private static void verifyNamesUnique(TypeSystemData typeSystem) {
Set<String> usedNames = new HashSet<>();
for (TypeMirror type : typeSystem.getLegacyTypes()) {
String boxedName = ElementUtils.getSimpleName(typeSystem.boxType(type));
String primitiveName = ElementUtils.getSimpleName(type);
if (usedNames.contains(boxedName)) {
typeSystem.addError("Two types result in the same boxed name: %s.", boxedName);
} else if (usedNames.contains(primitiveName)) {
typeSystem.addError("Two types result in the same primitive name: %s.", primitiveName);
}
usedNames.add(boxedName);
usedNames.add(primitiveName);
}
}
private void verifyExclusiveMethodAnnotation(Template template, Class<?>... annotationTypes) {
List<ExecutableElement> methods =
ElementFilter.methodsIn(template.getTemplateType().getEnclosedElements());
for (ExecutableElement method : methods) {
List<AnnotationMirror> foundAnnotations = new ArrayList<>();
for (int i = 0; i < annotationTypes.length; i++) {
Class<?> annotationType = annotationTypes[i];
AnnotationMirror mirror =
ElementUtils.findAnnotationMirror(context.getEnvironment(), method, annotationType);
if (mirror != null) {
foundAnnotations.add(mirror);
}
}
if (foundAnnotations.size() > 1) {
List<String> annotationNames = new ArrayList<>();
for (AnnotationMirror mirror : foundAnnotations) {
annotationNames.add("@" + ElementUtils.getSimpleName(mirror.getAnnotationType()));
}
template.addError("Non exclusive usage of annotations %s.", annotationNames);
}
}
}