| // 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.retrace.internal; |
| |
| import com.android.tools.r8.references.ClassReference; |
| import com.android.tools.r8.references.FieldReference; |
| import com.android.tools.r8.references.Reference; |
| import java.util.Objects; |
| |
| /** Internal encoding of a field that allows for having either basic info or full info. */ |
| abstract class FieldDefinition implements Definition { |
| |
| static FieldDefinition create(ClassReference obfuscatedReference, String fieldName) { |
| return new BaseFieldDefinition(obfuscatedReference, fieldName); |
| } |
| |
| public static FieldDefinition create(FieldReference field) { |
| return new FullFieldDefinition(field); |
| } |
| |
| abstract FieldDefinition substituteHolder(ClassReference newHolder); |
| |
| static class BaseFieldDefinition extends FieldDefinition { |
| private final ClassReference classReference; |
| private final String name; |
| |
| private BaseFieldDefinition(ClassReference classReference, String name) { |
| this.classReference = classReference; |
| this.name = name; |
| } |
| |
| @Override |
| public String getName() { |
| return name; |
| } |
| |
| @Override |
| public ClassReference getHolderClass() { |
| return classReference; |
| } |
| |
| @Override |
| FieldDefinition substituteHolder(ClassReference newHolder) { |
| return FieldDefinition.create(newHolder, name); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| BaseFieldDefinition that = (BaseFieldDefinition) o; |
| return classReference.equals(that.classReference) && name.equals(that.name); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(classReference, name); |
| } |
| } |
| |
| static class FullFieldDefinition extends FieldDefinition { |
| |
| private final FieldReference fieldReference; |
| |
| private FullFieldDefinition(FieldReference fieldReference) { |
| this.fieldReference = fieldReference; |
| } |
| |
| @Override |
| public String getName() { |
| return fieldReference.getFieldName(); |
| } |
| |
| @Override |
| public ClassReference getHolderClass() { |
| return fieldReference.getHolderClass(); |
| } |
| |
| @Override |
| FieldDefinition substituteHolder(ClassReference newHolder) { |
| return create( |
| Reference.field(newHolder, fieldReference.getFieldName(), fieldReference.getFieldType())); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| FullFieldDefinition that = (FullFieldDefinition) o; |
| return fieldReference.equals(that.fieldReference); |
| } |
| |
| @Override |
| public int hashCode() { |
| return fieldReference.hashCode(); |
| } |
| } |
| } |