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Groovy: A powerful, dynamic language for the JVM

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/*
 * Copyright 2008 the original author or 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 groovy.jmx.builder;

/**
 * This is the management interface for JmxEventEmitter.  This MBean is used internally by
 * JmxBuilder to broadcast events to registered listeners of the underlying MBeanServer.
 *
 * @author Vladimir Vivien
 * @see groovy.jmx.builder.JmxEventEmitterMBean
 */
public interface JmxEventEmitterMBean {
    /**
     * Getter - returns event thrown by emitter.
     * @return event type string
     */
    String getEvent();

    /**
     * Setter - sets event thrown by Emitter.
     * @param event - event type string
     */
    void setEvent(String event);

    /**
     * Method called to dispatch event on event bus.
     * @param data - data sent to listeners.
     * @return - a sequence id generated for event.
     */
    long send(Object data);
}