    001//  Copyright 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
    015package org.apache.tapestry5.ioc;
    016
    017/**
    018 * A callback used to create a service implementation.
    019 */
    020public interface ServiceBuilder<T>
    021{
    022    /**
    023     * Construct the service.  A non-null object that implements the service interface must be returned.
    024     *
    025     * @param resources used to lookup dependencies or access resources
    026     * @return the core service implementation
    027     */
    028    T buildService(ServiceResources resources);
    029}