public static MultiMap<PsiElement, String> checkConflicts(
final MemberInfoBase<? extends PsiMember>[] infos,
@NotNull final PsiClass subclass,
@Nullable PsiClass superClass,
@NotNull final PsiPackage targetPackage,
@NotNull PsiDirectory targetDirectory,
final InterfaceContainmentVerifier interfaceContainmentVerifier,
boolean movedMembers2Super) {
final Set<PsiMember> movedMembers = new HashSet<PsiMember>();
final Set<PsiMethod> abstractMethods = new HashSet<PsiMethod>();
final boolean isInterfaceTarget;
final PsiElement targetRepresentativeElement;
if (superClass != null) {
isInterfaceTarget = superClass.isInterface();
targetRepresentativeElement = superClass;
} else {
isInterfaceTarget = false;
targetRepresentativeElement = targetDirectory;
}
for (MemberInfoBase<? extends PsiMember> info : infos) {
PsiMember member = info.getMember();
if (member instanceof PsiMethod) {
if (!info.isToAbstract() && !isInterfaceTarget) {
movedMembers.add(member);
} else {
abstractMethods.add((PsiMethod) member);
}
} else {
movedMembers.add(member);
}
}
final MultiMap<PsiElement, String> conflicts = new MultiMap<PsiElement, String>();
final Set<PsiMethod> abstrMethods = new HashSet<PsiMethod>(abstractMethods);
if (superClass != null) {
for (PsiMethod method : subclass.getMethods()) {
if (!movedMembers.contains(method) && !method.hasModifierProperty(PsiModifier.PRIVATE)) {
if (method.findSuperMethods(superClass).length > 0) {
abstrMethods.add(method);
}
}
}
}
RefactoringConflictsUtil.analyzeAccessibilityConflicts(
movedMembers,
superClass,
conflicts,
VisibilityUtil.ESCALATE_VISIBILITY,
targetRepresentativeElement,
abstrMethods);
if (superClass != null) {
if (movedMembers2Super) {
checkSuperclassMembers(superClass, infos, conflicts);
if (isInterfaceTarget) {
checkInterfaceTarget(infos, conflicts);
}
} else {
final String qualifiedName = superClass.getQualifiedName();
assert qualifiedName != null;
if (superClass.hasModifierProperty(PsiModifier.PACKAGE_LOCAL)) {
if (!Comparing.strEqual(
StringUtil.getPackageName(qualifiedName), targetPackage.getQualifiedName())) {
conflicts.putValue(
superClass,
RefactoringUIUtil.getDescription(superClass, true)
+ " won't be accessible from "
+ RefactoringUIUtil.getDescription(targetPackage, true));
}
}
}
}
// check if moved methods use other members in the classes between Subclass and Superclass
List<PsiElement> checkModuleConflictsList = new ArrayList<PsiElement>();
for (PsiMember member : movedMembers) {
if (member instanceof PsiMethod
|| member instanceof PsiClass && !(member instanceof PsiCompiledElement)) {
ClassMemberReferencesVisitor visitor =
movedMembers2Super
? new ConflictingUsagesOfSubClassMembers(
member,
movedMembers,
abstractMethods,
subclass,
superClass,
superClass != null ? null : targetPackage,
conflicts,
interfaceContainmentVerifier)
: new ConflictingUsagesOfSuperClassMembers(
member, subclass, targetPackage, movedMembers, conflicts);
member.accept(visitor);
}
ContainerUtil.addIfNotNull(checkModuleConflictsList, member);
}
for (final PsiMethod method : abstractMethods) {
ContainerUtil.addIfNotNull(checkModuleConflictsList, method.getParameterList());
ContainerUtil.addIfNotNull(checkModuleConflictsList, method.getReturnTypeElement());
ContainerUtil.addIfNotNull(checkModuleConflictsList, method.getTypeParameterList());
}
RefactoringConflictsUtil.analyzeModuleConflicts(
subclass.getProject(),
checkModuleConflictsList,
new UsageInfo[0],
targetRepresentativeElement,
conflicts);
final String fqName = subclass.getQualifiedName();
final String packageName;
if (fqName != null) {
packageName = StringUtil.getPackageName(fqName);
} else {
final PsiFile psiFile = PsiTreeUtil.getParentOfType(subclass, PsiFile.class);
if (psiFile instanceof PsiClassOwner) {
packageName = ((PsiClassOwner) psiFile).getPackageName();
} else {
packageName = null;
}
}
final boolean toDifferentPackage =
!Comparing.strEqual(targetPackage.getQualifiedName(), packageName);
for (final PsiMethod abstractMethod : abstractMethods) {
abstractMethod.accept(
new ClassMemberReferencesVisitor(subclass) {
@Override
protected void visitClassMemberReferenceElement(
PsiMember classMember, PsiJavaCodeReferenceElement classMemberReference) {
if (classMember != null && willBeMoved(classMember, movedMembers)) {
boolean isAccessible = false;
if (classMember.hasModifierProperty(PsiModifier.PRIVATE)) {
isAccessible = true;
} else if (classMember.hasModifierProperty(PsiModifier.PACKAGE_LOCAL)
&& toDifferentPackage) {
isAccessible = true;
}
if (isAccessible) {
String message =
RefactoringUIUtil.getDescription(abstractMethod, false)
+ " uses "
+ RefactoringUIUtil.getDescription(classMember, true)
+ " which won't be accessible from the subclass.";
message = CommonRefactoringUtil.capitalize(message);
conflicts.putValue(classMember, message);
}
}
}
});
if (abstractMethod.hasModifierProperty(PsiModifier.PACKAGE_LOCAL) && toDifferentPackage) {
if (!isInterfaceTarget) {
String message =
"Can't make "
+ RefactoringUIUtil.getDescription(abstractMethod, false)
+ " abstract as it won't be accessible from the subclass.";
message = CommonRefactoringUtil.capitalize(message);
conflicts.putValue(abstractMethod, message);
}
}
}
return conflicts;
}
public void checkTargetClassConflicts(
final PsiClass targetClass, final boolean checkStatic, final PsiElement context) {
if (targetClass != null) {
for (final PsiMember movedMember : myMovedMembers) {
checkMemberPlacementInTargetClassConflict(targetClass, movedMember);
movedMember.accept(
new JavaRecursiveElementWalkingVisitor() {
@Override
public void visitMethodCallExpression(PsiMethodCallExpression expression) {
super.visitMethodCallExpression(expression);
if (expression.getMethodExpression().getQualifierExpression()
instanceof PsiSuperExpression) {
final PsiMethod resolvedMethod = expression.resolveMethod();
if (resolvedMethod != null) {
final PsiClass resolvedClass = resolvedMethod.getContainingClass();
if (resolvedClass != null) {
if (myClass.isInheritor(resolvedClass, true)) {
final PsiMethod methodBySignature =
myClass.findMethodBySignature(resolvedMethod, false);
if (methodBySignature != null
&& !myMovedMembers.contains(methodBySignature)) {
myConflicts.putValue(
expression, "Super method call will resolve to another method");
}
}
}
}
}
}
});
}
}
Members:
for (PsiMember member : myMovedMembers) {
for (PsiReference ref : ReferencesSearch.search(member, member.getResolveScope(), false)) {
final PsiElement element = ref.getElement();
if (element instanceof PsiReferenceExpression) {
final PsiReferenceExpression referenceExpression = (PsiReferenceExpression) element;
final PsiExpression qualifier = referenceExpression.getQualifierExpression();
if (qualifier != null) {
final PsiType qualifierType = qualifier.getType();
PsiClass aClass = null;
if (qualifierType instanceof PsiClassType) {
aClass = ((PsiClassType) qualifierType).resolve();
} else {
if (!checkStatic) continue;
if (qualifier instanceof PsiReferenceExpression) {
final PsiElement resolved = ((PsiReferenceExpression) qualifier).resolve();
if (resolved instanceof PsiClass) {
aClass = (PsiClass) resolved;
}
}
}
if (!InheritanceUtil.isInheritorOrSelf(aClass, targetClass, true)) {
myConflicts.putValue(
referenceExpression,
RefactoringBundle.message(
"pushed.members.will.not.be.visible.from.certain.call.sites"));
break Members;
}
}
}
}
}
// RefactoringConflictsUtil.analyzeAccessibilityConflicts(myMovedMembers, targetClass,
// myConflicts, null, context, myAbstractMembers);
}
