Constraint Descriptor : hl7ips2078 (type: ERROR, kind: Mandatory)

Constraint : hl7ips2078

Constraint Name
hl7ips2078 (type: ERROR, kind: Mandatory)
Constraint Class
IPSEntryAllergyOrIntolerance
Package
hl7ips
Description
In IPS Allergy or Intolerance, in /hl7:observation[hl7:templateId/@root='2.16.840.1.113883.10.22.4.1'], the element(s) hl7:templateId[@root='2.16.840.1.113883.10.22.4.1'] SHALL not have nullFlavor (mandatory)
OCL 
self.templateId->select((not root.oclIsUndefined()) and root='2.16.840.1.113883.10.22.4.1')->forAll(nullFlavor.oclIsUndefined())