private Set<TypeElement> getMappers(
final Set<? extends TypeElement> annotations, final RoundEnvironment roundEnvironment) {
Set<TypeElement> mapperTypes = new HashSet<TypeElement>();
for (TypeElement annotation : annotations) {
// Indicates that the annotation's type isn't on the class path of the compiled
// project. Let the compiler deal with that and print an appropriate error.
if (annotation.getKind() != ElementKind.ANNOTATION_TYPE) {
continue;
}
try {
Set<? extends Element> annotatedMappers =
roundEnvironment.getElementsAnnotatedWith(annotation);
for (Element mapperElement : annotatedMappers) {
TypeElement mapperTypeElement = asTypeElement(mapperElement);
// on some JDKs, RoundEnvironment.getElementsAnnotatedWith( ... ) returns types with
// annotations unknown to the compiler, even though they are not declared Mappers
if (mapperTypeElement != null && MapperPrism.getInstanceOn(mapperTypeElement) != null) {
mapperTypes.add(mapperTypeElement);
}
}
} catch (Throwable t) { // whenever that may happen, but just to stay on the save side
handleUncaughtError(annotation, t);
continue;
}
}
return mapperTypes;
}
private List<MapperReference> initReferencedMappers(
TypeElement element, MapperConfiguration mapperConfig) {
List<MapperReference> result = new LinkedList<MapperReference>();
List<String> variableNames = new LinkedList<String>();
for (TypeMirror usedMapper : mapperConfig.uses()) {
DefaultMapperReference mapperReference =
DefaultMapperReference.getInstance(
typeFactory.getType(usedMapper),
MapperPrism.getInstanceOn(typeUtils.asElement(usedMapper)) != null,
typeFactory,
variableNames);
result.add(mapperReference);
variableNames.add(mapperReference.getVariableName());
}
return result;
}
public static MapperConfiguration getInstanceOn(Element e) {
return new MapperConfiguration(MapperPrism.getInstanceOn(e));
}