EventPublisher.java

/*
 * Copyright (C) 2012 Google 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 interactivespaces.event;

/**
 * An {@link Event} publisher.
 *
 * @author Keith M. Hughes
 */
public interface EventPublisher {

  /**
   * Publish an event.
   *
   * @param event
   *          the event to be published
   */
  void publishEvent(Event event);

  /**
   * Create and publish an event.
   *
   * @param type
   *          the type of the event
   * @param source
   *          the source of the event
   * @param data
   *          the data for the event (can be {@code null}
   */
  void createAndPublishEvent(String type, String source, Object data);
}