public void onStackPicked(DocumentStack stack) {
try {
// Update the restored stack to ensure we have freshest data
stack.updateDocuments(getContentResolver());
mState.stack = stack;
mState.stackTouched = true;
onCurrentDirectoryChanged(ANIM_SIDE);
} catch (FileNotFoundException e) {
Log.w(TAG, "Failed to restore stack: " + e);
}
}
@Override
protected Void doInBackground(Void... params) {
// Restore last stack for calling package
final String packageName = getCallingPackageMaybeExtra();
final Cursor cursor =
getContentResolver()
.query(RecentsProvider.buildResume(packageName), null, null, null, null);
try {
if (cursor.moveToFirst()) {
mExternal = cursor.getInt(cursor.getColumnIndex(ResumeColumns.EXTERNAL)) != 0;
final byte[] rawStack = cursor.getBlob(cursor.getColumnIndex(ResumeColumns.STACK));
/// M: modify stack on UI thread @{
DurableUtils.readFromArray(rawStack, mStack);
mRestoredStack = true;
mShouldReset = true;
/// @}
}
} catch (IOException e) {
Log.w(TAG, "Failed to resume: " + e);
} finally {
IoUtils.closeQuietly(cursor);
}
/// M: modify stack on UI thread @{
if (mRestoredStack) {
// Update the restored stack to ensure we have freshest data
final Collection<RootInfo> matchingRoots = mRoots.getMatchingRootsBlocking(mState);
try {
mStack.updateRoot(matchingRoots);
mStack.updateDocuments(getContentResolver());
} catch (FileNotFoundException e) {
Log.w(TAG, "Failed to restore stack: " + e);
mStack.reset();
mRestoredStack = false;
}
}
/// @}
return null;
}