@Nullable
private XmlFile createAnnotationsXml(
@NotNull VirtualFile root, @NonNls @NotNull String packageName) {
final String[] dirs = packageName.split("[\\.]");
for (String dir : dirs) {
if (dir.isEmpty()) break;
VirtualFile subdir = root.findChild(dir);
if (subdir == null) {
try {
subdir = root.createChildDirectory(null, dir);
} catch (IOException e) {
LOG.error(e);
}
}
root = subdir;
}
final PsiDirectory directory = myPsiManager.findDirectory(root);
if (directory == null) return null;
final PsiFile psiFile = directory.findFile(ANNOTATIONS_XML);
if (psiFile instanceof XmlFile) {
return (XmlFile) psiFile;
}
try {
final PsiFileFactory factory = PsiFileFactory.getInstance(myPsiManager.getProject());
return (XmlFile)
directory.add(
factory.createFileFromText(ANNOTATIONS_XML, XmlFileType.INSTANCE, "<root></root>"));
} catch (IncorrectOperationException e) {
LOG.error(e);
}
return null;
}
public final <T extends DomElement> T createMockElement(
final Class<T> aClass, final Module module, final boolean physical) {
final XmlFile file =
(XmlFile)
PsiFileFactory.getInstance(myProject)
.createFileFromText("a.xml", StdFileTypes.XML, "", (long) 0, physical);
file.putUserData(MOCK_ELEMENT_MODULE, module);
file.putUserData(MOCK, new Object());
return getFileElement(
file, aClass, "I_sincerely_hope_that_nobody_will_have_such_a_root_tag_name")
.getRootElement();
}
@Nullable
private PsiFile createFileCopyWithNewName(VirtualFile vFile, String name) {
// TODO[ik] remove this. Event handling and generation must be in view providers mechanism since
// we
// need to track changes in _all_ psi views (e.g. namespace changes in XML)
final FileTypeManager instance = FileTypeManager.getInstance();
if (instance.isFileIgnored(name)) return null;
final FileType fileTypeByFileName = instance.getFileTypeByFileName(name);
final Document document = FileDocumentManager.getInstance().getDocument(vFile);
return PsiFileFactory.getInstance(myManager.getProject())
.createFileFromText(
name,
fileTypeByFileName,
document != null ? document.getCharsSequence() : "",
vFile.getModificationStamp(),
true,
false);
}
private static List<PsiElement> getTopLevelRegExpChars(String regExpText, Project project) {
@SuppressWarnings("deprecation")
PsiFile file = PsiFileFactory.getInstance(project).createFileFromText("A.regexp", regExpText);
List<PsiElement> result = null;
final PsiElement[] children = file.getChildren();
for (PsiElement child : children) {
PsiElement[] grandChildren = child.getChildren();
if (grandChildren.length != 1)
return Collections
.emptyList(); // a | b, more than one branch, can not predict in current way
for (PsiElement grandGrandChild : grandChildren[0].getChildren()) {
if (result == null) result = new ArrayList<>();
result.add(grandGrandChild);
}
}
return result != null ? result : Collections.<PsiElement>emptyList();
}
