private synchronized void assertAllPointersDisposed() {
for (Map.Entry<VirtualFilePointerListener, FilePointerPartNode> entry : myPointers.entrySet()) {
FilePointerPartNode root = entry.getValue();
ArrayList<FilePointerPartNode> left = new ArrayList<FilePointerPartNode>();
root.getPointersUnder(null, false, "", left);
if (!left.isEmpty()) {
VirtualFilePointerImpl p = left.get(0).leaf;
try {
p.throwDisposalError("Not disposed pointer: " + p);
} finally {
for (FilePointerPartNode pair : left) {
VirtualFilePointerImpl pointer = pair.leaf;
pointer.dispose();
}
}
}
}
synchronized (myContainers) {
if (!myContainers.isEmpty()) {
VirtualFilePointerContainerImpl container = myContainers.iterator().next();
container.throwDisposalError("Not disposed container");
}
}
}
@NotNull
private VirtualFilePointerImpl getOrCreate(
@NotNull Disposable parentDisposable,
@Nullable VirtualFilePointerListener listener,
@NotNull String path,
@NotNull Pair<VirtualFile, String> fileAndUrl) {
FilePointerPartNode root = myPointers.get(listener);
FilePointerPartNode node;
if (root == null) {
root = new FilePointerPartNode(path, null, fileAndUrl);
myPointers.put(listener, root);
node = root;
} else {
node = root.findPointerOrCreate(path, 0, fileAndUrl);
}
VirtualFilePointerImpl pointer;
if (node.leaf == null) {
pointer = new VirtualFilePointerImpl(listener, parentDisposable, fileAndUrl);
node.associate(pointer, fileAndUrl);
} else {
pointer = node.leaf;
}
pointer.myNode.incrementUsageCount(1);
root.checkConsistency();
return pointer;
}
@TestOnly
int numberOfPointers() {
int number = 0;
for (FilePointerPartNode root : myPointers.values()) {
number = root.getPointersUnder();
}
return number;
}
private void addAllPointers(@NotNull Collection<VirtualFilePointerImpl> pointers) {
List<FilePointerPartNode> out = new ArrayList<FilePointerPartNode>();
for (FilePointerPartNode root : myPointers.values()) {
root.getPointersUnder(null, false, "", out);
}
for (FilePointerPartNode node : out) {
pointers.add(node.leaf);
}
}
private void addPointersUnder(
VirtualFile parent,
boolean separator,
@NotNull CharSequence childName,
@NotNull List<FilePointerPartNode> out) {
for (FilePointerPartNode root : myPointers.values()) {
root.getPointersUnder(parent, separator, childName, out);
}
}
@Override
public void after(@NotNull final List<? extends VFileEvent> events) {
incModificationCount();
for (FilePointerPartNode node : myPointersToUpdateUrl) {
synchronized (this) {
VirtualFilePointerImpl pointer = node.leaf;
String urlBefore = pointer.getUrlNoUpdate();
Pair<VirtualFile, String> after = node.update();
String urlAfter = after.second;
if (URL_COMPARATOR.compare(urlBefore, urlAfter) != 0) {
// url has changed, reinsert
FilePointerPartNode root = myPointers.get(pointer.getListener());
int useCount = node.useCount;
node.remove();
FilePointerPartNode newNode =
root.findPointerOrCreate(VfsUtilCore.urlToPath(urlAfter), 0, after);
VirtualFilePointerImpl existingPointer = newNode.leaf;
if (existingPointer != null) {
// can happen when e.g. file renamed to the existing file
// merge two pointers
pointer.myNode = newNode;
} else {
newNode.associate(pointer, after);
}
newNode.incrementUsageCount(useCount);
}
}
}
VirtualFilePointer[] pointersToFireArray = toPointers(myPointersToFire);
for (VirtualFilePointer pointer : pointersToFireArray) {
((VirtualFilePointerImpl) pointer).myNode.update();
}
for (EventDescriptor event : myEvents) {
event.fireAfter();
}
if (pointersToFireArray.length != 0) {
myBus.syncPublisher(VirtualFilePointerListener.TOPIC).validityChanged(pointersToFireArray);
}
myPointersToUpdateUrl = Collections.emptyList();
myEvents = Collections.emptyList();
myPointersToFire = Collections.emptyList();
for (FilePointerPartNode root : myPointers.values()) {
root.checkConsistency();
}
}
void removeNode(@NotNull FilePointerPartNode node, VirtualFilePointerListener listener) {
boolean rootNodeEmpty = node.remove();
if (rootNodeEmpty) {
myPointers.remove(listener);
} else {
myPointers.get(listener).checkConsistency();
}
}
private void addPointersUnder(@NotNull String path, @NotNull List<FilePointerPartNode> out) {
for (FilePointerPartNode root : myPointers.values()) {
root.getPointersUnder(path, 0, out);
}
}
