| // Copyright (c) 2020, 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.horizontalclassmerging.policies; |
| |
| import com.android.tools.r8.graph.AppInfoWithClassHierarchy; |
| import com.android.tools.r8.graph.AppView; |
| import com.android.tools.r8.graph.DexProgramClass; |
| import com.android.tools.r8.horizontalclassmerging.SingleClassPolicy; |
| import com.android.tools.r8.synthesis.SyntheticItems; |
| import com.android.tools.r8.utils.InternalOptions.HorizontalClassMergerOptions; |
| |
| public class CheckSyntheticClasses extends SingleClassPolicy { |
| |
| private final HorizontalClassMergerOptions options; |
| private final SyntheticItems syntheticItems; |
| |
| public CheckSyntheticClasses(AppView<? extends AppInfoWithClassHierarchy> appView) { |
| this.options = appView.options().horizontalClassMergerOptions(); |
| this.syntheticItems = appView.getSyntheticItems(); |
| } |
| |
| @Override |
| public boolean canMerge(DexProgramClass clazz) { |
| if (!options.isSyntheticMergingEnabled() && syntheticItems.isSyntheticClass(clazz)) { |
| return false; |
| } |
| if (options.isRestrictedToSynthetics() && !syntheticItems.isSyntheticClass(clazz)) { |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public String getName() { |
| return "CheckSyntheticClasses"; |
| } |
| } |