| // 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.graph; |
| |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| public abstract class InitClassLens { |
| |
| public static Builder builder() { |
| return new Builder(); |
| } |
| |
| public static ThrowingInitClassLens getThrowingInstance() { |
| return ThrowingInitClassLens.getInstance(); |
| } |
| |
| public abstract DexField getInitClassField(DexType clazz); |
| |
| public boolean isFinal() { |
| return false; |
| } |
| |
| public abstract InitClassLens rewrittenWithLens(GraphLens lens); |
| |
| public static class Builder { |
| |
| private final Map<DexType, DexField> mapping = new ConcurrentHashMap<>(); |
| |
| public void map(DexType type, DexField field) { |
| assert field.holder == type; |
| mapping.put(type, field); |
| } |
| |
| public FinalInitClassLens build() { |
| return new FinalInitClassLens(mapping); |
| } |
| } |
| } |