001// Copyright 2007 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 java.util.Set;
018import org.apache.tapestry5.ioc.def.ServiceDef;
019
020/**
021 * Provided by the {@link ServiceActivityScoreboard} to track a single service's state and activity.
022 *
023 * @see ServiceDef
024 */
025public interface ServiceActivity
026{
027    /**
028     * The unique id for the service.
029     */
030    String getServiceId();
031
032    /**
033     * The interface implemented by the service (this may occasionally be a class, for non-proxied services).
034     */
035    Class getServiceInterface();
036
037    /**
038     * The scope of the service (typically "singleton" or "perthread").
039     */
040    String getScope();
041
042    /**
043     * Indicates the lifecycle status of the service.
044     */
045    Status getStatus();
046
047    /**
048     * The markers on this service
049     */
050    Set<Class> getMarkers();
051}