/** @return File encoding or <code>null</code> if the encoding is unknown. */
@Nullable
private static Charset calcEncoding(File file) {
VirtualFile vf = VcsUtil.getVirtualFile(file);
return ApplicationManager.getApplication().isDisposed()
? null
: EncodingManager.getInstance().getEncoding(vf, false);
}
GitRepositoryUpdater(GitRepository repository) {
VirtualFile gitDir = repository.getGitDir();
myWatchRequest = LocalFileSystem.getInstance().addRootToWatch(gitDir.getPath(), true);
myRepositoryFiles = GitRepositoryFiles.getInstance(gitDir);
visitGitDirVfs(gitDir);
myHeadsDir = VcsUtil.getVirtualFile(myRepositoryFiles.getRefsHeadsPath());
myRemotesDir = VcsUtil.getVirtualFile(myRepositoryFiles.getRefsRemotesPath());
Project project = repository.getProject();
myUpdateQueue =
new QueueProcessor<GitRepository.TrackedTopic>(
new Updater(repository), project.getDisposed());
if (!project.isDisposed()) {
myMessageBusConnection = project.getMessageBus().connect();
myMessageBusConnection.subscribe(VirtualFileManager.VFS_CHANGES, this);
} else {
myMessageBusConnection = null;
}
}
@Nullable
private static VirtualFile guessRootForVcs(
@NotNull Project project, @Nullable AbstractVcs vcs, @Nullable String defaultRootPathValue) {
if (project.isDisposed()) return null;
LOG.debug("Guessing vcs root...");
ProjectLevelVcsManager vcsManager = ProjectLevelVcsManager.getInstance(project);
if (vcs == null) {
LOG.debug("Vcs not found.");
return null;
}
String vcsName = vcs.getDisplayName();
VirtualFile[] vcsRoots = vcsManager.getRootsUnderVcs(vcs);
if (vcsRoots.length == 0) {
LOG.debug("No " + vcsName + " roots in the project.");
return null;
}
if (vcsRoots.length == 1) {
VirtualFile onlyRoot = vcsRoots[0];
LOG.debug("Only one " + vcsName + " root in the project, returning: " + onlyRoot);
return onlyRoot;
}
// get remembered last visited repository root
if (defaultRootPathValue != null) {
VirtualFile recentRoot = VcsUtil.getVirtualFile(defaultRootPathValue);
if (recentRoot != null) {
LOG.debug("Returning the recent root: " + recentRoot);
return recentRoot;
}
}
// otherwise return the root of the project dir or the root containing the project dir, if there
// is such
VirtualFile projectBaseDir = project.getBaseDir();
if (projectBaseDir == null) {
VirtualFile firstRoot = vcsRoots[0];
LOG.debug("Project base dir is null, returning the first root: " + firstRoot);
return firstRoot;
}
VirtualFile rootCandidate;
for (VirtualFile root : vcsRoots) {
if (root.equals(projectBaseDir) || VfsUtilCore.isAncestor(root, projectBaseDir, true)) {
LOG.debug("The best candidate: " + root);
return root;
}
}
rootCandidate = vcsRoots[0];
LOG.debug("Returning the best candidate: " + rootCandidate);
return rootCandidate;
}
protected VirtualFile makeFile(File file) throws IOException {
file.createNewFile();
VcsDirtyScopeManager.getInstance(myProject).fileDirty(myWorkingCopyDir);
LocalFileSystem.getInstance().refresh(false);
return VcsUtil.getVirtualFile(file);
}
@Nullable
private static VirtualFile getFileForEvent(VFileEvent event) {
return VcsUtil.getVirtualFile(event.getPath());
}
