// Copyright (c) 2019, the R8 project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

package com.android.tools.r8.ir.optimize.info;

import com.android.tools.r8.graph.AppView;
import com.android.tools.r8.graph.DexEncodedField;
import com.android.tools.r8.graph.DexEncodedMethod;
import com.android.tools.r8.ir.conversion.FieldOptimizationFeedback;
import com.android.tools.r8.ir.conversion.MethodOptimizationFeedback;
import com.android.tools.r8.shaking.AppInfoWithLivenessModifier;
import com.android.tools.r8.utils.ThreadUtils;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.function.Consumer;

public abstract class OptimizationFeedback
    implements FieldOptimizationFeedback, MethodOptimizationFeedback {

  public interface OptimizationInfoFixer {

    void fixup(DexEncodedField field);

    void fixup(DexEncodedMethod method);
  }

  public void fixupOptimizationInfos(
      AppView<?> appView, ExecutorService executorService, OptimizationInfoFixer fixer)
      throws ExecutionException {
    ThreadUtils.processItems(
        appView.appInfo().classes(),
        clazz -> {
          clazz.fields().forEach(fixer::fixup);
          clazz.methods().forEach(fixer::fixup);
        },
        executorService);
  }

  public void modifyAppInfoWithLiveness(Consumer<AppInfoWithLivenessModifier> consumer) {
    // Intentionally empty.
  }
}