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Common functionality used by Annot8 implementations

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/* Annot8 (annot8.io) - Licensed under Apache-2.0. */
package io.annot8.common.implementations.factories;

import io.annot8.common.implementations.stores.SaveCallback;
import io.annot8.core.annotations.Group;
import io.annot8.core.data.Item;
import io.annot8.core.stores.GroupStore;

/**
 * Factory to create an group builder.
 *
 * Typically used in a GroupStore.getBuilder().
 */
@FunctionalInterface
public interface GroupBuilderFactory {

  /**
   * Create a new builder for the provided item.
   *
   * @param item the item owning this content
   * @param groupStore the group store
   * @param saver the save callback used by builder
   * @return non-null
   */
  Group.Builder create(Item item, GroupStore groupStore, SaveCallback saver);
}