@NotNull
private VirtualFilePointer create(
@Nullable("null means the pointer will be created from the (not null) url") VirtualFile file,
@Nullable("null means url has to be computed from the (not-null) file path") String url,
@NotNull Disposable parentDisposable,
@Nullable VirtualFilePointerListener listener) {
VirtualFileSystem fileSystem;
String protocol;
String path;
if (file == null) {
int protocolEnd = url.indexOf(URLUtil.SCHEME_SEPARATOR);
if (protocolEnd == -1) {
protocol = null;
fileSystem = null;
} else {
protocol = url.substring(0, protocolEnd);
fileSystem = myVirtualFileManager.getFileSystem(protocol);
}
path = url.substring(protocolEnd + URLUtil.SCHEME_SEPARATOR.length());
} else {
fileSystem = file.getFileSystem();
protocol = fileSystem.getProtocol();
path = file.getPath();
url = VirtualFileManager.constructUrl(protocol, path);
}
if (fileSystem == TEMP_FILE_SYSTEM) {
// for tests, recreate always
VirtualFile found = file == null ? VirtualFileManager.getInstance().findFileByUrl(url) : file;
return new IdentityVirtualFilePointer(found, url);
}
boolean isJar = fileSystem == JAR_FILE_SYSTEM;
if (fileSystem != LOCAL_FILE_SYSTEM && !isJar) {
// we are unable to track alien file systems for now
VirtualFile found =
fileSystem == null
? null
: file != null ? file : VirtualFileManager.getInstance().findFileByUrl(url);
// if file is null, this pointer will never be alive
return getOrCreateIdentity(url, found);
}
if (file == null) {
String cleanPath = cleanupPath(path, isJar);
// if newly created path is the same as substringed from url one then the url did not change,
// we can reuse it
//noinspection StringEquality
if (cleanPath != path) {
url = VirtualFileManager.constructUrl(protocol, cleanPath);
path = cleanPath;
}
}
// else url has come from VirtualFile.getPath() and is good enough
VirtualFilePointerImpl pointer =
getOrCreate(parentDisposable, listener, path, Pair.create(file, url));
DelegatingDisposable.registerDisposable(parentDisposable, pointer);
return pointer;
}
@NotNull
private VirtualFilePointer create(
@Nullable VirtualFile file,
@NotNull String url,
@NotNull final Disposable parentDisposable,
@Nullable VirtualFilePointerListener listener) {
String protocol;
VirtualFileSystem fileSystem;
if (file == null) {
protocol = VirtualFileManager.extractProtocol(url);
fileSystem = myVirtualFileManager.getFileSystem(protocol);
} else {
protocol = null;
fileSystem = file.getFileSystem();
}
if (fileSystem == TempFileSystem.getInstance()) {
// for tests, recreate always since
VirtualFile found =
fileSystem == null
? null
: file != null ? file : VirtualFileManager.getInstance().findFileByUrl(url);
return new IdentityVirtualFilePointer(found, url);
}
if (fileSystem != LocalFileSystem.getInstance() && fileSystem != JarFileSystem.getInstance()) {
// we are unable to track alien file systems for now
VirtualFile found =
fileSystem == null
? null
: file != null ? file : VirtualFileManager.getInstance().findFileByUrl(url);
// if file is null, this pointer will never be alive
return getOrCreateIdentity(url, found);
}
String path;
if (file == null) {
path = VirtualFileManager.extractPath(url);
path = cleanupPath(path, protocol);
url = VirtualFileManager.constructUrl(protocol, path);
} else {
path = file.getPath();
// url has come from VirtualFile.getUrl() and is good enough
}
VirtualFilePointerImpl pointer = getOrCreate(file, url, parentDisposable, listener, path);
int newCount = pointer.incrementUsageCount();
if (newCount == 1) {
Disposer.register(parentDisposable, pointer);
} else {
// already registered
register(parentDisposable, pointer);
}
return pointer;
}
@SuppressWarnings({"HardCodedStringLiteral"})
@Nullable
public static VirtualFile findRelativeFile(@NotNull String uri, @Nullable VirtualFile base) {
if (base != null) {
if (!base.isValid()) {
LOG.error("Invalid file name: " + base.getName() + ", url: " + uri);
}
}
uri = uri.replace('\\', '/');
if (uri.startsWith("file:///")) {
uri = uri.substring("file:///".length());
if (!SystemInfo.isWindows) uri = "/" + uri;
} else if (uri.startsWith("file:/")) {
uri = uri.substring("file:/".length());
if (!SystemInfo.isWindows) uri = "/" + uri;
} else if (uri.startsWith("file:")) {
uri = uri.substring("file:".length());
}
VirtualFile file = null;
if (uri.startsWith("jar:file:/")) {
uri = uri.substring("jar:file:/".length());
if (!SystemInfo.isWindows) uri = "/" + uri;
file = VirtualFileManager.getInstance().findFileByUrl(JarFileSystem.PROTOCOL_PREFIX + uri);
} else {
if (!SystemInfo.isWindows && StringUtil.startsWithChar(uri, '/')) {
file = LocalFileSystem.getInstance().findFileByPath(uri);
} else if (SystemInfo.isWindows
&& uri.length() >= 2
&& Character.isLetter(uri.charAt(0))
&& uri.charAt(1) == ':') {
file = LocalFileSystem.getInstance().findFileByPath(uri);
}
}
if (file == null && uri.contains(JarFileSystem.JAR_SEPARATOR)) {
file = JarFileSystem.getInstance().findFileByPath(uri);
if (file == null && base == null) {
file = VirtualFileManager.getInstance().findFileByUrl(uri);
}
}
if (file == null) {
if (base == null) return LocalFileSystem.getInstance().findFileByPath(uri);
if (!base.isDirectory()) base = base.getParent();
if (base == null) return LocalFileSystem.getInstance().findFileByPath(uri);
file = VirtualFileManager.getInstance().findFileByUrl(base.getUrl() + "/" + uri);
if (file == null) return null;
}
return file;
}
@Nullable
public static VirtualFile getDirectory(@NotNull final FindModel findModel) {
String directoryName = findModel.getDirectoryName();
if (findModel.isProjectScope() || StringUtil.isEmpty(directoryName)) {
return null;
}
String path = directoryName.replace(File.separatorChar, '/');
VirtualFile virtualFile = LocalFileSystem.getInstance().findFileByPath(path);
if (virtualFile == null || !virtualFile.isDirectory()) {
virtualFile = null;
for (LocalFileProvider provider :
((VirtualFileManagerEx) VirtualFileManager.getInstance()).getLocalFileProviders()) {
VirtualFile file = provider.findLocalVirtualFileByPath(path);
if (file != null && file.isDirectory()) {
if (file.getChildren().length > 0) {
virtualFile = file;
break;
}
if (virtualFile == null) {
virtualFile = file;
}
}
}
}
return virtualFile;
}
private String dubImportPath(String rootPath) {
String pathUrl = VirtualFileManager.constructUrl(LocalFileSystem.PROTOCOL, rootPath);
VirtualFile file = VirtualFileManager.getInstance().findFileByUrl(pathUrl);
if (file == null) {
return null;
}
final List<String> sourcesDir = new ArrayList<>();
VfsUtilCore.visitChildrenRecursively(
file,
new VirtualFileVisitor() {
@Override
public boolean visitFile(@NotNull VirtualFile file) {
if (file.isDirectory()) {
if (file.getName().equals("source")) {
sourcesDir.add("source");
}
if (file.getName().equals("src")) {
sourcesDir.add("src");
}
}
return true;
}
});
return sourcesDir.isEmpty() ? null : rootPath + File.separator + sourcesDir.get(0);
}
@NotNull
private static List<VirtualFile> findClasses(File file, boolean isJre) {
List<VirtualFile> result = ContainerUtil.newArrayList();
VirtualFileManager fileManager = VirtualFileManager.getInstance();
String path = file.getPath();
if (JrtFileSystem.isModularJdk(path)) {
String url =
VirtualFileManager.constructUrl(
JrtFileSystem.PROTOCOL,
FileUtil.toSystemIndependentName(path) + JrtFileSystem.SEPARATOR);
for (String module : JrtFileSystem.listModules(path)) {
ContainerUtil.addIfNotNull(result, fileManager.findFileByUrl(url + module));
}
}
for (File root : JavaSdkUtil.getJdkClassesRoots(file, isJre)) {
String url = VfsUtil.getUrlForLibraryRoot(root);
ContainerUtil.addIfNotNull(result, fileManager.findFileByUrl(url));
}
Collections.sort(result, (o1, o2) -> o1.getPath().compareTo(o2.getPath()));
return result;
}
@NotNull
private VirtualFilePointer create(
@Nullable VirtualFile file,
@NotNull String url,
@NotNull final Disposable parentDisposable,
@Nullable VirtualFilePointerListener listener) {
String protocol;
IVirtualFileSystem fileSystem;
if (file == null) {
protocol = VirtualFileManager.extractProtocol(url);
fileSystem = myVirtualFileManager.getFileSystem(protocol);
} else {
protocol = null;
fileSystem = file.getFileSystem();
}
if (fileSystem == myTempFileSystem) {
// for tests, recreate always
VirtualFile found = file == null ? VirtualFileManager.getInstance().findFileByUrl(url) : file;
return new IdentityVirtualFilePointer(found, url);
}
if (fileSystem != myLocalFileSystem && !(fileSystem instanceof ArchiveFileSystem)) {
// we are unable to track alien file systems for now
VirtualFile found =
fileSystem == null
? null
: file != null ? file : VirtualFileManager.getInstance().findFileByUrl(url);
// if file is null, this pointer will never be alive
return getOrCreateIdentity(url, found);
}
String path;
if (file == null) {
path = VirtualFileManager.extractPath(url);
path = cleanupPath(path, protocol, fileSystem);
url = VirtualFileManager.constructUrl(protocol, path);
} else {
path = file.getPath();
// url has come from VirtualFile.getUrl() and is good enough
}
VirtualFilePointerImpl pointer =
getOrCreate(parentDisposable, listener, path, Pair.create(file, url));
DelegatingDisposable.registerDisposable(parentDisposable, pointer);
return pointer;
}
@Nullable
private static VirtualFile findInJar(File jarFile, String relativePath) {
if (!jarFile.exists()) return null;
String url =
JarFileSystem.PROTOCOL_PREFIX
+ jarFile.getAbsolutePath().replace(File.separatorChar, '/')
+ JarFileSystem.JAR_SEPARATOR
+ relativePath;
return VirtualFileManager.getInstance().findFileByUrl(url);
}
@Override
public void dispose() {
if (mySelectedEditor != null) {
for (final Map.Entry<PropertiesFile, Editor> entry : myEditors.entrySet()) {
if (mySelectedEditor.equals(entry.getValue())) {
writeEditorPropertyValue(mySelectedEditor, entry.getKey(), null);
}
}
}
VirtualFileManager.getInstance().removeVirtualFileListener(myVfsListener);
myDisposed = true;
Disposer.dispose(myStructureViewComponent);
releaseAllEditors();
}
public static void attachJdkAnnotations(@NotNull SdkModificator modificator) {
LocalFileSystem lfs = LocalFileSystem.getInstance();
List<String> pathsChecked = new ArrayList<>();
// community idea under idea
String path =
FileUtil.toSystemIndependentName(PathManager.getHomePath()) + "/java/jdkAnnotations";
VirtualFile root = lfs.findFileByPath(path);
pathsChecked.add(path);
if (root == null) { // idea under idea
path =
FileUtil.toSystemIndependentName(PathManager.getHomePath())
+ "/community/java/jdkAnnotations";
root = lfs.findFileByPath(path);
pathsChecked.add(path);
}
if (root == null) { // build
String url =
"jar://"
+ FileUtil.toSystemIndependentName(PathManager.getHomePath())
+ "/lib/jdkAnnotations.jar!/";
root = VirtualFileManager.getInstance().findFileByUrl(url);
pathsChecked.add(
FileUtil.toSystemIndependentName(PathManager.getHomePath()) + "/lib/jdkAnnotations.jar");
}
if (root == null) {
String msg = "Paths checked:\n";
for (String p : pathsChecked) {
File file = new File(p);
msg +=
"Path: '"
+ p
+ "' "
+ (file.exists() ? "Found" : "Not found")
+ "; directory children: "
+ Arrays.toString(file.getParentFile().listFiles())
+ "\n";
}
LOG.error("JDK annotations not found", msg);
return;
}
OrderRootType annoType = AnnotationOrderRootType.getInstance();
modificator.removeRoot(root, annoType);
modificator.addRoot(root, annoType);
}
@NotNull
private static String getPresentableFile(
@NotNull String url, @Nullable Map<VirtualFile, VirtualFile> presentableFilesMap) {
final VirtualFile file = VirtualFileManager.getInstance().findFileByUrl(url);
if (file == null) {
return url;
}
if (presentableFilesMap == null) {
return url;
}
for (Map.Entry<VirtualFile, VirtualFile> entry : presentableFilesMap.entrySet()) {
if (file == entry.getValue()) {
return entry.getKey().getUrl();
}
}
return url;
}
private void installPropertiesChangeListeners() {
final VirtualFileManager virtualFileManager = VirtualFileManager.getInstance();
if (myVfsListener != null) {
assert false;
virtualFileManager.removeVirtualFileListener(myVfsListener);
}
myVfsListener =
new VirtualFileAdapter() {
@Override
public void fileCreated(@NotNull VirtualFileEvent event) {
if (PropertiesImplUtil.isPropertiesFile(event.getFile(), myProject)) {
recreateEditorsPanel();
}
}
@Override
public void fileDeleted(@NotNull VirtualFileEvent event) {
for (PropertiesFile file : myEditors.keySet()) {
if (Comparing.equal(file.getVirtualFile(), event.getFile())) {
recreateEditorsPanel();
return;
}
}
}
@Override
public void propertyChanged(@NotNull VirtualFilePropertyEvent event) {
if (PropertiesImplUtil.isPropertiesFile(event.getFile(), myProject)) {
if (VirtualFile.PROP_NAME.equals(event.getPropertyName())) {
recreateEditorsPanel();
} else {
updateEditorsFromProperties();
}
}
}
};
virtualFileManager.addVirtualFileListener(myVfsListener, this);
PsiTreeChangeAdapter psiTreeChangeAdapter =
new PsiTreeChangeAdapter() {
@Override
public void childAdded(@NotNull PsiTreeChangeEvent event) {
childrenChanged(event);
}
@Override
public void childRemoved(@NotNull PsiTreeChangeEvent event) {
childrenChanged(event);
}
@Override
public void childReplaced(@NotNull PsiTreeChangeEvent event) {
childrenChanged(event);
}
@Override
public void childMoved(@NotNull PsiTreeChangeEvent event) {
childrenChanged(event);
}
@Override
public void childrenChanged(@NotNull PsiTreeChangeEvent event) {
final PsiFile file = event.getFile();
PropertiesFile propertiesFile = PropertiesImplUtil.getPropertiesFile(file);
if (propertiesFile == null) return;
if (!propertiesFile.getResourceBundle().equals(myResourceBundle)) return;
updateEditorsFromProperties();
}
};
PsiManager.getInstance(myProject).addPsiTreeChangeListener(psiTreeChangeAdapter, this);
}
private void initListeners(@NotNull MessageBus messageBus, @NotNull PsiManager psiManager) {
messageBus
.connect()
.subscribe(
VirtualFileManager.VFS_CHANGES,
new BulkFileListener.Adapter() {
@Override
public void after(@NotNull List<? extends VFileEvent> events) {
fileCount.set(0);
List<VirtualFile> files =
ContainerUtil.mapNotNull(
events,
new Function<VFileEvent, VirtualFile>() {
@Override
public VirtualFile fun(VFileEvent event) {
return event.getFile();
}
});
queue(files, "VFS events " + events.size());
}
});
psiManager.addPsiTreeChangeListener(
new PsiTreeChangeAdapter() {
@Override
public void childrenChanged(@NotNull PsiTreeChangeEvent event) {
PsiFile file = event.getFile();
VirtualFile virtualFile = PsiUtilCore.getVirtualFile(file);
if (virtualFile != null) {
queue(Collections.singletonList(virtualFile), event);
}
}
@Override
public void propertyChanged(@NotNull PsiTreeChangeEvent event) {
childrenChanged(event);
}
});
messageBus
.connect()
.subscribe(
DumbService.DUMB_MODE,
new DumbService.DumbModeListener() {
@Override
public void enteredDumbMode() {
disable();
}
@Override
public void exitDumbMode() {
enable();
}
});
messageBus
.connect()
.subscribe(
PowerSaveMode.TOPIC,
new PowerSaveMode.Listener() {
@Override
public void powerSaveStateChanged() {
if (PowerSaveMode.isEnabled()) {
enable();
} else {
disable();
}
}
});
myApplication.addApplicationListener(
new ApplicationAdapter() {
@Override
public void beforeWriteActionStart(@NotNull Object action) {
disable();
}
@Override
public void writeActionFinished(@NotNull Object action) {
enable();
}
@Override
public void applicationExiting() {
disable();
}
},
this);
VirtualFileManager.getInstance()
.addVirtualFileManagerListener(
new VirtualFileManagerListener() {
@Override
public void beforeRefreshStart(boolean asynchronous) {
disable();
}
@Override
public void afterRefreshFinish(boolean asynchronous) {
enable();
}
},
this);
HeavyProcessLatch.INSTANCE.addListener(
new HeavyProcessLatch.HeavyProcessListener() {
@Override
public void processStarted() {}
@Override
public void processFinished() {
wakeUp();
}
},
this);
}
@Override
@SuppressWarnings("HardCodedStringLiteral")
public void setupSdkPaths(@NotNull Sdk sdk) {
String homePath = sdk.getHomePath();
assert homePath != null : sdk;
File jdkHome = new File(homePath);
List<VirtualFile> classes = findClasses(jdkHome, false);
VirtualFile sources = findSources(jdkHome);
VirtualFile docs = findDocs(jdkHome, "docs/api");
SdkModificator sdkModificator = sdk.getSdkModificator();
Set<VirtualFile> previousRoots =
new LinkedHashSet<>(Arrays.asList(sdkModificator.getRoots(OrderRootType.CLASSES)));
sdkModificator.removeRoots(OrderRootType.CLASSES);
previousRoots.removeAll(new HashSet<>(classes));
for (VirtualFile aClass : classes) {
sdkModificator.addRoot(aClass, OrderRootType.CLASSES);
}
for (VirtualFile root : previousRoots) {
sdkModificator.addRoot(root, OrderRootType.CLASSES);
}
if (sources != null) {
sdkModificator.addRoot(sources, OrderRootType.SOURCES);
}
VirtualFile javaFxSources = findSources(jdkHome, "javafx-src");
if (javaFxSources != null) {
sdkModificator.addRoot(javaFxSources, OrderRootType.SOURCES);
}
if (docs != null) {
sdkModificator.addRoot(docs, JavadocOrderRootType.getInstance());
} else if (SystemInfo.isMac) {
VirtualFile commonDocs = findDocs(jdkHome, "docs");
if (commonDocs == null) {
commonDocs = findInJar(new File(jdkHome, "docs.jar"), "doc/api");
if (commonDocs == null) {
commonDocs = findInJar(new File(jdkHome, "docs.jar"), "docs/api");
}
}
if (commonDocs != null) {
sdkModificator.addRoot(commonDocs, JavadocOrderRootType.getInstance());
}
VirtualFile appleDocs = findDocs(jdkHome, "appledocs");
if (appleDocs == null) {
appleDocs = findInJar(new File(jdkHome, "appledocs.jar"), "appledoc/api");
}
if (appleDocs != null) {
sdkModificator.addRoot(appleDocs, JavadocOrderRootType.getInstance());
}
if (commonDocs == null && appleDocs == null && sources == null) {
String url = getDefaultDocumentationUrl(sdk);
if (url != null) {
sdkModificator.addRoot(
VirtualFileManager.getInstance().findFileByUrl(url),
JavadocOrderRootType.getInstance());
}
}
} else if (getVersion(sdk) == JavaSdkVersion.JDK_1_7) {
VirtualFile url =
VirtualFileManager.getInstance().findFileByUrl("http://docs.oracle.com/javafx/2/api/");
sdkModificator.addRoot(url, JavadocOrderRootType.getInstance());
}
attachJdkAnnotations(sdkModificator);
sdkModificator.commitChanges();
}
/**
* Searches for the file specified by given java,net.URL. Note that this method currently tested
* only for "file" and "jar" protocols under Unix and Windows
*
* @param url the URL to find file by
* @return <code>{@link VirtualFile}</code> if the file was found, <code>null</code> otherwise
*/
public static VirtualFile findFileByURL(@NotNull URL url) {
VirtualFileManager virtualFileManager = VirtualFileManager.getInstance();
return findFileByURL(url, virtualFileManager);
}
