public ContactChangeContentObserver(Context context, Account watchedAccount) {
super(null);
mWatchedAccount = watchedAccount;
mUrisToNotify = new LinkedHashSet<Uri>();
mContext = context;
mCurrentImageUri = AccountImageHelper.getAccountPictureUri(mContext, mWatchedAccount);
}
@Override
public void onChange(boolean selfChange) {
String newUri = AccountImageHelper.getAccountPictureUri(mContext, mWatchedAccount);
if (TextUtils.equals(mCurrentImageUri, newUri)) {
// no change, no need to notify
return;
}
synchronized (mLock) {
for (Uri uri : mUrisToNotify) {
mContext.getContentResolver().notifyChange(uri, null);
}
mCurrentImageUri = newUri;
}
}