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 17 package com.android.camera.device; 18 19 /** 20 * Listener for camera opening lifecycle events. 21 */ 22 public interface SingleDeviceOpenListener<TDevice> { 23 /** 24 * Executed when a device is successfully opened. 25 * @param device the open device. 26 */ onDeviceOpened(TDevice device)27 public void onDeviceOpened(TDevice device); 28 29 /** 30 * Executed when an exception occurs opening the device. 31 */ onDeviceOpenException(Throwable throwable)32 public void onDeviceOpenException(Throwable throwable); 33 34 /** 35 * Executed when an exception occurs opening the device 36 * and the actual device object is provided. 37 */ onDeviceOpenException(TDevice device)38 public void onDeviceOpenException(TDevice device); 39 } 40