/* @Nullable */
private ArrayTypeReference doTryConvertToArray(
ParameterizedTypeReference typeReference, RecursionGuard<JvmTypeParameter> recursionGuard) {
JvmType type = typeReference.getType();
if (recursionGuard.tryNext((JvmTypeParameter) type)) {
List<LightweightTypeReference> superTypes = typeReference.getSuperTypes();
for (int i = 0, size = superTypes.size(); i < size; i++) {
LightweightTypeReference superType = superTypes.get(i);
if (superType.isArray()) {
return (ArrayTypeReference) superType;
}
ArrayTypeReference result = doTryConvertToArray(typeReference);
if (result != null) {
return result;
} else {
JvmType rawSuperType = superType.getType();
if (rawSuperType != null
&& rawSuperType.eClass() == TypesPackage.Literals.JVM_TYPE_PARAMETER) {
result = doTryConvertToArray((ParameterizedTypeReference) superType, recursionGuard);
if (result != null) return result;
}
}
}
}
return null;
}
public LightweightTypeReference convertToList(ArrayTypeReference type) {
LightweightTypeReference componentType = type.getComponentType();
LightweightTypeReference wrapper = componentType.getWrapperTypeIfPrimitive();
ITypeReferenceOwner owner = type.getOwner();
JvmType listType =
type.getServices()
.getTypeReferences()
.findDeclaredType(List.class, owner.getContextResourceSet());
if (listType == null) {
return owner.newUnknownTypeReference(List.class.getName());
}
ParameterizedTypeReference result = owner.newParameterizedTypeReference(listType);
result.addTypeArgument(wrapper);
return result;
}
/* @Nullable */
public ArrayTypeReference tryConvertToArray(ParameterizedTypeReference typeReference) {
ArrayTypeReference result = doTryConvertToArray(typeReference);
if (result != null) {
return result;
} else {
JvmType type = typeReference.getType();
if (type.eClass() == TypesPackage.Literals.JVM_TYPE_PARAMETER) {
return doTryConvertToArray(typeReference, new RecursionGuard<JvmTypeParameter>());
}
}
return null;
}
/* @Nullable */
private ArrayTypeReference doTryConvertToArray(ParameterizedTypeReference typeReference) {
LightweightTypeReference parameterizedIterable = typeReference.getSuperType(Iterable.class);
if (parameterizedIterable != null) {
ITypeReferenceOwner owner = typeReference.getOwner();
if (parameterizedIterable.isRawType()) {
// return Object[]
List<LightweightTypeReference> superTypes = parameterizedIterable.getSuperTypes();
if (superTypes.isEmpty()) {
return null;
}
LightweightTypeReference objectType = superTypes.get(0);
ArrayTypeReference array = owner.newArrayTypeReference(objectType);
return array;
} else {
LightweightTypeReference componentType =
parameterizedIterable.getTypeArguments().get(0).getUpperBoundSubstitute();
ArrayTypeReference array = owner.newArrayTypeReference(componentType);
return array;
}
}
return null;
}
