/*
 * Copyright Java Operator SDK Authors
 *
 * 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 io.javaoperatorsdk.operator.processing.dependent;

import io.fabric8.kubernetes.api.model.HasMetadata;
import io.javaoperatorsdk.operator.api.reconciler.Context;

/**
 * Helper for the buld Dependent Resources to make it more explicit that such dependents only to
 * implement {@link BulkDependentResource#match(Object,Object,HasMetadata,Context)}
 *
 * @param <R> secondary resource type
 * @param <P> primary resource type
 */
public interface BulkUpdater<R, P extends HasMetadata> extends Updater<R, P> {

  default Matcher.Result<R> match(R actualResource, P primary, Context<P> context) {
    if (!(this instanceof BulkDependentResource)) {
      throw new IllegalStateException(
          BulkUpdater.class.getSimpleName()
              + " interface should only be implemented by "
              + BulkDependentResource.class.getSimpleName()
              + " implementations");
    }
    throw new IllegalStateException(
        "This method should not be called from a "
            + BulkDependentResource.class.getSimpleName()
            + " implementation");
  }
}
