presto-main/src/main/java/io/prestosql/execution/scheduler/UniformNodeSelectorModule.java/UniformNodeSelectorModule/configure
class UniformNodeSelectorModule:    @Override
    public void configure(Binder binder)
    {
        binder.bind(NodeSelectorFactory.class).to(UniformNodeSelectorFactory.class).in(Scopes.SINGLETON);
    }