001/* 
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.felix.ipojo.architecture;
020
021/**
022 * Architecture service.
023 * This service allows collecting information on the component instance,
024 * such as its state, plugged handlers ...
025 * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
026 */
027public interface Architecture {
028
029    /**
030     * Architecture service must published this property telling which instance they are representing.
031     */
032    public static final String ARCHITECTURE_INSTANCE = "architecture.instance";
033
034    /**
035     * Returns the description of the instance.
036     * @return the component instance description
037     */
038    InstanceDescription getInstanceDescription();
039
040}