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     */
017    package org.apache.camel.spi;
018    
019    import org.apache.camel.CamelContext;
020    import org.apache.camel.Component;
021    import org.apache.camel.Exchange;
022    
023    /**
024     * Represents a resolver of components from a URI to be able to auto-load them using some
025     * discovery mechanism like {@link org.apache.camel.impl.DefaultComponentResolver}
026     *
027     * @version $Revision: 572 $
028     */
029    public interface ComponentResolver<E extends Exchange> {
030        
031        /**
032         * Attempts to resolve the component for the given URI
033         *
034         * @param name the component name to resolve
035         * @param context the context to load the component if it can be resolved
036         * @return the component which is added to the context or null if it can not be resolved
037         * @throws Exception is thrown if the the component could not be loaded
038         */
039        Component<E> resolveComponent(String name, CamelContext context) throws Exception;
040    }