content: /*
   *  Licensed to the Apache Software Foundation (ASF) under one
   *  or more contributor license agreements.  See the NOTICE file
   *  distributed with this work for additional information
   *  regarding copyright ownership.  The ASF licenses this file
   *  to you under the Apache License, Version 2.0 (the
   *  "License"); you may not use this file except in compliance
   *  with the License.  You may obtain a copy of the License at
   *
   *        http://www.apache.org/licenses/LICENSE-2.0
   *
   *  Unless required by applicable law or agreed to in writing,
   *  software distributed under the License is distributed on an
   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   *  KIND, either express or implied.  See the License for the
   *  specific language governing permissions and limitations
   *  under the License.
   */
  package org.apache.causeway.core.metamodel.tabular;
  
  import java.util.Optional;
  
  import org.apache.causeway.applib.services.filter.CollectionFilterService.Tokens;
  import org.apache.causeway.commons.binding.Bindable;
  import org.apache.causeway.commons.collections.Can;
  import org.apache.causeway.core.metamodel.object.ManagedObject;
  
  import org.jspecify.annotations.NonNull;
  
  public interface DataRow {
  
      /**
       * The underlying domain object or value object this {@link DataRow} is associated with.
       */
      ManagedObject rowElement();
  
      /**
       * If the table supports row selection, represents the bindable row selection status for this {@link DataRow}.
       */
      Bindable<Boolean> selectToggleBindable();
  
      Optional<Tokens> filterTokens();
  
      /**
       * Absolute zero-based index of this row, invariant with respect to sorting.
       */
      int rowIndex();
  
      /**
       * Table model this {@link DataRow} is a part of.
       */
      DataTableInteractive parentTable();
  
      /**
       * Lookup the {@link DataColumn} given its id.
       */
      Optional<DataColumn> lookupColumnById(@NonNull String columnId);
  
      /**
       * Can be none, one or many per table cell.
       */
      Can<ManagedObject> getCellElementsForColumn(@NonNull DataColumn column);
  
      /**
       * Can be none, one or many per table cell. (returns empty Can if column not found)
       */
      Can<ManagedObject> getCellElementsForColumn(@NonNull String columnId);
  
  
  }
  