Examples with TypeParameters org.eclipse.ceylon.compiler.java.metadata.TypeParameters used on opensource projects

Example 31 with TypeParameters

use of org.eclipse.ceylon.compiler.java.metadata.TypeParameters in project ceylon by eclipse.

the class ClassOrInterfaceDeclarationImpl method apply.

@SuppressWarnings("unchecked")
@Override
@TypeInfo("ceylon.language.meta.model::ClassOrInterface<Type>")
@TypeParameters({ @TypeParameter("Type") })
public <Type extends Object> ceylon.language.meta.model.ClassOrInterface<Type> apply(@Ignore TypeDescriptor $reifiedType, @Name("typeArguments") @TypeInfo("ceylon.language::Sequential<ceylon.language.meta.model::Type<ceylon.language::Anything>>") @Sequenced Sequential<? extends ceylon.language.meta.model.Type<?>> typeArguments) {
    if (!getToplevel())
        throw new ceylon.language.meta.model.TypeApplicationException("Cannot apply a member declaration with no container type: use memberApply");
    List<org.eclipse.ceylon.model.typechecker.model.Type> producedTypes = Metamodel.getProducedTypes(typeArguments);
    Metamodel.checkTypeArguments(null, declaration, producedTypes);
    org.eclipse.ceylon.model.typechecker.model.Reference appliedType = declaration.appliedReference(null, producedTypes);
    Metamodel.checkReifiedTypeArgument("apply", "ClassOrInterface<$1>", Variance.OUT, appliedType.getType(), $reifiedType);
    return (ClassOrInterface<Type>) Metamodel.getAppliedMetamodel(appliedType.getType());
}

Example 32 with TypeParameters

use of org.eclipse.ceylon.compiler.java.metadata.TypeParameters in project ceylon by eclipse.

the class MemberClassImpl method getDeclaredConstructor.

@Override
@TypeParameters({ @TypeParameter(value = "Arguments", satisfies = "ceylon.language::Anything[]") })
@TypeInfo("ceylon.language.meta.model::MemberClassCallableConstructor<Container,Type,Arguments>|ceylon.language.meta.model::MemberClassValueConstructor<Container,Type>|ceylon.language::Null")
public <Arguments extends Sequential<? extends Object>> java.lang.Object getDeclaredConstructor(@Ignore TypeDescriptor $reified$Arguments, @Name("name") String name) {
    checkInit();
    final ceylon.language.meta.declaration.Declaration ctor = ((ClassDeclarationImpl) declaration).getConstructorDeclaration(name);
    if (ctor == null)
        return null;
    if (ctor instanceof CallableConstructorDeclaration) {
        if (ctor instanceof ClassWithInitializerDeclarationConstructor) {
            return new MemberClassInitializerConstructor<>(this.$reifiedContainer, this.$reifiedType, $reified$Arguments, this);
        }
        CallableConstructorDeclarationImpl callableCtor = (CallableConstructorDeclarationImpl) ctor;
        // anonymous classes don't have parameter lists
        // TypeDescriptor actualReifiedArguments = Metamodel.getTypeDescriptorForArguments(declaration.declaration.getUnit(), (Functional)callableCtor.constructor, this.producedType);
        // This is all very ugly but we're trying to make it cheaper and friendlier than just checking the full type and showing
        // implementation types to the user, such as AppliedMemberClass
        // Metamodel.checkReifiedTypeArgument("getConstructor", "Constructor<$1,$2>",
        // // this line is bullshit since it's always true, but otherwise we can't substitute the error message above :(
        // Variance.OUT, this.producedType, $reifiedType,
        // Variance.IN, Metamodel.getProducedType(actualReifiedArguments), $reifiedArguments);
        // return new AppliedConstructor<Type,Args>(this.$reifiedType, actualReifiedArguments, this, constructorType, ctor, this.instance);
        org.eclipse.ceylon.model.typechecker.model.Reference reference;
        if (callableCtor.declaration instanceof Function) {
            reference = ((Function) callableCtor.declaration).appliedTypedReference(producedType, null);
        } else if (callableCtor.declaration instanceof org.eclipse.ceylon.model.typechecker.model.Class) {
            reference = ((org.eclipse.ceylon.model.typechecker.model.Class) callableCtor.declaration).appliedReference(producedType, null);
        } else if (callableCtor.declaration instanceof org.eclipse.ceylon.model.typechecker.model.Constructor) {
            reference = ((org.eclipse.ceylon.model.typechecker.model.Constructor) callableCtor.declaration).appliedReference(producedType, null);
        } else {
            throw Metamodel.newModelError("Unexpect declaration " + callableCtor.declaration);
        }
        return new MemberClassCallableConstructorImpl<Container, Type, Sequential<? extends java.lang.Object>>($reifiedContainer, this.$reifiedType, $reified$Arguments, reference, callableCtor, this);
    } else if (ctor instanceof ValueConstructorDeclaration) {
        ValueConstructorDeclarationImpl callableCtor = (ValueConstructorDeclarationImpl) ctor;
        // org.eclipse.ceylon.model.typechecker.model.Type constructorType = callableCtor.constructor.appliedType(this.producedType, Collections.<org.eclipse.ceylon.model.typechecker.model.Type>emptyList());
        TypedDeclaration val = (TypedDeclaration) callableCtor.constructor.getContainer().getDirectMember(callableCtor.constructor.getName(), null, false);
        return new MemberClassValueConstructorImpl<Container, Type>(// <Container>
        $reifiedContainer, // <Get>
        this.$reifiedType, callableCtor, val.getTypedReference(), this);
    } else {
        throw new AssertionError("Constructor neither CallableConstructorDeclaration nor ValueConstructorDeclaration");
    }
/*checkInit();
        final FreeConstructor ctor = (FreeConstructor)((FreeClass)declaration).getConstructorDeclaration(name);
        if(ctor == null)
            return null;
        return new AppliedMemberClassConstructor($reifiedContainer, this.$reifiedType, reified$Arguments, this, ctor.constructor.appliedType(this.producedType, Collections.<org.eclipse.ceylon.model.typechecker.model.Type>emptyList()), ctor);*/
}