1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
|
/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.app;
import android.annotation.SystemApi;
import android.content.Intent;
import android.os.Parcel;
import android.os.Parcelable;
import android.text.TextUtils;
import org.json.JSONException;
import org.json.JSONObject;
import org.xmlpull.v1.XmlSerializer;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
/**
* A grouping of related notification channels. e.g., channels that all belong to a single account.
*/
public final class NotificationChannelGroup implements Parcelable {
/**
* The maximum length for text fields in a NotificationChannelGroup. Fields will be truncated at
* this limit.
*/
private static final int MAX_TEXT_LENGTH = 1000;
private static final String TAG_GROUP = "channelGroup";
private static final String ATT_NAME = "name";
private static final String ATT_ID = "id";
private final String mId;
private CharSequence mName;
private List<NotificationChannel> mChannels = new ArrayList<>();
/**
* Creates a notification channel group.
*
* @param id The id of the group. Must be unique per package. the value may be truncated if
* it is too long.
* @param name The user visible name of the group. You can rename this group when the system
* locale changes by listening for the {@link Intent#ACTION_LOCALE_CHANGED}
* broadcast. <p>The recommended maximum length is 40 characters; the value may be
* truncated if it is too long.
*/
public NotificationChannelGroup(String id, CharSequence name) {
this.mId = getTrimmedString(id);
this.mName = name != null ? getTrimmedString(name.toString()) : null;
}
/**
* @hide
*/
protected NotificationChannelGroup(Parcel in) {
if (in.readByte() != 0) {
mId = in.readString();
} else {
mId = null;
}
mName = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in);
in.readParcelableList(mChannels, NotificationChannel.class.getClassLoader());
}
private String getTrimmedString(String input) {
if (input != null && input.length() > MAX_TEXT_LENGTH) {
return input.substring(0, MAX_TEXT_LENGTH);
}
return input;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
if (mId != null) {
dest.writeByte((byte) 1);
dest.writeString(mId);
} else {
dest.writeByte((byte) 0);
}
TextUtils.writeToParcel(mName, dest, flags);
dest.writeParcelableList(mChannels, flags);
}
/**
* Returns the id of this channel.
*/
public String getId() {
return mId;
}
/**
* Returns the user visible name of this channel.
*/
public CharSequence getName() {
return mName;
}
/**
* Returns the list of channels that belong to this group
*/
public List<NotificationChannel> getChannels() {
return mChannels;
}
/**
* @hide
*/
public void addChannel(NotificationChannel channel) {
mChannels.add(channel);
}
/**
* @hide
*/
public void writeXml(XmlSerializer out) throws IOException {
out.startTag(null, TAG_GROUP);
out.attribute(null, ATT_ID, getId());
if (getName() != null) {
out.attribute(null, ATT_NAME, getName().toString());
}
out.endTag(null, TAG_GROUP);
}
/**
* @hide
*/
@SystemApi
public JSONObject toJson() throws JSONException {
JSONObject record = new JSONObject();
record.put(ATT_ID, getId());
record.put(ATT_NAME, getName());
return record;
}
public static final Creator<NotificationChannelGroup> CREATOR =
new Creator<NotificationChannelGroup>() {
@Override
public NotificationChannelGroup createFromParcel(Parcel in) {
return new NotificationChannelGroup(in);
}
@Override
public NotificationChannelGroup[] newArray(int size) {
return new NotificationChannelGroup[size];
}
};
@Override
public int describeContents() {
return 0;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
NotificationChannelGroup that = (NotificationChannelGroup) o;
if (getId() != null ? !getId().equals(that.getId()) : that.getId() != null) return false;
if (getName() != null ? !getName().equals(that.getName()) : that.getName() != null) {
return false;
}
return true;
}
@Override
public NotificationChannelGroup clone() {
return new NotificationChannelGroup(getId(), getName());
}
@Override
public int hashCode() {
int result = getId() != null ? getId().hashCode() : 0;
result = 31 * result + (getName() != null ? getName().hashCode() : 0);
return result;
}
@Override
public String toString() {
return "NotificationChannelGroup{" +
"mId='" + mId + '\'' +
", mName=" + mName +
", mChannels=" + mChannels +
'}';
}
}
|
