Line data    Source code

       1             : // Copyright (C) 2019 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.server.cache.serialize;
      16             : 
      17             : import com.google.gerrit.proto.Protos;
      18             : import com.google.protobuf.MessageLite;
      19             : import com.google.protobuf.Parser;
      20             : 
      21             : /** A CacheSerializer for Protobuf messages. */
      22             : public class ProtobufSerializer<T extends MessageLite> implements CacheSerializer<T> {
      23             :   private final Parser<T> parser;
      24             : 
      25         153 :   public ProtobufSerializer(Parser<T> parser) {
      26         153 :     this.parser = parser;
      27         153 :   }
      28             : 
      29             :   @Override
      30             :   public byte[] serialize(T object) {
      31          16 :     return Protos.toByteArray(object);
      32             :   }
      33             : 
      34             :   @Override
      35             :   public T deserialize(byte[] in) {
      36          16 :     return Protos.parseUnchecked(parser, in);
      37             :   }
      38             : }