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/*
* Copyright (c) OSGi Alliance (2004, 2014). 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.service.component;
import java.util.Dictionary;
import org.osgi.annotation.versioning.ProviderType;
/**
* When a component is declared with the {@code factory} attribute on its
* {@code component} element, Service Component Runtime will register a
* Component Factory service to allow new component configurations to be created
* and activated rather than automatically creating and activating component
* configuration as necessary.
*
* @ThreadSafe
* @author $Id$
*/
@ProviderType
public interface ComponentFactory {
/**
* Create and activate a new component configuration. Additional properties
* may be provided for the component configuration.
*
* @param properties Additional properties for the component configuration
* or {@code null} if there are no additional properties.
* @return A {@code ComponentInstance} object encapsulating the component
* instance of the component configuration. The component
* configuration has been activated and, if the component specifies
* a {@code service} element, the component instance has been
* registered as a service.
* @throws ComponentException If Service Component Runtime is unable to
* activate the component configuration.
*/
public ComponentInstance newInstance(Dictionary<String, ?> properties);
}
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