String relCodingSystem = nk1.getRelationship().getNameOfCodingSystem().getValue(); if (!relCodingSystem.equals(HL7Constants.HL7_LOCAL_RELATIONSHIP)) { throw new HL7Exception(Context.getMessageSourceService().getMessage("ORUR01.error.relationshipCoding", String relIdentifier = nk1.getRelationship().getIdentifier().getValue();