C++ (Cpp) optional::toBSONの例

コード例 #1

ファイル: commit_chunk_migration_request_type.cpp プロジェクト: ChineseDr/mongo

void CommitChunkMigrationRequest::appendAsCommand(
    BSONObjBuilder* builder,
    const NamespaceString& nss,
    const ShardId& fromShard,
    const ShardId& toShard,
    const ChunkType& migratedChunkType,
    const boost::optional<ChunkType>& controlChunkType) {
    invariant(builder->asTempObj().isEmpty());
    invariant(nss.isValid());

    builder->append(kConfigSvrCommitChunkMigration, nss.ns());
    builder->append(kFromShard, fromShard.toString());
    builder->append(kToShard, toShard.toString());
    builder->append(kMigratedChunk, migratedChunkType.toBSON());

    if (controlChunkType) {
        builder->append(kControlChunk, controlChunkType->toBSON());
    }
}