/// <inheritdoc cref="BaseColumnProcessor"/>
        /// <summary>
        /// Finds processed value.
        /// </summary>
        /// <param name="destination">Import column destination.</param>
        /// <param name="columnValue">Import column value.</param>
        /// <returns>Processed value.</returns>
        public object FindValueForSave(ImportColumnDestination destination, ImportColumnValue columnValue)
        {
            EntitySchema       entitySchema = UserConnection.EntitySchemaManager.GetInstanceByUId(destination.SchemaUId);
            EntitySchemaColumn column       = entitySchema.Columns.GetByName(destination.ColumnName);

            return(TextColumnHelper.PrepareTextColumnValue((TextDataValueType)column.DataValueType, columnValue.Value));
        }
        /// <summary>
        /// Creates entity.
        /// </summary>
        /// <param name="entitySchemaUId">Entity schema unique identifier.</param>
        /// <param name="selectedColumnName">Selected lookup entity schema column name.</param>
        /// <param name="selectedColumnValue">Selected lookup entity schema column value.</param>
        /// <returns>Entity identifier.</returns>
        private Guid?TryCreateEntity(Guid entitySchemaUId, string selectedColumnName, string selectedColumnValue)
        {
            var primaryColumnValue = Guid.NewGuid();
            var entitySchema       = UserConnection.EntitySchemaManager.GetInstanceByUId(entitySchemaUId);
            var selectedColumn     = entitySchema.GetSchemaColumnByPath(selectedColumnName);

            if (selectedColumn.DataValueType is TextDataValueType)
            {
                selectedColumnValue = TextColumnHelper.PrepareTextColumnValue(
                    (TextDataValueType)selectedColumn.DataValueType,
                    selectedColumnValue);
            }
            try {
                var entity = entitySchema.CreateEntity(UserConnection);
                entity.SetColumnValue(entitySchema.GetPrimaryColumnName(), primaryColumnValue);
                entity.SetColumnValue(selectedColumnName, selectedColumnValue);
                entity.SetDefColumnValues();
                entity.Save(_validateRequiredColumns);
                return(primaryColumnValue);
            } catch (Exception e) {
                OnProcessError(new LookupValuesProcessorErrorEventArgs(entitySchemaUId, selectedColumnName,
                                                                       selectedColumnValue, e));
                return(null);
            }
        }