ParcelConverters.java
/*
* Copyright 2020 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 androidx.work.multiprocess.parcelable;
import android.os.Parcel;
import android.os.Parcelable;
import androidx.annotation.NonNull;
import androidx.annotation.RestrictTo;
/**
* @hide
*/
@RestrictTo(RestrictTo.Scope.LIBRARY_GROUP)
public final class ParcelConverters {
private ParcelConverters() {
// Does nothing
}
/**
* Marshalls a {@link Parcelable}.
*/
@NonNull
public static byte[] marshall(@NonNull Parcelable parcelable) {
Parcel parcel = Parcel.obtain();
try {
parcelable.writeToParcel(parcel, 0 /* flags */);
return parcel.marshall();
} finally {
parcel.recycle();
}
}
/**
* Unmarshalls a {@code byte[]} to the {@link T} given a {@link android.os.Parcelable.Creator}.
*/
@NonNull
public static <T> T unmarshall(
@NonNull byte[] array,
@NonNull Parcelable.Creator<T> creator) {
Parcel parcel = Parcel.obtain();
try {
parcel.unmarshall(array, 0, array.length);
parcel.setDataPosition(0); // reset
return creator.createFromParcel(parcel);
} finally {
parcel.recycle();
}
}
}