1 /*
2  * Copyright (C) 2014 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 android.hardware.location;
18 
19 import android.annotation.NonNull;
20 import android.os.Parcel;
21 import android.os.Parcelable;
22 
23 import java.security.InvalidParameterException;
24 import java.util.Arrays;
25 import java.util.List;
26 
27 /**
28  * A class representing an event for Activity changes.
29  *
30  * @hide
31  */
32 public class ActivityChangedEvent implements Parcelable {
33     private final List<ActivityRecognitionEvent> mActivityRecognitionEvents;
34 
ActivityChangedEvent(ActivityRecognitionEvent[] activityRecognitionEvents)35     public ActivityChangedEvent(ActivityRecognitionEvent[] activityRecognitionEvents) {
36         if (activityRecognitionEvents == null) {
37             throw new InvalidParameterException(
38                     "Parameter 'activityRecognitionEvents' must not be null.");
39         }
40 
41         mActivityRecognitionEvents = Arrays.asList(activityRecognitionEvents);
42     }
43 
44     @NonNull
getActivityRecognitionEvents()45     public Iterable<ActivityRecognitionEvent> getActivityRecognitionEvents() {
46         return mActivityRecognitionEvents;
47     }
48 
49     public static final @android.annotation.NonNull Creator<ActivityChangedEvent> CREATOR =
50             new Creator<ActivityChangedEvent>() {
51         @Override
52         public ActivityChangedEvent createFromParcel(Parcel source) {
53             int activityRecognitionEventsLength = source.readInt();
54             ActivityRecognitionEvent[] activityRecognitionEvents =
55                     new ActivityRecognitionEvent[activityRecognitionEventsLength];
56             source.readTypedArray(activityRecognitionEvents, ActivityRecognitionEvent.CREATOR);
57 
58             return new ActivityChangedEvent(activityRecognitionEvents);
59         }
60 
61         @Override
62         public ActivityChangedEvent[] newArray(int size) {
63             return new ActivityChangedEvent[size];
64         }
65     };
66 
67     @Override
describeContents()68     public int describeContents() {
69         return 0;
70     }
71 
72     @Override
writeToParcel(Parcel parcel, int flags)73     public void writeToParcel(Parcel parcel, int flags) {
74         ActivityRecognitionEvent[] activityRecognitionEventArray =
75                 mActivityRecognitionEvents.toArray(new ActivityRecognitionEvent[0]);
76         parcel.writeInt(activityRecognitionEventArray.length);
77         parcel.writeTypedArray(activityRecognitionEventArray, flags);
78     }
79 
80     @Override
toString()81     public String toString() {
82         StringBuilder builder = new StringBuilder("[ ActivityChangedEvent:");
83 
84         for (ActivityRecognitionEvent event : mActivityRecognitionEvents) {
85             builder.append("\n    ");
86             builder.append(event.toString());
87         }
88         builder.append("\n]");
89 
90         return builder.toString();
91     }
92 }
93