a particular version of the policy
            is transferred or deleted, or the selected version of the policy when the policy is
            activated/deactivated/modified.
            Shall be present when a particular version of the policy is impacted by the policy
            management operation.
            Shall be absent otherwise.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/Version"
        previousSelectedVersion:
          description: >
            The previous selected version of the policy.
            Shall be present when another version of the policy has been selected.
            Shall be absent otherwise.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/Version"
        policyModifications:
          description: >
            Information about the modifications of the policy. Shall be present when the changeType
            equals to "MODIFY_POLICY". Shall be absent otherwise.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/PolicyModifications"
        changeType:
          description: >
            Policy management operation that cause the change of the policy.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/PolicyOperationType"
        _links:
          description: >
            Links to resources related to this notification.
          type: object
          properties:
            subscription:
              description: >
                Link to the related subscription.
              $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/NotificationLink"
            objectInstance:
              description: >
                Link to the resource representing the policies to which the notified change applies.
                Shall be present if the policy is accessible as a resource.
              $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/NotificationLink"
          required:
            - subscription
      required:
        - id
        - notificationType
        - subscriptionId
        - timeStamp
        - policyId
        - changeType
        - _links

    PolicyConflictNotification:
      description: >
        This type represents a notification about policy conflict. It shall comply with the provisions
        defined in table 5.6.2.8-1.
        This notification shall be triggered by the API producer when a policy conflict is detected,
        and any of the policies specified in an associated notification subscription is impacted
        by the conflict.
      type: object
      properties:
        id:
          description: >
            Identifier of this notification. If a notification is sent multiple times due to multiple
            subscriptions, the "id" attribute of all these notifications shall have the same value.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/Identifier"
        notificationType:
          description: >
            Discriminator for the different notification types. Shall be set to "PolicyConflictNotification"
            for this notification type.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/String"
        subscriptionId:
          description: >
            Identifier of the subscription that this notification relates to.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/Identifier"
        timeStamp:
          description: >
            Date and time of the generation of the notification.
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/DateTime"
        policyIds:
          description: >
            Identifiers of the conflicting policies.
            The policy identifier and the corresponding selected version are mapped by the order
            in the array.
          type: array
          items:
            $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/Identifier"
          minItems: 2
        selectedVersions:
          description: >
            Selected versions of the conflicting policies.
            The policy identifier and the corresponding selected version are mapped by the order
            in the array.
          type: array
          items:
            $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/Version"
          minItems: 2
        conflictDescription:
          description: >
            Description of the detected policy conflicts, e.g. conflicting events, conditions
            or actions among the policies
          $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/String"
        _links:
          description: >
            Links to resources related to this notification.
          type: object
          properties:
            subscription:
              description: >
                Link to the related subscription.
              $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/NotificationLink"
            objectInstances:
              description: >
                Link to the resources representing the policies to which the notified conflict applies.
              type: array
              items:
                $ref: "../../definitions/SOL012_def.yaml#/definitions/schemas/NotificationLink"
              minItems: 2
          required:
            - subscription
            - objectInstances
      required:
        - id
        - notificationType
        - subscriptionId
        - timeStamp
        - policyIds
        - selectedVersions
        - conflictDescription
        - _links