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- /*
- * Copyright 2011 Vaadin Ltd.
- *
- * 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 com.vaadin.server;
-
- import java.util.EventListener;
-
- /**
- * Listener that gets notified then the {@link AddonContext} is initialized,
- * allowing an add-on to add listeners to various parts of the framework. In a
- * default configuration, add-ons can register their listeners by including a
- * file named META-INF/services/com.vaadin.server.AddonContextListener
- * containing the fully qualified class names of classes implementing this
- * interface.
- *
- * @author Vaadin Ltd
- * @since 7.0.0
- */
- public interface AddonContextListener extends EventListener {
- /**
- * Notifies the listener that the add-on context has been created and
- * initialized. An add-on can use this method to get access to an
- * {@link AddonContext} object to which listeners can be added.
- *
- * @param event
- * the add-on context event
- */
- public void contextCreated(AddonContextEvent event);
-
- /**
- * Notifies the listener that the add-on context has been closed. An add-on
- * can use this method to e.g. close resources that have been opened in
- * {@link #contextCreated(AddonContextEvent)}.
- *
- * @param event
- * the add-on context event
- */
- public void contextDestoryed(AddonContextEvent event);
- }
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