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      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 
     17 package com.android.cts.usespermissiondiffcertapp;
     18 
     19 import static android.text.format.DateUtils.SECOND_IN_MILLIS;
     20 
     21 import android.app.Activity;
     22 import android.content.Intent;
     23 import android.os.Bundle;
     24 import android.os.Handler;
     25 import android.os.Looper;
     26 import android.os.MessageQueue.IdleHandler;
     27 import android.os.SystemClock;
     28 import android.util.Log;
     29 
     30 public class ReceiveUriActivity extends Activity {
     31     static final String TAG = "ReceiveUriActivity";
     32     private static final Object sLock = new Object();
     33     private static boolean sStarted;
     34     private static boolean sNewIntent;
     35     private static boolean sDestroyed = true;
     36     private static ReceiveUriActivity sCurInstance;
     37 
     38     private static final long TIMEOUT_MILLIS = 30 * SECOND_IN_MILLIS;
     39 
     40     Handler mHandler = new Handler();
     41 
     42     @Override
     43     protected void onCreate(Bundle savedInstanceState) {
     44         super.onCreate(savedInstanceState);
     45 
     46         synchronized (sLock) {
     47             Log.i(TAG, "onCreate: sCurInstance=" + sCurInstance);
     48             if (sCurInstance != null) {
     49                 finishCurInstance();
     50             }
     51             sCurInstance = this;
     52             sStarted = true;
     53             sDestroyed = false;
     54             sLock.notifyAll();
     55         }
     56     }
     57 
     58     @Override
     59     protected void onNewIntent(Intent intent) {
     60         super.onNewIntent(intent);
     61 
     62         synchronized (sLock) {
     63             Log.i(TAG, "onNewIntent: sCurInstance=" + sCurInstance);
     64             sNewIntent = true;
     65             sLock.notifyAll();
     66         }
     67     }
     68 
     69     @Override
     70     protected void onDestroy() {
     71         super.onDestroy();
     72         Log.i(TAG, "onDestroy: sCurInstance=" + sCurInstance);
     73         Looper.myQueue().addIdleHandler(new IdleHandler() {
     74             @Override
     75             public boolean queueIdle() {
     76                 synchronized (sLock) {
     77                     sDestroyed = true;
     78                     sLock.notifyAll();
     79                 }
     80                 return false;
     81             }
     82         });
     83     }
     84 
     85     public static void finishCurInstance() {
     86         synchronized (sLock) {
     87             if (sCurInstance != null) {
     88                 sCurInstance.finish();
     89                 sCurInstance = null;
     90             }
     91         }
     92     }
     93 
     94     public static void finishCurInstanceSync() {
     95         finishCurInstance();
     96 
     97         synchronized (sLock) {
     98             final long startTime = SystemClock.uptimeMillis();
     99             while (!sDestroyed) {
    100                 try {
    101                     sLock.wait(TIMEOUT_MILLIS);
    102                 } catch (InterruptedException e) {
    103                 }
    104                 if (SystemClock.uptimeMillis() >= (startTime + TIMEOUT_MILLIS)) {
    105                     throw new RuntimeException("Timeout");
    106                 }
    107             }
    108         }
    109     }
    110 
    111     public static void clearStarted() {
    112         synchronized (sLock) {
    113             sStarted = false;
    114         }
    115     }
    116 
    117     public static void clearNewIntent() {
    118         synchronized (sLock) {
    119             sNewIntent = false;
    120         }
    121     }
    122 
    123     public static void waitForStart() {
    124         synchronized (sLock) {
    125             final long startTime = SystemClock.uptimeMillis();
    126             while (!sStarted) {
    127                 try {
    128                     sLock.wait(TIMEOUT_MILLIS);
    129                 } catch (InterruptedException e) {
    130                 }
    131                 if (SystemClock.uptimeMillis() >= (startTime + TIMEOUT_MILLIS)) {
    132                     throw new RuntimeException("Timeout");
    133                 }
    134             }
    135         }
    136     }
    137 
    138     public static void waitForNewIntent() {
    139         synchronized (sLock) {
    140             final long startTime = SystemClock.uptimeMillis();
    141             while (!sNewIntent) {
    142                 try {
    143                     sLock.wait(TIMEOUT_MILLIS);
    144                 } catch (InterruptedException e) {
    145                 }
    146                 if (SystemClock.uptimeMillis() >= (startTime + TIMEOUT_MILLIS)) {
    147                     throw new RuntimeException("Timeout");
    148                 }
    149             }
    150         }
    151     }
    152 }
    153