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package hu.bme.mit.inf.dlsreasoner.alloy.reasoner.builder
import hu.bme.mit.inf.dslreasoner.alloyLanguage.ALSMultiplicity
import hu.bme.mit.inf.dslreasoner.alloyLanguage.ALSSignatureBody
import hu.bme.mit.inf.dslreasoner.alloyLanguage.ALSSignatureDeclaration
import hu.bme.mit.inf.dslreasoner.alloyLanguage.AlloyLanguageFactory
import hu.bme.mit.inf.dslreasoner.logic.model.logiclanguage.DefinedElement
import hu.bme.mit.inf.dslreasoner.logic.model.logiclanguage.Type
import hu.bme.mit.inf.dslreasoner.logic.model.logiclanguage.TypeDefinition
import hu.bme.mit.inf.dslreasoner.logic.model.logicproblem.LogicproblemPackage
import java.util.Collection
import java.util.HashMap
import java.util.LinkedList
import java.util.List
import java.util.Map
class Logic2AlloyLanguageMapper_TypeMapperTrace_InheritanceAndHorizontal implements Logic2AlloyLanguageMapper_TypeMapperTrace {
public var ALSSignatureDeclaration objectSupperClass;
public val Map<Type, ALSSignatureDeclaration> type2ALSType = new HashMap;
public val Map<DefinedElement, ALSSignatureDeclaration> definedElement2Declaration = new HashMap
public val Map<Type, List<ALSSignatureDeclaration>> typeSelection = new HashMap
}
class Logic2AlloyLanguageMapper_TypeMapper_InheritanceAndHorizontal implements Logic2AlloyLanguageMapper_TypeMapper{
private val extension AlloyLanguageFactory factory = AlloyLanguageFactory.eINSTANCE
private val Logic2AlloyLanguageMapper_Support support = new Logic2AlloyLanguageMapper_Support;
new() {
LogicproblemPackage.eINSTANCE.class
}
override transformTypes(Collection<Type> types, Collection<DefinedElement> elements, Logic2AlloyLanguageMapper mapper, Logic2AlloyLanguageMapperTrace trace) {
if(types.exists[hasDefinedSupertype]) {
throw new UnsupportedOperationException('''Defined supertype is not supported by this type mapping!''')
} else {
val typeTrace = new Logic2AlloyLanguageMapper_TypeMapperTrace_InheritanceAndHorizontal
trace.typeMapperTrace = typeTrace
// 1. A global type for Objects is created
val objectSig = createALSSignatureDeclaration => [it.name = support.toID(#["util","Object"])]
val objectBody = createALSSignatureBody => [
it.declarations += objectSig
it.abstract = true
]
typeTrace.objectSupperClass = objectSig
trace.specification.signatureBodies += objectBody
// 2. Each type is mapped to a unique sig
for(type : types) {
val sig = createALSSignatureDeclaration => [it.name = support.toIDMultiple("type",type.name)]
val body = createALSSignatureBody => [it.declarations += sig]
body.abstract = type.isIsAbstract || (type instanceof TypeDefinition)
trace.specification.signatureBodies += body
typeTrace.type2ALSType.put(type,sig)
if(type instanceof TypeDefinition) {
val elementContainer = createALSSignatureBody => [it.multiplicity = ALSMultiplicity::ONE it.supertype = sig]
for(element : type.elements) {
val signature = createALSSignatureDeclaration => [it.name = support.toIDMultiple("element",element.name)]
elementContainer.declarations += signature
}
trace.specification.signatureBodies += elementContainer
}
typeTrace.typeSelection.put(type,new LinkedList()=>[add(sig)])
}
// 6. Each inheritance is modeled by extend keyword
for(type : types) {
if(type.supertypes.size == 1) {
val alsType = typeTrace.type2ALSType.get(type.supertypes.head)
(type.eContainer as ALSSignatureBody).supertype = alsType
} else if(type.supertypes.size > 1){
val alsMainType = typeTrace.type2ALSType.get(type.supertypes.head)
(type.eContainer as ALSSignatureBody).supertype = alsMainType
for(otherType : type.supertypes.filter[it != alsMainType]) {
typeTrace.typeSelection.get(otherType).add(typeTrace.type2ALSType.get(otherType))
}
}
}
}
}
private def boolean hasDefinedSupertype(Type type) {
if(type instanceof TypeDefinition) {
return true
} else {
if(type.supertypes.empty) return false
else return type.supertypes.exists[it.hasDefinedSupertype]
}
}
def getTypeTrace(Logic2AlloyLanguageMapperTrace trace) {
val res = trace.typeMapperTrace
if(res instanceof Logic2AlloyLanguageMapper_TypeMapperTrace_InheritanceAndHorizontal) {
return res
} else {
throw new IllegalArgumentException('''
Expected type mapping trace: «Logic2AlloyLanguageMapper_TypeMapperTrace_FilteredTypes.name»,
but found «res.class.name»''')
}
}
override transformTypeReference(Type referred, Logic2AlloyLanguageMapper mapper, Logic2AlloyLanguageMapperTrace trace) {
trace.typeTrace.typeSelection.get(referred)
}
override getUndefinedSupertype(Logic2AlloyLanguageMapperTrace trace) {
trace.typeTrace.objectSupperClass
}
override transformReference(DefinedElement referred, Logic2AlloyLanguageMapperTrace trace) {
createALSReference => [it.referred = trace.typeTrace.definedElement2Declaration.get(referred)]
}
override getUndefinedSupertypeScope(int undefinedScope, Logic2AlloyLanguageMapperTrace trace) {
return undefinedScope + trace.typeTrace.definedElement2Declaration.size
}
}
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