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 package com.android.tv.testing.testinput; 17 18 import android.content.ComponentName; 19 import android.content.ServiceConnection; 20 import android.os.IBinder; 21 import android.os.RemoteException; 22 import android.os.SystemClock; 23 import android.util.Log; 24 25 import com.android.tv.testing.ChannelInfo; 26 27 /** 28 * Connection for controlling the Test TV Input Service. 29 * 30 * <p>Wrapped methods for calling {@link ITestInputControl} that waits for a binding and rethrows 31 * {@link RemoteException} as {@link RuntimeException } are also included. 32 */ 33 public class TestInputControlConnection implements ServiceConnection { 34 private static final String TAG = "TestInputControlConn"; 35 private static final int BOUND_CHECK_INTERVAL_MS = 10; 36 37 private ITestInputControl mControl; 38 39 @Override 40 public void onServiceConnected(ComponentName name, IBinder service) { 41 mControl = ITestInputControl.Stub.asInterface(service); 42 } 43 44 @Override 45 public void onServiceDisconnected(ComponentName name) { 46 Log.w(TAG, "TestInputControl service disconnected unexpectedly."); 47 mControl = null; 48 } 49 50 /** 51 * Is the service currently connected. 52 */ 53 public boolean isBound() { 54 return mControl != null; 55 } 56 57 /** 58 * Update the state of the channel. 59 * 60 * @param channel the channel to update. 61 * @param data the new state for the channel. 62 */ 63 public void updateChannelState(ChannelInfo channel, ChannelStateData data) { 64 waitUntilBound(); 65 try { 66 mControl.updateChannelState(channel.originalNetworkId, data); 67 } catch (RemoteException e) { 68 throw new RuntimeException(e); 69 } 70 } 71 72 /** 73 * Sleep until {@link #isBound()} is true; 74 */ 75 public void waitUntilBound() { 76 while (!isBound()) { 77 SystemClock.sleep(BOUND_CHECK_INTERVAL_MS); 78 } 79 } 80 } 81