content: /*
   * Copyright (C) 2011 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.content.pm;
  
  import android.annotation.UnsupportedAppUsage;
  import android.os.Build;
  import android.os.Parcel;
  import android.os.Parcelable;
  
  import java.util.Collections;
  import java.util.List;
  
  /**
   * Transfer a large list of Parcelable objects across an IPC.  Splits into
   * multiple transactions if needed.
   *
   * @see BaseParceledListSlice
   *
   * @hide
   */
  public class ParceledListSlice<T extends Parcelable> extends BaseParceledListSlice<T> {
      @UnsupportedAppUsage
      public ParceledListSlice(List<T> list) {
          super(list);
      }
  
      private ParceledListSlice(Parcel in, ClassLoader loader) {
          super(in, loader);
      }
  
      public static <T extends Parcelable> ParceledListSlice<T> emptyList() {
          return new ParceledListSlice<T>(Collections.<T> emptyList());
      }
  
      @Override
      public int describeContents() {
          int contents = 0;
          final List<T> list = getList();
          for (int i=0; i<list.size(); i++) {
              contents |= list.get(i).describeContents();
          }
          return contents;
      }
  
      @Override
      protected void writeElement(T parcelable, Parcel dest, int callFlags) {
          parcelable.writeToParcel(dest, callFlags);
      }
  
      @Override
      @UnsupportedAppUsage
      protected void writeParcelableCreator(T parcelable, Parcel dest) {
          dest.writeParcelableCreator((Parcelable) parcelable);
      }
  
      @Override
      protected Parcelable.Creator<?> readParcelableCreator(Parcel from, ClassLoader loader) {
          return from.readParcelableCreator(loader);
      }
  
      @SuppressWarnings("unchecked")
      @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
      public static final Parcelable.ClassLoaderCreator<ParceledListSlice> CREATOR =
              new Parcelable.ClassLoaderCreator<ParceledListSlice>() {
          public ParceledListSlice createFromParcel(Parcel in) {
              return new ParceledListSlice(in, null);
          }
  
          @Override
          public ParceledListSlice createFromParcel(Parcel in, ClassLoader loader) {
              return new ParceledListSlice(in, loader);
          }
  
          @Override
          public ParceledListSlice[] newArray(int size) {
              return new ParceledListSlice[size];
          }
      };
  }
  