package org.mariotaku.ktextension import android.accounts.AccountManager import android.accounts.OnAccountsUpdateListener import android.os.Handler /** * Created by mariotaku on 2016/12/13. */ fun AccountManager.addOnAccountsUpdatedListenerSafe(listener: OnAccountsUpdateListener, handler: Handler? = null, updateImmediately: Boolean = false): Boolean { try { this.addOnAccountsUpdatedListener(listener, handler, updateImmediately) return true } catch (e: IllegalStateException) { return false } catch (e: IllegalArgumentException) { return false } } fun AccountManager.removeOnAccountsUpdatedListenerSafe(listener: OnAccountsUpdateListener): Boolean { try { this.removeOnAccountsUpdatedListener(listener) return true } catch (e: IllegalStateException) { return false } catch (e: IllegalArgumentException) { return false } }