presto-main/src/main/java/io/prestosql/operator/ExplainAnalyzeOperator.java/ExplainAnalyzeOperator/ExplainAnalyzeOperator
class ExplainAnalyzeOperator:    public ExplainAnalyzeOperator(
            OperatorContext operatorContext,
            QueryPerformanceFetcher queryPerformanceFetcher,
            Metadata metadata,
            boolean verbose)
    {
        this.operatorContext = requireNonNull(operatorContext, "operatorContext is null");
        this.queryPerformanceFetcher = requireNonNull(queryPerformanceFetcher, "queryPerformanceFetcher is null");
        this.metadata = requireNonNull(metadata, "metadata is null");
        this.verbose = verbose;
    }