001    /**
002     *
003     * Licensed to the Apache Software Foundation (ASF) under one or more
004     * contributor license agreements.  See the NOTICE file distributed with
005     * this work for additional information regarding copyright ownership.
006     * The ASF licenses this file to You under the Apache License, Version 2.0
007     * (the "License"); you may not use this file except in compliance with
008     * 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, software
013     * distributed under the License is distributed on an "AS IS" BASIS,
014     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015     * See the License for the specific language governing permissions and
016     * limitations under the License.
017     */
018    package org.apache.camel.impl;
019    
020    import org.apache.camel.RuntimeCamelException;
021    import org.apache.camel.spi.Injector;
022    
023    /**
024     * A simple implementation of {@link Injector} which just uses reflection to instantiate new objects
025     * using their zero argument constructor. For more complex implementations try the Spring or Guice implementations.
026     *
027     * @version $Revision: 525537 $
028     */
029    public class ReflectionInjector<T> implements Injector<T> {
030        
031        public T newInstance(Class<T> type) {
032            try {
033                return type.newInstance();
034            }
035            catch (InstantiationException e) {
036                throw new RuntimeCamelException(e.getCause());
037            }
038            catch (IllegalAccessException e) {
039                throw new RuntimeCamelException(e);
040            }
041        }
042    }