ComponentFactoryMetadata.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.aries.blueprint.ext;

import org.apache.aries.blueprint.services.ExtendedBlueprintContainer;
import org.osgi.service.blueprint.container.ComponentDefinitionException;
import org.osgi.service.blueprint.reflect.ComponentMetadata;
import org.osgi.service.blueprint.reflect.Target;

/**
 * Custom metadata that can acts like a built-in bean manager 
 * for the component life-cycle events create and destroy.
 */
public interface ComponentFactoryMetadata extends ComponentMetadata, Target {
    /**
     * Prime the underlying bean manager with the blueprint container
     * @param container
     */
    void init(ExtendedBlueprintContainer container);
    
    /**
     * Create an instance
     * @return
     * @throws ComponentDefinitionException
     */
    Object create() throws ComponentDefinitionException;
    
    /**
     * Destroy an instance previously created 
     * @param instance
     */
    void destroy(Object instance);
}