    001// Copyright 2006, 2008, 2010 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.services;
    016
    017import org.apache.tapestry5.ioc.ServiceLifecycle;
    018import org.apache.tapestry5.ioc.annotations.UsesMappedConfiguration;
    019
    020/**
    021 * Provides access to user defined lifecycles (beyond the two built-in lifecycles: "singleton" and "primitive"). The
    022 * user defined lifecycles are contributed into the service's configuration.
    023 * <p/>
    024 * Note that the default scope {@linkplain org.apache.tapestry5.ioc.ScopeConstants#DEFAULT "singleton"} is special and
    025 * not a contribution.
    026 */
    027@UsesMappedConfiguration(ServiceLifecycle.class)
    028public interface ServiceLifecycleSource
    029{
    030    /**
    031     * Used to locate a configuration lifecycle, by name.
    032     *
    033     * @param scope
    034     * @return the named lifecycle, or null if the name is not found
    035     */
    036    ServiceLifecycle get(String scope);
    037}