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optimization: avoid expensive VFS event handling for files in the TempFileSystem

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GitOrigin-RevId: 969fe5ced77321f599c8eca678f249e40eb1db41
This commit is contained in:
Alexey Kudravtsev
2023-03-31 02:15:02 +02:00
committed by intellij-monorepo-bot
parent c817843ce8
commit cf0a4a2cbd
1 changed files with 11 additions and 4 deletions
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15
java/compiler/impl/src/com/intellij/compiler/impl/TranslatingCompilerFilesMonitor.java
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@@ -13,6 +13,7 @@ import com.intellij.openapi.roots.ProjectRootManager;
import com.intellij.openapi.util.Comparing;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.openapi.vfs.*;
import com.intellij.openapi.vfs.ex.temp.TempFileSystemMarker;
import com.intellij.openapi.vfs.newvfs.NewVirtualFile;
import com.intellij.openapi.vfs.newvfs.events.*;
import com.intellij.util.containers.FileCollectionFactory;
@@ -48,10 +49,6 @@ public final class TranslatingCompilerFilesMonitor implements AsyncFileListener
}
private static void processRecursively(@NotNull VirtualFile fromFile, final boolean dbOnly, @NotNull FileProcessor processor) {
if (!(fromFile.getFileSystem() instanceof LocalFileSystem)) {
return;
}
VfsUtilCore.visitChildrenRecursively(fromFile, new VirtualFileVisitor<Void>() {
@NotNull @Override
public Result visitFileEx(@NotNull VirtualFile file) {
@@ -81,6 +78,10 @@ public final class TranslatingCompilerFilesMonitor implements AsyncFileListener
});
}
private static boolean isToProcess(@NotNull VirtualFileSystem fileSystem) {
return fileSystem instanceof LocalFileSystem && !(fileSystem instanceof TempFileSystemMarker);
}
private static boolean isInContentOfOpenedProject(@NotNull final VirtualFile file) {
// probably need a read action to ensure that the project was not disposed during the iteration over the project list
for (Project project : ProjectManager.getInstance().getOpenProjects()) {
@@ -99,6 +100,9 @@ public final class TranslatingCompilerFilesMonitor implements AsyncFileListener
Set<File> filesChanged = FileCollectionFactory.createCanonicalFileSet();
Set<File> filesDeleted = FileCollectionFactory.createCanonicalFileSet();
for (VFileEvent event : events) {
if (!isToProcess(event.getFileSystem())) {
continue;
}
if (event instanceof VFileDeleteEvent || event instanceof VFileMoveEvent) {
collectPaths(event.getFile(), filesDeleted);
}
@@ -116,6 +120,9 @@ public final class TranslatingCompilerFilesMonitor implements AsyncFileListener
private static void after(@NotNull List<? extends VFileEvent> events, Set<File> filesDeleted, Set<File> filesChanged) {
for (VFileEvent event : events) {
if (!isToProcess(event.getFileSystem())) {
continue;
}
if (event instanceof VFilePropertyChangeEvent) {
handlePropChange((VFilePropertyChangeEvent)event, filesDeleted, filesChanged);
}