src/tools/android/java/com/google/devtools/build/android/desugar/runtime/HiddenConsumerWrapper.java

// Copyright 2019 The Bazel Authors. All rights reserved.
//
// 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.google.devtools.build.android.desugar.runtime;

import android.app.role.RoleManager;
import android.os.UserHandle;
import java.util.concurrent.Executor;
import java.util.function.Consumer;

/**
 * Conversion from desugared to built-in {@link Consumer} for calling hidden Android APIs (see
 * b/145531945).
 */
// TODO(b/74087778): Unnecessary when j$.u.f.Consumer becomes subtype of built-in j.u.f.Consumer
@SuppressWarnings("AndroidJdkLibsChecker")
public final class HiddenConsumerWrapper<T> implements Consumer<T> {

  private final j$.util.function.Consumer<T> wrapped;

  private HiddenConsumerWrapper(j$.util.function.Consumer<T> wrapped) {
    this.wrapped = wrapped;
  }

  @Override
  public void accept(T t) {
    wrapped.accept(t);
  }

  public static void addRoleHolderAsUser(
      RoleManager receiver,
      String roleName,
      String packageName,
      int flags,
      UserHandle user,
      Executor executor,
      j$.util.function.Consumer<Boolean> callback) {
    receiver.addRoleHolderAsUser(
        roleName,
        packageName,
        flags,
        user,
        executor,
        callback != null ? new HiddenConsumerWrapper<Boolean>(callback) : null);
  }
}