1/* 2 * Copyright (C) 2015 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.net; 18 19import com.android.internal.util.StateMachine; 20 21/** 22 * Interface that must be implemented by DHCP state machines. 23 * 24 * This is an abstract class instead of a Java interface so that callers can just declare an object 25 * of this type and be able to call all the methods defined by either StateMachine or this class. 26 * 27 * @hide 28 */ 29public abstract class BaseDhcpStateMachine extends StateMachine { 30 protected BaseDhcpStateMachine(String tag) { 31 super(tag); 32 } 33 public abstract void registerForPreDhcpNotification(); 34 public abstract void doQuit(); 35} 36