code: package it.unibz.inf.ontop.model.term.functionsymbol.impl;
  
  import com.google.common.collect.ImmutableList;
  import it.unibz.inf.ontop.model.term.ImmutableTerm;
  import it.unibz.inf.ontop.model.term.TermFactory;
  import it.unibz.inf.ontop.model.type.RDFTermType;
  
  import java.util.UUID;
  
  public class ZeroAryBnodeSPARQLFunctionSymbolImpl extends AbstractBnodeSPARQLFunctionSymbol {
  
      private final UUID uuid;
  
      protected ZeroAryBnodeSPARQLFunctionSymbolImpl(UUID uuid, RDFTermType bnodeType) {
          super("SP_BNODE" + uuid, ImmutableList.of(), bnodeType);
          this.uuid = uuid;
      }
  
      @Override
      protected ImmutableTerm buildLexicalTerm(ImmutableList<ImmutableTerm> newTerms, TermFactory termFactory) {
          return termFactory.getNullRejectingDBConcatFunctionalTerm(
                  ImmutableList.of(
                          termFactory.getDBStringConstant(uuid.toString()),
                          termFactory.getDBRowUniqueStr()));
      }
  }
  