Migrated the Person class to its own file

Because we are expecting usage of Person across
other surfaces, we migrate the class out
of he Notification class which is already incredibly
huge.

Test: Migrated existing cts test
Change-Id: Ia487ae7965b5ca2b016245d21faa63e3b4628344
Fixes: 75980526
diff --git a/core/java/android/app/Notification.java b/core/java/android/app/Notification.java
index 86fedb1..8719875 100644
--- a/core/java/android/app/Notification.java
+++ b/core/java/android/app/Notification.java
@@ -3902,7 +3902,7 @@
          * @deprecated use {@link #addPerson(Person)}
          */
         public Builder addPerson(String uri) {
-            addPerson(new Person().setUri(uri));
+            addPerson(new Person.Builder().setUri(uri).build());
             return this;
         }
 
@@ -6384,7 +6384,7 @@
          * @deprecated use {@code MessagingStyle(Person)}
          */
         public MessagingStyle(@NonNull CharSequence userDisplayName) {
-            this(new Person().setName(userDisplayName));
+            this(new Person.Builder().setName(userDisplayName).build());
         }
 
         /**
@@ -6489,7 +6489,7 @@
          */
         public MessagingStyle addMessage(CharSequence text, long timestamp, CharSequence sender) {
             return addMessage(text, timestamp,
-                    sender == null ? null : new Person().setName(sender));
+                    sender == null ? null : new Person.Builder().setName(sender).build());
         }
 
         /**
@@ -6661,7 +6661,7 @@
             mUser = extras.getParcelable(EXTRA_MESSAGING_PERSON);
             if (mUser == null) {
                 CharSequence displayName = extras.getCharSequence(EXTRA_SELF_DISPLAY_NAME);
-                mUser = new Person().setName(displayName);
+                mUser = new Person.Builder().setName(displayName).build();
             }
             mConversationTitle = extras.getCharSequence(EXTRA_CONVERSATION_TITLE);
             Parcelable[] messages = extras.getParcelableArray(EXTRA_MESSAGES);
@@ -6916,7 +6916,8 @@
              *  @deprecated use {@code Message(CharSequence, long, Person)}
              */
             public Message(CharSequence text, long timestamp, CharSequence sender){
-                this(text, timestamp, sender == null ? null : new Person().setName(sender));
+                this(text, timestamp, sender == null ? null
+                        : new Person.Builder().setName(sender).build());
             }
 
             /**
@@ -6927,10 +6928,11 @@
              * Should be <code>null</code> for messages by the current user, in which case
              * the platform will insert the user set in {@code MessagingStyle(Person)}.
              * <p>
-             * The person provided should contain an Icon, set with {@link Person#setIcon(Icon)}
-             * and also have a name provided with {@link Person#setName(CharSequence)}. If multiple
-             * users have the same name, consider providing a key with {@link Person#setKey(String)}
-             * in order to differentiate between the different users.
+             * The person provided should contain an Icon, set with
+             * {@link Person.Builder#setIcon(Icon)} and also have a name provided
+             * with {@link Person.Builder#setName(CharSequence)}. If multiple users have the same
+             * name, consider providing a key with {@link Person.Builder#setKey(String)} in order
+             * to differentiate between the different users.
              * </p>
              */
             public Message(CharSequence text, long timestamp, @Nullable Person sender){
@@ -7092,7 +7094,7 @@
                             // the native api instead
                             CharSequence senderName = bundle.getCharSequence(KEY_SENDER);
                             if (senderName != null) {
-                                senderPerson = new Person().setName(senderName);
+                                senderPerson = new Person.Builder().setName(senderName).build();
                             }
                         }
                         Message message = new Message(bundle.getCharSequence(KEY_TEXT),
@@ -7787,217 +7789,6 @@
         }
     }
 
-    /**
-     * A Person associated with this Notification.
-     */
-    public static final class Person implements Parcelable {
-        @Nullable private CharSequence mName;
-        @Nullable private Icon mIcon;
-        @Nullable private String mUri;
-        @Nullable private String mKey;
-        private boolean mBot;
-        private boolean mImportant;
-
-        protected Person(Parcel in) {
-            mName = in.readCharSequence();
-            if (in.readInt() != 0) {
-                mIcon = Icon.CREATOR.createFromParcel(in);
-            }
-            mUri = in.readString();
-            mKey = in.readString();
-            mImportant = in.readBoolean();
-            mBot = in.readBoolean();
-        }
-
-        /**
-         * Create a new person.
-         */
-        public Person() {
-        }
-
-        /**
-         * Give this person a name.
-         *
-         * @param name the name of this person
-         */
-        public Person setName(@Nullable CharSequence name) {
-            this.mName = name;
-            return this;
-        }
-
-        /**
-         * Add an icon for this person.
-         * <br />
-         * This is currently only used for {@link MessagingStyle} notifications and should not be
-         * provided otherwise, in order to save memory. The system will prefer this icon over any
-         * images that are resolved from the URI.
-         *
-         * @param icon the icon of the person
-         */
-        public Person setIcon(@Nullable Icon icon) {
-            this.mIcon = icon;
-            return this;
-        }
-
-        /**
-         * Set a URI associated with this person.
-         *
-         * <P>
-         * Depending on user preferences, adding a URI to a Person may allow the notification to
-         * pass through interruption filters, if this notification is of
-         * category {@link #CATEGORY_CALL} or {@link #CATEGORY_MESSAGE}.
-         * The addition of people may also cause this notification to appear more prominently in
-         * the user interface.
-         * </P>
-         *
-         * <P>
-         * The person should be specified by the {@code String} representation of a
-         * {@link android.provider.ContactsContract.Contacts#CONTENT_LOOKUP_URI}.
-         * </P>
-         *
-         * <P>The system will also attempt to resolve {@code mailto:} and {@code tel:} schema
-         * URIs.  The path part of these URIs must exist in the contacts database, in the
-         * appropriate column, or the reference will be discarded as invalid. Telephone schema
-         * URIs will be resolved by {@link android.provider.ContactsContract.PhoneLookup}.
-         * </P>
-         *
-         * @param uri a URI for the person
-         */
-        public Person setUri(@Nullable String uri) {
-            mUri = uri;
-            return this;
-        }
-
-        /**
-         * Add a key to this person in order to uniquely identify it.
-         * This is especially useful if the name doesn't uniquely identify this person or if the
-         * display name is a short handle of the actual name.
-         *
-         * <P>If no key is provided, the name serves as as the key for the purpose of
-         * identification.</P>
-         *
-         * @param key the key that uniquely identifies this person
-         */
-        public Person setKey(@Nullable String key) {
-            mKey = key;
-            return this;
-        }
-
-        /**
-         * Sets whether this is an important person. Use this method to denote users who frequently
-         * interact with the user of this device, when it is not possible to refer to the user
-         * by {@link android.provider.ContactsContract.Contacts#CONTENT_LOOKUP_URI}.
-         *
-         * @param isImportant {@code true} if this is an important person, {@code false} otherwise.
-         */
-        public Person setImportant(boolean isImportant) {
-            mImportant = isImportant;
-            return this;
-        }
-
-        /**
-         * Sets whether this person is a machine rather than a human.
-         *
-         * @param isBot {@code true}  if this person is a machine, {@code false} otherwise.
-         */
-        public Person setBot(boolean isBot) {
-            mBot = isBot;
-            return this;
-        }
-
-        /**
-         * @return the uri provided for this person or {@code null} if no Uri was provided
-         */
-        @Nullable
-        public String getUri() {
-            return mUri;
-        }
-
-        /**
-         * @return the name provided for this person or {@code null} if no name was provided
-         */
-        @Nullable
-        public CharSequence getName() {
-            return mName;
-        }
-
-        /**
-         * @return the icon provided for this person or {@code null} if no icon was provided
-         */
-        @Nullable
-        public Icon getIcon() {
-            return mIcon;
-        }
-
-        /**
-         * @return the key provided for this person or {@code null} if no key was provided
-         */
-        @Nullable
-        public String getKey() {
-            return mKey;
-        }
-
-        /**
-         * @return whether this Person is a machine.
-         */
-        public boolean isBot() {
-            return mBot;
-        }
-
-        /**
-         * @return whether this Person is important.
-         */
-        public boolean isImportant() {
-            return mImportant;
-        }
-
-        /**
-         * @return the URI associated with this person, or "name:mName" otherwise
-         *  @hide
-         */
-        public String resolveToLegacyUri() {
-            if (mUri != null) {
-                return mUri;
-            }
-            if (mName != null) {
-                return "name:" + mName;
-            }
-            return "";
-        }
-
-        @Override
-        public int describeContents() {
-            return 0;
-        }
-
-        @Override
-        public void writeToParcel(Parcel dest, @WriteFlags int flags) {
-            dest.writeCharSequence(mName);
-            if (mIcon != null) {
-                dest.writeInt(1);
-                mIcon.writeToParcel(dest, 0);
-            } else {
-                dest.writeInt(0);
-            }
-            dest.writeString(mUri);
-            dest.writeString(mKey);
-            dest.writeBoolean(mImportant);
-            dest.writeBoolean(mBot);
-        }
-
-        public static final Creator<Person> CREATOR = new Creator<Person>() {
-            @Override
-            public Person createFromParcel(Parcel in) {
-                return new Person(in);
-            }
-
-            @Override
-            public Person[] newArray(int size) {
-                return new Person[size];
-            }
-        };
-    }
-
     // When adding a new Style subclass here, don't forget to update
     // Builder.getNotificationStyleClass.