001    // Copyright 2006, 2007, 2008 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry5.ioc;
016    
017    import org.apache.tapestry5.ioc.annotations.EagerLoad;
018    
019    /**
020     * Public access to the IoC service registry.
021     */
022    public interface Registry extends ObjectLocator
023    {
024        /**
025         * Invoked at the end of a request to discard any thread-specific information accumulated during the current
026         * request.
027         *
028         * @see org.apache.tapestry5.ioc.services.PerthreadManager
029         * @see org.apache.tapestry5.ioc.services.ThreadCleanupListener
030         */
031        void cleanupThread();
032    
033        /**
034         * Shuts down a Registry instance. Notifies all listeners that the registry has shutdown. Further method invocations
035         * on the Registry are no longer allowed, and the Registry instance should be discarded.
036         *
037         * @see org.apache.tapestry5.ioc.services.RegistryShutdownHub
038         * @see org.apache.tapestry5.ioc.services.RegistryShutdownListener
039         */
040        void shutdown();
041    
042        /**
043         * Invoked to eagerly load services marked with the {@link EagerLoad} annotation, and to execute all contributions
044         * to the Startup service.
045         */
046        void performRegistryStartup();
047    }