/*
 * Copyright 2000-2016 JetBrains s.r.o.
 *
 * 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 consulo.application.event;

import jakarta.annotation.Nonnull;
import java.util.EventListener;

/**
 * Listener for application events.
 */
public interface ApplicationListener extends EventListener {
  /**
   * Is called when application is exiting.
   */
  default void applicationExiting() {
  }

  /**
   * Is called before action start.
   */
  default void beforeWriteActionStart(@Nonnull Object action) {
  }

  /**
   * Is called on action start.
   */
  default void writeActionStarted(@Nonnull Object action) {
  }

  /**
   * Is called on before action finish, while while lock is still being hold
   */
  default void writeActionFinished(@Nonnull Object action) {
  }

  /**
   * Is called after action finish and lock is released
   */
  default void afterWriteActionFinished(@Nonnull Object action) {
  }
}