@Override
@Nullable
public ObjectStubTree readOrBuild(
Project project, final VirtualFile vFile, @Nullable PsiFile psiFile) {
final ObjectStubTree fromIndices = readFromVFile(project, vFile);
if (fromIndices != null) {
return fromIndices;
}
try {
final FileContent fc = new FileContentImpl(vFile, vFile.contentsToByteArray());
fc.putUserData(IndexingDataKeys.PROJECT, project);
if (psiFile != null && !vFile.getFileType().isBinary()) {
fc.putUserData(
IndexingDataKeys.FILE_TEXT_CONTENT_KEY, psiFile.getViewProvider().getContents());
// but don't reuse psiFile itself to avoid loading its contents. If we load AST, the stub
// will be thrown out anyway.
}
Stub element = StubTreeBuilder.buildStubTree(fc);
if (element instanceof PsiFileStub) {
StubTree tree = new StubTree((PsiFileStub) element);
tree.setDebugInfo("created from file content");
return tree;
}
} catch (IOException e) {
LOG.info(
e); // content can be not cached yet, and the file can be deleted on disk already, without
// refresh
}
return null;
}
@Override
@Nullable
public ObjectStubTree readOrBuild(
Project project, final VirtualFile vFile, @Nullable PsiFile psiFile) {
final ObjectStubTree fromIndices = readFromVFile(project, vFile);
if (fromIndices != null) {
return fromIndices;
}
if (!canHaveStub(vFile)) {
return null;
}
try {
final FileContent fc = new FileContentImpl(vFile, vFile.contentsToByteArray());
fc.putUserData(IndexingDataKeys.PROJECT, project);
if (psiFile != null) {
fc.putUserData(IndexingDataKeys.PSI_FILE, psiFile);
if (!vFile.getFileType().isBinary()) {
fc.putUserData(
IndexingDataKeys.FILE_TEXT_CONTENT_KEY, psiFile.getViewProvider().getContents());
}
psiFile.putUserData(PsiFileImpl.BUILDING_STUB, true);
}
Stub element;
try {
element = StubTreeBuilder.buildStubTree(fc);
} finally {
if (psiFile != null) {
psiFile.putUserData(PsiFileImpl.BUILDING_STUB, null);
}
}
if (element instanceof PsiFileStub) {
StubTree tree = new StubTree((PsiFileStub) element);
tree.setDebugInfo("created from file content, timestamp=" + vFile.getTimeStamp());
return tree;
}
} catch (IOException e) {
LOG.info(
e); // content can be not cached yet, and the file can be deleted on disk already, without
// refresh
}
return null;
}