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/*
* Copyright (c) OSGi Alliance (2000, 2013). All Rights Reserved.
*
* 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.osgi.framework;
import java.util.EventListener;
import org.osgi.annotation.versioning.ConsumerType;
/**
* A {@code BundleEvent} listener. {@code BundleListener} is a listener
* interface that may be implemented by a bundle developer. When a
* {@code BundleEvent} is fired, it is asynchronously delivered to a
* {@code BundleListener}. The Framework delivers {@code BundleEvent} objects to
* a {@code BundleListener} in order and must not concurrently call a
* {@code BundleListener}.
* <p>
* A {@code BundleListener} object is registered with the Framework using the
* {@link BundleContext#addBundleListener(BundleListener)} method.
* {@code BundleListener}s are called with a {@code BundleEvent} object when a
* bundle has been installed, resolved, started, stopped, updated, unresolved,
* or uninstalled.
*
* @see BundleEvent
* @NotThreadSafe
* @author $Id$
*/
@ConsumerType
public interface BundleListener extends EventListener {
/**
* Receives notification that a bundle has had a lifecycle change.
*
* @param event The {@code BundleEvent}.
*/
public void bundleChanged(BundleEvent event);
}
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