NS_IMETHODIMP nsMsgMaildirStore::RenameFolder(nsIMsgFolder *aFolder,
const nsAString & aNewName,
nsIMsgFolder **aNewFolder)
{
NS_ENSURE_ARG_POINTER(aFolder);
NS_ENSURE_ARG_POINTER(aNewFolder);
// old path
nsCOMPtr<nsIFile> oldPathFile;
nsresult rv = aFolder->GetFilePath(getter_AddRefs(oldPathFile));
NS_ENSURE_SUCCESS(rv, rv);
// old sbd directory
nsCOMPtr<nsIFile> sbdPathFile;
uint32_t numChildren;
aFolder->GetNumSubFolders(&numChildren);
if (numChildren > 0)
{
sbdPathFile = do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, rv);
rv = sbdPathFile->InitWithFile(oldPathFile);
NS_ENSURE_SUCCESS(rv, rv);
GetDirectoryForFolder(sbdPathFile);
}
// old summary
nsCOMPtr<nsIFile> oldSummaryFile;
rv = aFolder->GetSummaryFile(getter_AddRefs(oldSummaryFile));
NS_ENSURE_SUCCESS(rv, rv);
// Validate new name
nsAutoString safeName(aNewName);
NS_MsgHashIfNecessary(safeName);
aFolder->ForceDBClosed();
// rename folder
rv = oldPathFile->MoveTo(nullptr, safeName);
NS_ENSURE_SUCCESS(rv, rv);
if (numChildren > 0)
{
// rename "*.sbd" directory
nsAutoString sbdName = safeName;
sbdName += NS_LITERAL_STRING(FOLDER_SUFFIX);
sbdPathFile->MoveTo(nullptr, sbdName);
}
// rename summary
nsAutoString summaryName(safeName);
summaryName += NS_LITERAL_STRING(SUMMARY_SUFFIX);
oldSummaryFile->MoveTo(nullptr, summaryName);
nsCOMPtr<nsIMsgFolder> parentFolder;
rv = aFolder->GetParent(getter_AddRefs(parentFolder));
if (!parentFolder)
return NS_ERROR_NULL_POINTER;
return parentFolder->AddSubfolder(safeName, aNewFolder);
}
NS_IMETHODIMP nsMsgBrkMBoxStore::CreateFolder(nsIMsgFolder *aParent,
const nsAString &aFolderName,
nsIMsgFolder **aResult)
{
NS_ENSURE_ARG_POINTER(aParent);
NS_ENSURE_ARG_POINTER(aResult);
if (aFolderName.IsEmpty())
return NS_MSG_ERROR_INVALID_FOLDER_NAME;
nsCOMPtr<nsIFile> path;
nsCOMPtr<nsIMsgFolder> child;
nsresult rv = aParent->GetFilePath(getter_AddRefs(path));
if (NS_FAILED(rv))
return rv;
//Get a directory based on our current path.
rv = CreateDirectoryForFolder(path);
if (NS_FAILED(rv))
return rv;
// Now we have a valid directory or we have returned.
// Make sure the new folder name is valid
nsAutoString safeFolderName(aFolderName);
NS_MsgHashIfNecessary(safeFolderName);
path->Append(safeFolderName);
bool exists;
path->Exists(&exists);
if (exists) //check this because localized names are different from disk names
return NS_MSG_FOLDER_EXISTS;
path->Create(nsIFile::NORMAL_FILE_TYPE, 0600);
//GetFlags and SetFlags in AddSubfolder will fail because we have no db at
// this point but mFlags is set.
rv = aParent->AddSubfolder(safeFolderName, getter_AddRefs(child));
if (!child || NS_FAILED(rv))
{
path->Remove(false);
return rv;
}
// Create an empty database for this mail folder, set its name from the user
nsCOMPtr<nsIMsgDBService> msgDBService =
do_GetService(NS_MSGDB_SERVICE_CONTRACTID, &rv);
if (msgDBService)
{
nsCOMPtr<nsIMsgDatabase> unusedDB;
rv = msgDBService->OpenFolderDB(child, true, getter_AddRefs(unusedDB));
if (rv == NS_MSG_ERROR_FOLDER_SUMMARY_MISSING)
rv = msgDBService->CreateNewDB(child, getter_AddRefs(unusedDB));
if ((NS_SUCCEEDED(rv) || rv == NS_MSG_ERROR_FOLDER_SUMMARY_OUT_OF_DATE) &&
unusedDB)
{
//need to set the folder name
nsCOMPtr<nsIDBFolderInfo> folderInfo;
rv = unusedDB->GetDBFolderInfo(getter_AddRefs(folderInfo));
if (NS_SUCCEEDED(rv))
folderInfo->SetMailboxName(safeFolderName);
unusedDB->SetSummaryValid(true);
unusedDB->Close(true);
aParent->UpdateSummaryTotals(true);
}
else
{
path->Remove(false);
rv = NS_MSG_CANT_CREATE_FOLDER;
}
}
child.forget(aResult);
return rv;
}
NS_IMETHODIMP nsMsgBrkMBoxStore::CopyFolder(nsIMsgFolder *aSrcFolder,
nsIMsgFolder *aDstFolder,
bool aIsMoveFolder,
nsIMsgWindow *aMsgWindow,
nsIMsgCopyServiceListener *aListener,
const nsAString &aNewName)
{
NS_ENSURE_ARG_POINTER(aSrcFolder);
NS_ENSURE_ARG_POINTER(aDstFolder);
nsAutoString folderName;
if (aNewName.IsEmpty())
aSrcFolder->GetName(folderName);
else
folderName.Assign(aNewName);
nsAutoString safeFolderName(folderName);
NS_MsgHashIfNecessary(safeFolderName);
nsCOMPtr<nsIMsgLocalMailFolder> localSrcFolder(do_QueryInterface(aSrcFolder));
nsCOMPtr<nsIMsgDatabase> srcDB;
if (localSrcFolder)
localSrcFolder->GetDatabaseWOReparse(getter_AddRefs(srcDB));
bool summaryValid = !!srcDB;
srcDB = nullptr;
aSrcFolder->ForceDBClosed();
nsCOMPtr<nsIFile> oldPath;
nsresult rv = aSrcFolder->GetFilePath(getter_AddRefs(oldPath));
NS_ENSURE_SUCCESS(rv,rv);
nsCOMPtr<nsIFile> summaryFile;
GetSummaryFileLocation(oldPath, getter_AddRefs(summaryFile));
nsCOMPtr<nsIFile> newPath;
rv = aDstFolder->GetFilePath(getter_AddRefs(newPath));
NS_ENSURE_SUCCESS(rv,rv);
bool newPathIsDirectory = false;
newPath->IsDirectory(&newPathIsDirectory);
if (!newPathIsDirectory)
{
AddDirectorySeparator(newPath);
newPath->Create(nsIFile::DIRECTORY_TYPE, 0700);
}
nsCOMPtr<nsIFile> origPath;
oldPath->Clone(getter_AddRefs(origPath));
//copying necessary for aborting.... if failure return
rv = oldPath->CopyTo(newPath, safeFolderName);
NS_ENSURE_SUCCESS(rv, rv); // Will fail if a file by that name exists
// Copy to dir can fail if filespec does not exist. If copy fails, we test
// if the filespec exist or not, if it does not that's ok, we continue
// without copying it. If it fails and filespec exist and is not zero sized
// there is real problem
// Copy the file to the new dir
nsAutoString dbName(safeFolderName);
dbName += NS_LITERAL_STRING(SUMMARY_SUFFIX);
rv = summaryFile->CopyTo(newPath, dbName);
if (NS_FAILED(rv)) // Test if the copy is successful
{
// Test if the filespec has data
bool exists;
int64_t fileSize;
summaryFile->Exists(&exists);
summaryFile->GetFileSize(&fileSize);
if (exists && fileSize > 0)
NS_ENSURE_SUCCESS(rv, rv); // Yes, it should have worked !
// else case is filespec is zero sized, no need to copy it,
// not an error
}
nsCOMPtr<nsIMsgFolder> newMsgFolder;
rv = aDstFolder->AddSubfolder(safeFolderName, getter_AddRefs(newMsgFolder));
NS_ENSURE_SUCCESS(rv, rv);
// linux and mac are not good about maintaining the file stamp when copying
// folders around. So if the source folder db is good, set the dest db as
// good too.
nsCOMPtr<nsIMsgDatabase> destDB;
if (summaryValid)
{
nsAutoString folderLeafName;
origPath->GetLeafName(folderLeafName);
newPath->Append(folderLeafName);
nsCOMPtr<nsIMsgDBService> msgDBService =
do_GetService(NS_MSGDB_SERVICE_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, rv);
rv = msgDBService->OpenMailDBFromFile(newPath, newMsgFolder, false,
true, getter_AddRefs(destDB));
if (rv == NS_MSG_ERROR_FOLDER_SUMMARY_OUT_OF_DATE && destDB)
destDB->SetSummaryValid(true);
}
newMsgFolder->SetPrettyName(folderName);
uint32_t flags;
aSrcFolder->GetFlags(&flags);
newMsgFolder->SetFlags(flags);
bool changed = false;
rv = aSrcFolder->MatchOrChangeFilterDestination(newMsgFolder, true, &changed);
if (changed)
aSrcFolder->AlertFilterChanged(aMsgWindow);
nsCOMPtr<nsISimpleEnumerator> enumerator;
rv = aSrcFolder->GetSubFolders(getter_AddRefs(enumerator));
NS_ENSURE_SUCCESS(rv, rv);
// Copy subfolders to the new location
nsresult copyStatus = NS_OK;
nsCOMPtr<nsIMsgLocalMailFolder> localNewFolder(do_QueryInterface(newMsgFolder, &rv));
if (NS_SUCCEEDED(rv))
{
bool hasMore;
while (NS_SUCCEEDED(enumerator->HasMoreElements(&hasMore)) && hasMore &&
NS_SUCCEEDED(copyStatus))
{
nsCOMPtr<nsISupports> item;
enumerator->GetNext(getter_AddRefs(item));
nsCOMPtr<nsIMsgFolder> folder(do_QueryInterface(item));
if (!folder)
continue;
copyStatus = localNewFolder->CopyFolderLocal(folder, false,
aMsgWindow, aListener);
// Test if the call succeeded, if not we have to stop recursive call
if (NS_FAILED(copyStatus))
{
// Copy failed we have to notify caller to handle the error and stop
// moving the folders. In case this happens to the topmost level of
// recursive call, then we just need to break from the while loop and
// go to error handling code.
if (!aIsMoveFolder)
return copyStatus;
break;
}
}
}
if (aIsMoveFolder && NS_SUCCEEDED(copyStatus))
{
if (localNewFolder)
{
nsCOMPtr<nsISupports> srcSupport(do_QueryInterface(aSrcFolder));
localNewFolder->OnCopyCompleted(srcSupport, true);
}
// Notify the "folder" that was dragged and dropped has been created. No
// need to do this for its subfolders. isMoveFolder will be true for folder.
aDstFolder->NotifyItemAdded(newMsgFolder);
nsCOMPtr<nsIMsgFolder> msgParent;
aSrcFolder->GetParent(getter_AddRefs(msgParent));
aSrcFolder->SetParent(nullptr);
if (msgParent)
{
// The files have already been moved, so delete storage false
msgParent->PropagateDelete(aSrcFolder, false, aMsgWindow);
oldPath->Remove(false); //berkeley mailbox
// We need to force closed the source db
nsCOMPtr<nsIMsgDatabase> srcDB;
aSrcFolder->Delete();
nsCOMPtr<nsIFile> parentPath;
rv = msgParent->GetFilePath(getter_AddRefs(parentPath));
NS_ENSURE_SUCCESS(rv,rv);
AddDirectorySeparator(parentPath);
nsCOMPtr<nsISimpleEnumerator> children;
parentPath->GetDirectoryEntries(getter_AddRefs(children));
bool more;
// checks if the directory is empty or not
if (children && NS_SUCCEEDED(children->HasMoreElements(&more)) && !more)
parentPath->Remove(true);
}
}
else
{
// This is the case where the copy of a subfolder failed.
// We have to delete the newDirectory tree to make a "rollback".
// Someone should add a popup to warn the user that the move was not
// possible.
if (aIsMoveFolder && NS_FAILED(copyStatus))
{
nsCOMPtr<nsIMsgFolder> msgParent;
newMsgFolder->ForceDBClosed();
newMsgFolder->GetParent(getter_AddRefs(msgParent));
newMsgFolder->SetParent(nullptr);
if (msgParent)
{
msgParent->PropagateDelete(newMsgFolder, false, aMsgWindow);
newMsgFolder->Delete();
newMsgFolder->ForceDBClosed();
AddDirectorySeparator(newPath);
newPath->Remove(true); //berkeley mailbox
}
return NS_ERROR_FAILURE;
}
}
return NS_OK;
}
NS_IMETHODIMP nsMsgBrkMBoxStore::RenameFolder(nsIMsgFolder *aFolder,
const nsAString & aNewName,
nsIMsgFolder **aNewFolder)
{
NS_ENSURE_ARG_POINTER(aFolder);
NS_ENSURE_ARG_POINTER(aNewFolder);
uint32_t numChildren;
aFolder->GetNumSubFolders(&numChildren);
nsString existingName;
aFolder->GetName(existingName);
nsCOMPtr<nsIFile> oldPathFile;
nsresult rv = aFolder->GetFilePath(getter_AddRefs(oldPathFile));
if (NS_FAILED(rv))
return rv;
nsCOMPtr<nsIMsgFolder> parentFolder;
rv = aFolder->GetParent(getter_AddRefs(parentFolder));
if (!parentFolder)
return NS_ERROR_NULL_POINTER;
nsCOMPtr<nsISupports> parentSupport = do_QueryInterface(parentFolder);
nsCOMPtr<nsIFile> oldSummaryFile;
rv = aFolder->GetSummaryFile(getter_AddRefs(oldSummaryFile));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIFile> dirFile;
oldPathFile->Clone(getter_AddRefs(dirFile));
if (numChildren > 0)
{
rv = CreateDirectoryForFolder(dirFile);
NS_ENSURE_SUCCESS(rv, rv);
}
nsAutoString safeName(aNewName);
NS_MsgHashIfNecessary(safeName);
nsAutoCString oldLeafName;
oldPathFile->GetNativeLeafName(oldLeafName);
nsCOMPtr<nsIFile> parentPathFile;
parentFolder->GetFilePath(getter_AddRefs(parentPathFile));
NS_ENSURE_SUCCESS(rv,rv);
bool isDirectory = false;
parentPathFile->IsDirectory(&isDirectory);
if (!isDirectory)
{
nsAutoString leafName;
parentPathFile->GetLeafName(leafName);
leafName.AppendLiteral(FOLDER_SUFFIX);
rv = parentPathFile->SetLeafName(leafName);
NS_ENSURE_SUCCESS(rv, rv);
}
aFolder->ForceDBClosed();
//save off dir name before appending .msf
rv = oldPathFile->MoveTo(nullptr, safeName);
if (NS_FAILED(rv))
return rv;
nsString dbName(safeName);
dbName += NS_LITERAL_STRING(SUMMARY_SUFFIX);
oldSummaryFile->MoveTo(nullptr, dbName);
if (numChildren > 0)
{
// rename "*.sbd" directory
nsAutoString newNameDirStr(safeName);
newNameDirStr += NS_LITERAL_STRING(".sbd");
dirFile->MoveTo(nullptr, newNameDirStr);
}
return parentFolder->AddSubfolder(safeName, aNewFolder);
}
NS_IMETHODIMP nsMsgMaildirStore::CopyFolder(nsIMsgFolder *aSrcFolder,
nsIMsgFolder *aDstFolder,
bool aIsMoveFolder,
nsIMsgWindow *aMsgWindow,
nsIMsgCopyServiceListener *aListener)
{
NS_ENSURE_ARG_POINTER(aSrcFolder);
NS_ENSURE_ARG_POINTER(aDstFolder);
nsString folderName;
aSrcFolder->GetName(folderName);
nsAutoString safeFolderName(folderName);
NS_MsgHashIfNecessary(safeFolderName);
nsCOMPtr<nsIMsgLocalMailFolder> localSrcFolder(do_QueryInterface(aSrcFolder));
aSrcFolder->ForceDBClosed();
nsCOMPtr<nsIFile> oldPath;
nsresult rv = aSrcFolder->GetFilePath(getter_AddRefs(oldPath));
NS_ENSURE_SUCCESS(rv,rv);
nsCOMPtr<nsIFile> summaryFile;
GetSummaryFileLocation(oldPath, getter_AddRefs(summaryFile));
nsCOMPtr<nsIFile> newPath;
rv = aDstFolder->GetFilePath(getter_AddRefs(newPath));
NS_ENSURE_SUCCESS(rv, rv);
// create target directory based on our current path
bool isServer;
aDstFolder->GetIsServer(&isServer);
rv = CreateDirectoryForFolder(newPath, isServer);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIFile> origPath;
oldPath->Clone(getter_AddRefs(origPath));
rv = oldPath->CopyTo(newPath, EmptyString());
NS_ENSURE_SUCCESS(rv, rv); //will fail if a file by that name exists
// Copy to dir can fail if file does not exist. If copy fails, we test
// if the file exists or not, if it does not that's ok, we continue
// without copying it. If it fails and file exist and is not zero sized
// there is real problem.
rv = summaryFile->CopyTo(newPath, EmptyString());
if (!NS_SUCCEEDED(rv))
{
// Test if the file is not empty
bool exists;
int64_t fileSize;
summaryFile->Exists(&exists);
summaryFile->GetFileSize(&fileSize);
if (exists && fileSize > 0)
NS_ENSURE_SUCCESS(rv, rv); // Yes, it should have worked!
// else case is file is zero sized, no need to copy it,
// not an error
// else case is file does not exist - not an error
}
nsCOMPtr<nsIMsgFolder> newMsgFolder;
rv = aDstFolder->AddSubfolder(safeFolderName, getter_AddRefs(newMsgFolder));
NS_ENSURE_SUCCESS(rv, rv);
newMsgFolder->SetPrettyName(folderName);
uint32_t flags;
aSrcFolder->GetFlags(&flags);
newMsgFolder->SetFlags(flags);
bool changed = false;
rv = aSrcFolder->MatchOrChangeFilterDestination(newMsgFolder, true, &changed);
if (changed)
aSrcFolder->AlertFilterChanged(aMsgWindow);
nsCOMPtr<nsISimpleEnumerator> enumerator;
rv = aSrcFolder->GetSubFolders(getter_AddRefs(enumerator));
NS_ENSURE_SUCCESS(rv, rv);
// Copy subfolders to the new location
nsresult copyStatus = NS_OK;
nsCOMPtr<nsIMsgLocalMailFolder> localNewFolder(do_QueryInterface(newMsgFolder, &rv));
if (NS_SUCCEEDED(rv))
{
bool hasMore;
while (NS_SUCCEEDED(enumerator->HasMoreElements(&hasMore)) && hasMore &&
NS_SUCCEEDED(copyStatus))
{
nsCOMPtr<nsISupports> item;
enumerator->GetNext(getter_AddRefs(item));
nsCOMPtr<nsIMsgFolder> folder(do_QueryInterface(item));
if (!folder)
continue;
copyStatus = localNewFolder->CopyFolderLocal(folder, false, aMsgWindow,
aListener);
// Test if the call succeeded, if not we have to stop recursive call
if (NS_FAILED(copyStatus))
{
// Copy failed we have to notify caller to handle the error and stop
// moving the folders. In case this happens to the topmost level of
// recursive call, then we just need to break from the while loop and
// go to error handling code.
if (!aIsMoveFolder)
return copyStatus;
break;
}
}
}
if (aIsMoveFolder && NS_SUCCEEDED(copyStatus))
{
if (localNewFolder)
{
nsCOMPtr<nsISupports> srcSupport(do_QueryInterface(aSrcFolder));
localNewFolder->OnCopyCompleted(srcSupport, true);
}
// Notify that the folder that was dragged and dropped has been created.
// No need to do this for its subfolders - isMoveFolder will be true for folder.
aDstFolder->NotifyItemAdded(newMsgFolder);
nsCOMPtr<nsIMsgFolder> msgParent;
aSrcFolder->GetParent(getter_AddRefs(msgParent));
aSrcFolder->SetParent(nullptr);
if (msgParent)
{
// The files have already been moved, so delete storage false
msgParent->PropagateDelete(aSrcFolder, false, aMsgWindow);
oldPath->Remove(true);
nsCOMPtr<nsIMsgDatabase> srcDB; // we need to force closed the source db
aSrcFolder->Delete();
nsCOMPtr<nsIFile> parentPath;
rv = msgParent->GetFilePath(getter_AddRefs(parentPath));
NS_ENSURE_SUCCESS(rv,rv);
AddDirectorySeparator(parentPath);
nsCOMPtr<nsISimpleEnumerator> children;
parentPath->GetDirectoryEntries(getter_AddRefs(children));
bool more;
// checks if the directory is empty or not
if (children && NS_SUCCEEDED(children->HasMoreElements(&more)) && !more)
parentPath->Remove(true);
}
}
else
{
// This is the case where the copy of a subfolder failed.
// We have to delete the newDirectory tree to make a "rollback".
// Someone should add a popup to warn the user that the move was not
// possible.
if (aIsMoveFolder && NS_FAILED(copyStatus))
{
nsCOMPtr<nsIMsgFolder> msgParent;
newMsgFolder->ForceDBClosed();
newMsgFolder->GetParent(getter_AddRefs(msgParent));
newMsgFolder->SetParent(nullptr);
if (msgParent)
{
msgParent->PropagateDelete(newMsgFolder, false, aMsgWindow);
newMsgFolder->Delete();
newMsgFolder->ForceDBClosed();
AddDirectorySeparator(newPath);
newPath->Remove(true); //berkeley mailbox
}
return NS_ERROR_FAILURE;
}
}
return NS_OK;
}
NS_IMETHODIMP nsMsgMaildirStore::CreateFolder(nsIMsgFolder *aParent,
const nsAString &aFolderName,
nsIMsgFolder **aResult)
{
NS_ENSURE_ARG_POINTER(aParent);
NS_ENSURE_ARG_POINTER(aResult);
if (aFolderName.IsEmpty())
return NS_MSG_ERROR_INVALID_FOLDER_NAME;
nsCOMPtr <nsIFile> path;
nsresult rv = aParent->GetFilePath(getter_AddRefs(path));
NS_ENSURE_SUCCESS(rv, rv);
// Get a directory based on our current path
bool isServer;
aParent->GetIsServer(&isServer);
rv = CreateDirectoryForFolder(path, isServer);
NS_ENSURE_SUCCESS(rv, rv);
// Make sure the new folder name is valid
nsAutoString safeFolderName(aFolderName);
NS_MsgHashIfNecessary(safeFolderName);
path->Append(safeFolderName);
rv = CreateMaildir(path);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIMsgFolder> child;
// GetFlags and SetFlags in AddSubfolder will fail because we have no db at
// this point but mFlags is set.
rv = aParent->AddSubfolder(safeFolderName, getter_AddRefs(child));
if (!child || NS_FAILED(rv))
{
path->Remove(true); // recursive
return rv;
}
// Create an empty database for this mail folder, set its name from the user
nsCOMPtr<nsIMsgDBService> msgDBService =
do_GetService(NS_MSGDB_SERVICE_CONTRACTID, &rv);
if (msgDBService)
{
nsCOMPtr<nsIMsgDatabase> unusedDB;
rv = msgDBService->OpenFolderDB(child, true, getter_AddRefs(unusedDB));
if (rv == NS_MSG_ERROR_FOLDER_SUMMARY_MISSING)
rv = msgDBService->CreateNewDB(child, getter_AddRefs(unusedDB));
if ((NS_SUCCEEDED(rv) || rv == NS_MSG_ERROR_FOLDER_SUMMARY_OUT_OF_DATE) &&
unusedDB)
{
//need to set the folder name
nsCOMPtr<nsIDBFolderInfo> folderInfo;
rv = unusedDB->GetDBFolderInfo(getter_AddRefs(folderInfo));
if (NS_SUCCEEDED(rv))
folderInfo->SetMailboxName(safeFolderName);
unusedDB->SetSummaryValid(true);
unusedDB->Close(true);
aParent->UpdateSummaryTotals(true);
}
else
{
PR_LOG(MailDirLog, PR_LOG_ALWAYS,
("CreateFolder - failed creating db for new folder\n"));
path->Remove(true); // recursive
rv = NS_MSG_CANT_CREATE_FOLDER;
}
}
child.swap(*aResult);
return rv;
}
