| // Copyright 2023 The Bazel Authors. All rights reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| package com.google.devtools.build.lib.skyframe.serialization; |
| |
| import com.google.protobuf.CodedInputStream; |
| import java.io.IOException; |
| |
| /** {@link ObjectCodec} that uses only {@link AsyncDeserializationContext}. */ |
| public abstract class AsyncObjectCodec<T> implements ObjectCodec<T> { |
| |
| @Override |
| public final MemoizationStrategy getStrategy() { |
| return MemoizationStrategy.MEMOIZE_BEFORE; |
| } |
| |
| /** Adapter for synchronous contexts. */ |
| @Override |
| public final T deserialize(DeserializationContext context, CodedInputStream codedIn) |
| throws SerializationException, IOException { |
| return deserializeAsync(context, codedIn); |
| } |
| |
| /** |
| * This has the same contract as {@link #deserialize}, but narrows the {@code context} API to |
| * methods that are compatible with async deserialization. |
| */ |
| public abstract T deserializeAsync(AsyncDeserializationContext context, CodedInputStream codedIn) |
| throws SerializationException, IOException; |
| } |