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/*
* Copyright (C) 2016 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 com.android.tv.data;
import android.os.Parcel;
import android.os.Parcelable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
/**
* A convenience class for the list of {@link Parcelable}s.
*/
public final class ParcelableList<T extends Parcelable> implements Parcelable {
/**
* Create instance from {@link Parcel}.
*/
public static ParcelableList fromParcel(Parcel in) {
ParcelableList list = new ParcelableList();
int length = in.readInt();
if (length > 0) {
for (int i = 0; i < length; ++i) {
list.mList.add(in.readParcelable(Thread.currentThread().getContextClassLoader()));
}
}
return list;
}
/**
* A creator for {@link ParcelableList}.
*/
public static final Creator<ParcelableList> CREATOR = new Creator<ParcelableList>() {
@Override
public ParcelableList createFromParcel(Parcel in) {
return ParcelableList.fromParcel(in);
}
@Override
public ParcelableList[] newArray(int size) {
return new ParcelableList[size];
}
};
private final List<T> mList = new ArrayList<>();
private ParcelableList() { }
public ParcelableList(Collection<T> initialList) {
mList.addAll(initialList);
}
/**
* Returns the list.
*/
public List<T> getList() {
return new ArrayList<T>(mList);
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel out, int paramInt) {
out.writeInt(mList.size());
for (T data : mList) {
out.writeParcelable(data, 0);
}
}
}
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