com.datastax.driver.mapping.HierarchyScanStrategy Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of scylla-driver-mapping Show documentation

Object mapper for the CQL Java Driver.

There is a newer version: 3.11.5.3

Show newest version

/*
 * Copyright DataStax, Inc.
 *
 * Licensed 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 com.datastax.driver.mapping;

import java.util.List;

/**
 * A strategy to determine which ancestors of mapped classes should be scanned for mapped
 * properties.
 */
public interface HierarchyScanStrategy {

  /**
   * Computes the ancestors of the given base class, optionally filtering out any ancestor that
   * should not be scanned.
   *
   * Implementors should always include {@code mappedClass} in the returned list.
   *
   * @param mappedClass The mapped class; this is necessarily a class annotated with either {@link
   *     com.datastax.driver.mapping.annotations.Table @Table} or {@link
   *     com.datastax.driver.mapping.annotations.UDT @UDT}.
   * @return the list of classes that should be scanned, including {@code mappedClass} itself and
   *     its ancestors, ordered from the lowest (closest to {@code mappedClass}) to the highest (or
   *     farthest from {@code mappedClass}).
   */
  List> filterClassHierarchy(Class mappedClass);
}