org.apache.tapestry.ioc.ServiceLifecycle Maven / Gradle / Ivy

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// Copyright 2006 The Apache Software Foundation
//
// 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.apache.tapestry.ioc;

/**
 * Allows certain types of lifecycles to control exactly how services are instantiated.
 */
public interface ServiceLifecycle
{
    /**
     * Returns the same creator, or a new one, that encapsulates the creation of the core service
     * implementation.
     *
     * @param resources source of information about the service to be created, and source of additional
     *                  services or other resources that may be needed when constructing the core service
     *                  implementation
     * @param creator   object capable of creating the service implementation on demand. This is a wrapper
     *                  around the service's builder method.
     * @return the service or equivalent service proxy
     */
    Object createService(ServiceResources resources, ObjectCreator creator);
}