L0 = <http://www.simantics.org/Layer0-1.1>


// Templates

L0.new : L0.Template 
    L0.HasDescription "A builtin template that is only used in graph compilation."
L0.loadBytes : L0.Template 
    L0.HasDescription "A builtin template that is only used in graph compilation."
L0.loadString : L0.Template 
    L0.HasDescription "A builtin template that is only used in graph compilation."
L0.loadDataValue : L0.Template 
    L0.HasDescription "A builtin template that is only used in graph compilation."        

// Literal types   
L0.Graph <T L0.Literal
    @L0.assert L0.HasDataType ${
        resourceCount : Integer,
        extensions : Map(String, Variant),
        identities : {
            resource : Integer,
            definition : 
              | Root { name : String, type : String }
              | External { parent : Integer, name : String }
              | Optional { parent : Integer, name : String }
              | Internal { parent : Integer, name : String }
        }[],
        statements : Integer[],
        values : { resource : Integer, value : Variant }[]
    }
    
L0.Ontology    
    >-- L0.HasResourceClass --> L0.String <R L0.HasProperty
        L0.HasDescription "A Java classname for a file containing selected resources from ontology."
    
L0.Template <T L0.Entity
    L0.HasDescription """Template defines a subgraph. Instances can be adapted to org.simantics.db.layer0.adapter.Template"""
    >-- L0.HasTemplate --> L0.Graph <R L0.HasProperty : L0.FunctionalRelation
    >-- L0.HasTemplateParameters --> L0.StringArray <R L0.HasProperty : L0.TotalFunction
    @L0.singleProperty L0.HasTemplate
    @L0.singleProperty L0.HasTemplateParameters