presto-spi/src/main/java/io/prestosql/spi/connector/classloader/ClassLoaderSafeConnectorSplitSource.java/ClassLoaderSafeConnectorSplitSource/close
class ClassLoaderSafeConnectorSplitSource:    @Override
    public void close()
    {
        try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(classLoader)) {
            delegate.close();
        }
    }