| /* |
| * 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.car.vms; |
| |
| import android.car.annotation.FutureFeature; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| /** |
| * A dependency for a VMS layer on other VMS layers. |
| * |
| * @hide |
| */ |
| @FutureFeature |
| public final class VmsLayerDependency implements Parcelable { |
| private final VmsLayer mLayer; |
| private final Set<VmsLayer> mDependency; |
| |
| /** |
| * Construct a dependency for layer on other layers. |
| */ |
| public VmsLayerDependency(VmsLayer layer, Set<VmsLayer> dependencies) { |
| mLayer = layer; |
| mDependency = Collections.unmodifiableSet(dependencies); |
| } |
| |
| /** |
| * Constructs a layer without a dependency. |
| */ |
| public VmsLayerDependency(VmsLayer layer) { |
| mLayer = layer; |
| mDependency = Collections.emptySet(); |
| } |
| |
| /** |
| * Checks if a layer has a dependency. |
| */ |
| public boolean hasDependencies() { |
| return (!mDependency.isEmpty()); |
| } |
| |
| public VmsLayer getLayer() { |
| return mLayer; |
| } |
| |
| /** |
| * Returns the dependencies. |
| */ |
| public Set<VmsLayer> getDependencies() { |
| return mDependency; |
| } |
| |
| public static final Parcelable.Creator<VmsLayerDependency> CREATOR = new |
| Parcelable.Creator<VmsLayerDependency>() { |
| public VmsLayerDependency createFromParcel(Parcel in) { |
| return new VmsLayerDependency(in); |
| } |
| public VmsLayerDependency[] newArray(int size) { |
| return new VmsLayerDependency[size]; |
| } |
| }; |
| |
| public String toString() { |
| return "VmsLayerDependency{ Layer: " + mLayer + " Dependency: " + mDependency + "}"; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel out, int flags) { |
| out.writeParcelable(mLayer, flags); |
| out.writeParcelableList(new ArrayList<VmsLayer>(mDependency), flags); |
| } |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| private VmsLayerDependency(Parcel in) { |
| mLayer = in.readParcelable(VmsLayer.class.getClassLoader()); |
| List<VmsLayer> dependency = new ArrayList<>(); |
| in.readParcelableList(dependency, VmsLayer.class.getClassLoader()); |
| mDependency = Collections.unmodifiableSet(new HashSet<VmsLayer>(dependency)); |
| } |
| } |