001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel;
018
019/**
020 * An interface to represent an object which wishes to be injected with
021 * a {@link CamelContext} such as when working with Spring or Guice
022 */
023public interface CamelContextAware {
024
025    /**
026     * Injects the {@link CamelContext}
027     *
028     * @param camelContext the Camel context
029     */
030    void setCamelContext(CamelContext camelContext);
031    
032    /**
033     * Get the {@link CamelContext}
034     *
035     * @return camelContext the Camel context
036     */
037    CamelContext getCamelContext();
038
039    /**
040     * Set the {@link CamelContext} context if the object is an instance of {@link CamelContextAware}.
041     */
042    static <T> T trySetCamelContext(T object, CamelContext camelContext) {
043        if (object instanceof CamelContextAware) {
044            ((CamelContextAware) object).setCamelContext(camelContext);
045        }
046
047        return object;
048    }
049
050}