1 /*
2  * Copyright 2018 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 androidx.core.app;
18 
19 import android.os.Bundle;
20 
21 import androidx.annotation.NonNull;
22 import androidx.annotation.Nullable;
23 import androidx.core.graphics.drawable.IconCompat;
24 
25 /**
26  * Provides an immutable reference to an entity that appears repeatedly on different surfaces of the
27  * platform. For example, this could represent the sender of a message.
28  */
29 public class Person {
30     private static final String NAME_KEY = "name";
31     private static final String ICON_KEY = "icon";
32     private static final String URI_KEY = "uri";
33     private static final String KEY_KEY = "key";
34     private static final String IS_BOT_KEY = "isBot";
35     private static final String IS_IMPORTANT_KEY = "isImportant";
36 
37     /**
38      * Extracts and returns the {@link Person} written to the {@code bundle}. A bundle can be
39      * created from a {@link Person} using {@link #toBundle()}.
40      */
fromBundle(Bundle bundle)41     public static Person fromBundle(Bundle bundle) {
42         Bundle iconBundle = bundle.getBundle(ICON_KEY);
43         return new Builder()
44                 .setName(bundle.getCharSequence(NAME_KEY))
45                 .setIcon(iconBundle != null ? IconCompat.createFromBundle(iconBundle) : null)
46                 .setUri(bundle.getString(URI_KEY))
47                 .setKey(bundle.getString(KEY_KEY))
48                 .setBot(bundle.getBoolean(IS_BOT_KEY))
49                 .setImportant(bundle.getBoolean(IS_IMPORTANT_KEY))
50                 .build();
51     }
52 
53     @Nullable private CharSequence mName;
54     @Nullable private IconCompat mIcon;
55     @Nullable private String mUri;
56     @Nullable private String mKey;
57     private boolean mIsBot;
58     private boolean mIsImportant;
59 
Person(Builder builder)60     private Person(Builder builder) {
61         mName = builder.mName;
62         mIcon = builder.mIcon;
63         mUri = builder.mUri;
64         mKey = builder.mKey;
65         mIsBot = builder.mIsBot;
66         mIsImportant = builder.mIsImportant;
67     }
68 
69     /**
70      * Writes and returns a new {@link Bundle} that represents this {@link Person}. This bundle can
71      * be converted back by using {@link #fromBundle(Bundle)}.
72      */
toBundle()73     public Bundle toBundle() {
74         Bundle result = new Bundle();
75         result.putCharSequence(NAME_KEY, mName);
76         result.putBundle(ICON_KEY, mIcon != null ? mIcon.toBundle() : null);
77         result.putString(URI_KEY, mUri);
78         result.putString(KEY_KEY, mKey);
79         result.putBoolean(IS_BOT_KEY, mIsBot);
80         result.putBoolean(IS_IMPORTANT_KEY, mIsImportant);
81         return result;
82     }
83 
84     /** Creates and returns a new {@link Builder} initialized with this Person's data. */
toBuilder()85     public Builder toBuilder() {
86         return new Builder(this);
87     }
88 
89     /**
90      * Returns the name for this {@link Person} or {@code null} if no name was provided. This could
91      * be a full name, nickname, username, etc.
92      */
93     @Nullable
getName()94     public CharSequence getName() {
95         return mName;
96     }
97 
98     /** Returns the icon for this {@link Person} or {@code null} if no icon was provided. */
99     @Nullable
getIcon()100     public IconCompat getIcon() {
101         return mIcon;
102     }
103 
104     /**
105      * Returns the raw URI for this {@link Person} or {@code null} if no URI was provided. A URI can
106      * be any of the following:
107      * <ul>
108      *     <li>The {@code String} representation of a
109      *     {@link android.provider.ContactsContract.Contacts#CONTENT_LOOKUP_URI}</li>
110      *     <li>A {@code mailto:} schema*</li>
111      *     <li>A {@code tel:} schema*</li>
112      * </ul>
113      *
114      * <p>*Note for these schemas, the path portion of the URI must exist in the contacts
115      * database in their appropriate column, otherwise the reference should be discarded.
116      */
117     @Nullable
getUri()118     public String getUri() {
119         return mUri;
120     }
121 
122     /**
123      * Returns the key for this {@link Person} or {@code null} if no key was provided. This is
124      * provided as a unique identifier between other {@link Person}s.
125      */
126     @Nullable
getKey()127     public String getKey() {
128         return mKey;
129     }
130 
131     /**
132      * Returns whether or not this {@link Person} is a machine rather than a human. Used primarily
133      * to identify automated tooling.
134      */
isBot()135     public boolean isBot() {
136         return mIsBot;
137     }
138 
139     /**
140      * Returns whether or not this {@link Person} is important to the user of this device with
141      * regards to how frequently they interact.
142      */
isImportant()143     public boolean isImportant() {
144         return mIsImportant;
145     }
146 
147     /** Builder for the immutable {@link Person} class. */
148     public static class Builder {
149         @Nullable private CharSequence mName;
150         @Nullable private IconCompat mIcon;
151         @Nullable private String mUri;
152         @Nullable private String mKey;
153         private boolean mIsBot;
154         private boolean mIsImportant;
155 
156         /** Creates a new, empty {@link Builder}. */
Builder()157         public Builder() { }
158 
Builder(Person person)159         private Builder(Person person) {
160             mName = person.mName;
161             mIcon = person.mIcon;
162             mUri = person.mUri;
163             mKey = person.mKey;
164             mIsBot = person.mIsBot;
165             mIsImportant = person.mIsImportant;
166         }
167 
168         /**
169          * Give this {@link Person} a name to use for display. This can be, for example, a full
170          * name, nickname, username, etc.
171          */
172         @NonNull
setName(@ullable CharSequence name)173         public Builder setName(@Nullable CharSequence name) {
174             mName = name;
175             return this;
176         }
177 
178         /**
179          * Set an icon for this {@link Person}.
180          *
181          * <p>The system will prefer this icon over any images that are resolved from
182          * {@link #setUri(String)}.
183          */
184         @NonNull
setIcon(@ullable IconCompat icon)185         public Builder setIcon(@Nullable IconCompat icon) {
186             mIcon = icon;
187             return this;
188         }
189 
190         /**
191          * Set a URI for this {@link Person} which can be any of the following:
192          * <ul>
193          *     <li>The {@code String} representation of a
194          *     {@link android.provider.ContactsContract.Contacts#CONTENT_LOOKUP_URI}</li>
195          *     <li>A {@code mailto:} schema*</li>
196          *     <li>A {@code tel:} schema*</li>
197          * </ul>
198          *
199          * <p>*Note for these schemas, the path portion of the URI must exist in the contacts
200          * database in their appropriate column, otherwise the reference will be discarded.
201          */
202         @NonNull
setUri(@ullable String uri)203         public Builder setUri(@Nullable String uri) {
204             mUri = uri;
205             return this;
206         }
207 
208         /**
209          * Set a unique identifier for this {@link Person}. This is especially useful if the
210          * {@link #setName(CharSequence)} value isn't unique. This value is preferred for
211          * identification, but if it's not provided, the person's name will be used in its place.
212          */
213         @NonNull
setKey(@ullable String key)214         public Builder setKey(@Nullable String key) {
215             mKey = key;
216             return this;
217         }
218 
219         /**
220          * Sets whether or not this {@link Person} represents a machine rather than a human. This is
221          * used primarily for testing and automated tooling.
222          */
223         @NonNull
setBot(boolean bot)224         public Builder setBot(boolean bot) {
225             mIsBot = bot;
226             return this;
227         }
228 
229         /**
230          * Sets whether this is an important person. Use this method to denote users who frequently
231          * interact with the user of this device when {@link #setUri(String)} isn't provided with
232          * {@link android.provider.ContactsContract.Contacts#CONTENT_LOOKUP_URI}, and instead with
233          * the {@code mailto:} or {@code tel:} schemas.
234          */
235         @NonNull
setImportant(boolean important)236         public Builder setImportant(boolean important) {
237             mIsImportant = important;
238             return this;
239         }
240 
241         /** Creates and returns the {@link Person} this builder represents. */
242         @NonNull
build()243         public Person build() {
244             return new Person(this);
245         }
246     }
247 }
248