| // 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 com.android.tools.r8.utils.OptionalBool; | 
 |  | 
 | public abstract class MemberResolutionResult< | 
 |     D extends DexEncodedMember<D, R>, R extends DexMember<D, R>> { | 
 |  | 
 |   public DexClassAndMember<D, R> getResolutionPair() { | 
 |     return null; | 
 |   } | 
 |  | 
 |   public abstract boolean isSuccessfulMemberResolutionResult(); | 
 |  | 
 |   public abstract SuccessfulMemberResolutionResult<D, R> asSuccessfulMemberResolutionResult(); | 
 |  | 
 |   public abstract OptionalBool isAccessibleFrom( | 
 |       ProgramDefinition context, AppInfoWithClassHierarchy appInfo); | 
 |  | 
 |   public final OptionalBool isAccessibleFrom( | 
 |       ProgramDefinition context, AppView<? extends AppInfoWithClassHierarchy> appView) { | 
 |     return isAccessibleFrom(context, appView.appInfo()); | 
 |   } | 
 |  | 
 |   /** | 
 |    * Returns true if resolution failed. | 
 |    * | 
 |    * <p>Note the disclaimer in the doc of {@code MethodResolutionResult.isSingleResolution()}. | 
 |    */ | 
 |   public boolean isFailedResolution() { | 
 |     return false; | 
 |   } | 
 |  | 
 |   public boolean isFieldResolutionResult() { | 
 |     return false; | 
 |   } | 
 |  | 
 |   public boolean isMethodResolutionResult() { | 
 |     return false; | 
 |   } | 
 |  | 
 |   public FieldResolutionResult asFieldResolutionResult() { | 
 |     return null; | 
 |   } | 
 |  | 
 |   public MethodResolutionResult asMethodResolutionResult() { | 
 |     return null; | 
 |   } | 
 | } |