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  package org.apache.cayenne.access.translator.select;
  
  import java.util.Collection;
  import java.util.Objects;
  
  import org.apache.cayenne.exp.Expression;
  import org.apache.cayenne.exp.property.Property;
  import org.apache.cayenne.map.EntityResolver;
  import org.apache.cayenne.query.FluentSelect;
  import org.apache.cayenne.query.Ordering;
  import org.apache.cayenne.query.QueryMetadata;
  
  /**
   * @since 4.2
   */
  public class FluentSelectWrapper implements TranslatableQueryWrapper {
  
      private final FluentSelect<?, ?> select;
  
      public FluentSelectWrapper(FluentSelect<?, ?> select) {
          this.select = Objects.requireNonNull(select);
      }
  
      @Override
      public boolean isDistinct() {
          return select.isDistinct();
      }
  
      @Override
      public QueryMetadata getMetaData(EntityResolver resolver) {
          return select.getMetaData(resolver);
      }
  
      @Override
      public Expression getQualifier() {
          return select.getWhere();
      }
  
      @Override
      public Collection<Ordering> getOrderings() {
          return select.getOrderings();
      }
  
      @Override
      public Collection<Property<?>> getColumns() {
          return select.getColumns();
      }
  
      @Override
      public Expression getHavingQualifier() {
          return select.getHaving();
      }
  
      @Override
      public FluentSelect<?, ?> unwrap() {
          return select;
      }
  }
  