pf4j/pf4j/src/main/java/org/pf4j/PluginStateListener.java

/*
 * Copyright 2014 Decebal Suiu
 *
 * 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 org.pf4j;

import java.util.EventListener;

/**
 * PluginStateListener defines the interface for an object that listens to plugin state changes.
 *
 * @author Decebal Suiu
 */
public interface PluginStateListener extends EventListener {

    /**
     * Invoked when a plugin's state (for example DISABLED, STARTED) is changed.
     */
    void pluginStateChanged(PluginStateEvent event);

}