| // Copyright (c) 2022, 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.experimental.startup; |
| |
| import com.android.tools.r8.experimental.startup.profile.StartupProfileClassRule; |
| import com.android.tools.r8.experimental.startup.profile.StartupProfileMethodRule; |
| import com.android.tools.r8.experimental.startup.profile.StartupProfileRule; |
| import com.android.tools.r8.graph.AppView; |
| import com.android.tools.r8.graph.DexMethod; |
| import com.android.tools.r8.graph.DexType; |
| import com.android.tools.r8.graph.GraphLens; |
| import com.android.tools.r8.graph.PrunedItems; |
| import com.android.tools.r8.synthesis.SyntheticItems; |
| import com.android.tools.r8.utils.ThrowingConsumer; |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| public class EmptyStartupProfile extends StartupProfile { |
| |
| EmptyStartupProfile() {} |
| |
| @Override |
| public boolean containsClassRule(DexType type) { |
| return false; |
| } |
| |
| @Override |
| public boolean containsMethodRule(DexMethod method) { |
| return false; |
| } |
| |
| @Override |
| public <E1 extends Exception, E2 extends Exception> void forEachRule( |
| ThrowingConsumer<StartupProfileClassRule, E1> classRuleConsumer, |
| ThrowingConsumer<StartupProfileMethodRule, E2> methodRuleConsumer) { |
| // Intentionally empty. |
| } |
| |
| @Override |
| public StartupProfileClassRule getClassRule(DexType type) { |
| return null; |
| } |
| |
| @Override |
| public StartupProfileMethodRule getMethodRule(DexMethod method) { |
| return null; |
| } |
| |
| @Override |
| public Collection<StartupProfileRule> getRules() { |
| return Collections.emptyList(); |
| } |
| |
| @Override |
| public boolean isEmpty() { |
| return true; |
| } |
| |
| @Override |
| public EmptyStartupProfile rewrittenWithLens(GraphLens graphLens) { |
| return this; |
| } |
| |
| @Override |
| public EmptyStartupProfile toStartupOrderForWriting(AppView<?> appView) { |
| return this; |
| } |
| |
| @Override |
| public EmptyStartupProfile withoutPrunedItems( |
| PrunedItems prunedItems, SyntheticItems syntheticItems) { |
| return this; |
| } |
| } |