The Kermeta language borrows concepts from languages such MOF, OCL and QVT, but also from BasicMTL, a model transformation language implemented in 2004 in the Triskell team by D. Vojtisek and F. Fondement.
Direct measures can be defined using an Operation element which can be formulated as an Object constraints language or XQuery request on a measurand.
OCL |
Object Constraint Language (OCL) as means of making queries (in-memory or to DB)
Container ships sailing for the company under the OCL banner were characterised by their green hulls with white topping, white superstructure and green funnels bearing the initials OCL in white letters.