| // Copyright (C) 2018 The Android Open Source Project |
| // |
| // 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.gerrit.server.cache.serialize; |
| |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| import static java.util.Objects.requireNonNull; |
| |
| import com.google.protobuf.TextFormat; |
| import java.util.Arrays; |
| |
| public enum BooleanCacheSerializer implements CacheSerializer<Boolean> { |
| INSTANCE; |
| |
| private static final byte[] TRUE = Boolean.toString(true).getBytes(UTF_8); |
| private static final byte[] FALSE = Boolean.toString(false).getBytes(UTF_8); |
| |
| @Override |
| public byte[] serialize(Boolean object) { |
| byte[] bytes = requireNonNull(object) ? TRUE : FALSE; |
| return Arrays.copyOf(bytes, bytes.length); |
| } |
| |
| @Override |
| public Boolean deserialize(byte[] in) { |
| if (Arrays.equals(in, TRUE)) { |
| return Boolean.TRUE; |
| } else if (Arrays.equals(in, FALSE)) { |
| return Boolean.FALSE; |
| } |
| throw new IllegalArgumentException("Invalid Boolean value: " + TextFormat.escapeBytes(in)); |
| } |
| } |