108 lines
3.4 KiB
Java
108 lines
3.4 KiB
Java
/*
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* Copyright 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.media;
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import android.annotation.NonNull;
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import android.annotation.SystemApi;
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import android.os.Build;
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import android.os.Parcel;
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import android.os.Parcelable;
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import androidx.annotation.RequiresApi;
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import java.util.Collections;
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import java.util.List;
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/**
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* This is a copied version of MediaParceledListSlice in framework with hidden API usages removed,
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* and also with some lint error fixed.
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*
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* Transfer a large list of Parcelable objects across an IPC. Splits into
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* multiple transactions if needed.
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*
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* TODO: Remove this from @SystemApi once all the MediaSession related classes are moved
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* to apex (or ParceledListSlice moved to apex). This class is temporaily added to system API
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* for moving classes step by step.
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*
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* @param <T> The type of the elements in the list.
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* @see BaseMediaParceledListSlice
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* @deprecated This is temporary marked as @SystemApi. Should be removed from the API surface.
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* @hide
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*/
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@Deprecated
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@RequiresApi(Build.VERSION_CODES.S)
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@SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
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public final class MediaParceledListSlice<T extends Parcelable>
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extends BaseMediaParceledListSlice<T> {
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public MediaParceledListSlice(@NonNull List<T> list) {
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super(list);
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}
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private MediaParceledListSlice(Parcel in, ClassLoader loader) {
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super(in, loader);
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}
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@NonNull
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public static <T extends Parcelable> MediaParceledListSlice<T> emptyList() {
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return new MediaParceledListSlice<T>(Collections.<T> emptyList());
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}
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@Override
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public int describeContents() {
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int contents = 0;
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final List<T> list = getList();
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for (int i=0; i<list.size(); i++) {
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contents |= list.get(i).describeContents();
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}
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return contents;
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}
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@Override
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void writeElement(T parcelable, Parcel dest, int callFlags) {
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parcelable.writeToParcel(dest, callFlags);
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}
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@Override
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void writeParcelableCreator(T parcelable, Parcel dest) {
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dest.writeParcelableCreator((Parcelable) parcelable);
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}
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@Override
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Parcelable.Creator<?> readParcelableCreator(Parcel from, ClassLoader loader) {
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return from.readParcelableCreator(loader);
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}
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@NonNull
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@SuppressWarnings("unchecked")
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public static final Parcelable.ClassLoaderCreator<MediaParceledListSlice> CREATOR =
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new Parcelable.ClassLoaderCreator<MediaParceledListSlice>() {
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public MediaParceledListSlice createFromParcel(Parcel in) {
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return new MediaParceledListSlice(in, null);
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}
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@Override
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public MediaParceledListSlice createFromParcel(Parcel in, ClassLoader loader) {
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return new MediaParceledListSlice(in, loader);
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}
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@Override
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public MediaParceledListSlice[] newArray(int size) {
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return new MediaParceledListSlice[size];
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}
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};
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}
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