private void doMoveClass(PsiSubstitutor substitutor, MemberInfo info) {
PsiElementFactory elementFactory = JavaPsiFacade.getElementFactory(myProject);
PsiClass aClass = (PsiClass) info.getMember();
if (Boolean.FALSE.equals(info.getOverrides())) {
final PsiReferenceList sourceReferenceList = info.getSourceReferenceList();
LOG.assertTrue(sourceReferenceList != null);
PsiJavaCodeReferenceElement ref =
mySourceClass.equals(sourceReferenceList.getParent())
? RefactoringUtil.removeFromReferenceList(sourceReferenceList, aClass)
: RefactoringUtil.findReferenceToClass(sourceReferenceList, aClass);
if (ref != null && !myTargetSuperClass.isInheritor(aClass, false)) {
RefactoringUtil.replaceMovedMemberTypeParameters(
ref, PsiUtil.typeParametersIterable(mySourceClass), substitutor, elementFactory);
final PsiReferenceList referenceList =
myIsTargetInterface
? myTargetSuperClass.getExtendsList()
: myTargetSuperClass.getImplementsList();
assert referenceList != null;
referenceList.add(ref);
}
} else {
RefactoringUtil.replaceMovedMemberTypeParameters(
aClass, PsiUtil.typeParametersIterable(mySourceClass), substitutor, elementFactory);
fixReferencesToStatic(aClass);
final PsiMember movedElement =
(PsiMember)
myTargetSuperClass.add(
convertClassToLanguage(aClass, myTargetSuperClass.getLanguage()));
myMembersAfterMove.add(movedElement);
aClass.delete();
}
}
@NotNull
public static PsiClassType[] getImplementsListTypes(@NotNull PsiClass psiClass) {
final PsiReferenceList extendsList = psiClass.getImplementsList();
if (extendsList != null) {
return extendsList.getReferencedTypes();
}
return PsiClassType.EMPTY_ARRAY;
}
private static void findClassUsages(
final PsiClass psiClass,
final PsiElement[] allElementsToDelete,
final List<UsageInfo> usages) {
final boolean justPrivates = containsOnlyPrivates(psiClass);
final String qualifiedName = psiClass.getQualifiedName();
final boolean annotationType = psiClass.isAnnotationType() && qualifiedName != null;
ReferencesSearch.search(psiClass)
.forEach(
reference -> {
final PsiElement element = reference.getElement();
if (!isInside(element, allElementsToDelete)) {
PsiElement parent = element.getParent();
if (parent instanceof PsiReferenceList) {
final PsiElement pparent = parent.getParent();
if (pparent instanceof PsiClass
&& element instanceof PsiJavaCodeReferenceElement) {
final PsiClass inheritor = (PsiClass) pparent;
// If psiClass contains only private members, then it is safe to remove it and
// change inheritor's extends/implements accordingly
if (justPrivates) {
if (parent.equals(inheritor.getExtendsList())
|| parent.equals(inheritor.getImplementsList())) {
usages.add(
new SafeDeleteExtendsClassUsageInfo(
(PsiJavaCodeReferenceElement) element, psiClass, inheritor));
return true;
}
}
}
}
LOG.assertTrue(element.getTextRange() != null);
final PsiFile containingFile = psiClass.getContainingFile();
boolean sameFileWithSingleClass = false;
if (containingFile instanceof PsiClassOwner) {
final PsiClass[] classes = ((PsiClassOwner) containingFile).getClasses();
sameFileWithSingleClass =
classes.length == 1
&& classes[0] == psiClass
&& element.getContainingFile() == containingFile;
}
final boolean safeDelete = sameFileWithSingleClass || isInNonStaticImport(element);
if (annotationType && parent instanceof PsiAnnotation) {
usages.add(
new SafeDeleteAnnotation((PsiAnnotation) parent, psiClass, safeDelete));
} else {
usages.add(
new SafeDeleteReferenceJavaDeleteUsageInfo(element, psiClass, safeDelete));
}
}
return true;
});
}
@Nullable
private static PsiReferenceParameterList findTypeArgumentsList(
final PsiClass superClass, final PsiClass derivedClass) {
PsiReferenceParameterList referenceParameterList = null;
if (derivedClass instanceof PsiAnonymousClass) {
referenceParameterList =
((PsiAnonymousClass) derivedClass).getBaseClassReference().getParameterList();
} else {
final PsiReferenceList implementsList = derivedClass.getImplementsList();
if (implementsList != null) {
referenceParameterList = extractReferenceParameterList(superClass, implementsList);
}
if (referenceParameterList == null) {
final PsiReferenceList extendsList = derivedClass.getExtendsList();
if (extendsList != null) {
referenceParameterList = extractReferenceParameterList(superClass, extendsList);
}
}
}
return referenceParameterList;
}
private static List<PsiClassType> getSuperTypes(PsiClass clazz) {
if (clazz instanceof GrTypeDefinition) {
final GrExtendsClause elist = ((GrTypeDefinition) clazz).getExtendsClause();
final GrImplementsClause ilist = ((GrTypeDefinition) clazz).getImplementsClause();
if (elist == null && ilist == null) return ContainerUtil.emptyList();
final ArrayList<PsiClassType> types = new ArrayList<PsiClassType>();
if (elist != null) ContainerUtil.addAll(types, elist.getReferencedTypes());
if (ilist != null) ContainerUtil.addAll(types, ilist.getReferencedTypes());
return types;
} else {
final PsiReferenceList elist = clazz.getExtendsList();
final PsiReferenceList ilist = clazz.getImplementsList();
if (elist == null && ilist == null) return ContainerUtil.emptyList();
final ArrayList<PsiClassType> types = new ArrayList<PsiClassType>();
if (elist != null) ContainerUtil.addAll(types, elist.getReferencedTypes());
if (ilist != null) ContainerUtil.addAll(types, ilist.getReferencedTypes());
return types;
}
}