code: package it.unibz.inf.ontop.model.term.functionsymbol.db.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.term.functionsymbol.db.DBFunctionSymbolSerializer;
  import it.unibz.inf.ontop.model.type.DBTermType;
  
  import java.util.function.Function;
  
  public abstract class AbstractDBStrBeforeOrAfterFunctionSymbol extends AbstractTypedDBFunctionSymbol {
  
      private final DBFunctionSymbolSerializer serializer;
  
      protected AbstractDBStrBeforeOrAfterFunctionSymbol(String name, DBTermType dbStringType, DBTermType rootDBType,
                                                         DBFunctionSymbolSerializer serializer) {
          super(name, ImmutableList.of(rootDBType, rootDBType), dbStringType);
          this.serializer = serializer;
      }
  
      @Override
      public String getNativeDBString(ImmutableList<? extends ImmutableTerm> terms,
                                      Function<ImmutableTerm, String> termConverter, TermFactory termFactory) {
          return serializer.getNativeDBString(terms, termConverter, termFactory);
      }
  
      @Override
      public boolean isAlwaysInjectiveInTheAbsenceOfNonInjectiveFunctionalTerms() {
          return false;
      }
  }
  