1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.accounts; 18 19import android.content.pm.RegisteredServicesCache; 20import android.content.pm.RegisteredServicesCacheListener; 21import android.os.Handler; 22 23import java.io.FileDescriptor; 24import java.io.PrintWriter; 25import java.util.Collection; 26 27/** 28 * An interface to the Authenticator specialization of RegisteredServicesCache. The use of 29 * this interface by the AccountManagerService makes it easier to unit test it. 30 * @hide 31 */ 32public interface IAccountAuthenticatorCache { 33 /** 34 * Accessor for the {@link android.content.pm.RegisteredServicesCache.ServiceInfo} that 35 * matched the specified {@link android.accounts.AuthenticatorDescription} or null 36 * if none match. 37 * @param type the authenticator type to return 38 * @return the {@link android.content.pm.RegisteredServicesCache.ServiceInfo} that 39 * matches the account type or null if none is present 40 */ 41 RegisteredServicesCache.ServiceInfo<AuthenticatorDescription> getServiceInfo( 42 AuthenticatorDescription type, int userId); 43 44 /** 45 * @return A copy of a Collection of all the current Authenticators. 46 */ 47 Collection<RegisteredServicesCache.ServiceInfo<AuthenticatorDescription>> getAllServices( 48 int userId); 49 50 /** 51 * Dumps the state of the cache. See 52 * {@link android.os.Binder#dump(java.io.FileDescriptor, java.io.PrintWriter, String[])} 53 */ 54 void dump(FileDescriptor fd, PrintWriter fout, String[] args, int userId); 55 56 /** 57 * Sets a listener that will be notified whenever the authenticator set changes 58 * @param listener the listener to notify, or null 59 * @param handler the {@link Handler} on which the notification will be posted. If null 60 * the notification will be posted on the main thread. 61 */ 62 void setListener(RegisteredServicesCacheListener<AuthenticatorDescription> listener, 63 Handler handler); 64 65 void invalidateCache(int userId); 66} 67