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/*
* 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 com.android.modules.utils;
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
*/
public class ParceledListSlice<T extends Parcelable> extends BaseParceledListSlice<T> {
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
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")
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];
}
};
}
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