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.spring.spi;
018    
019    import org.apache.camel.spi.Injector;
020    import org.apache.commons.logging.Log;
021    import org.apache.commons.logging.LogFactory;
022    
023    import org.springframework.beans.factory.config.AutowireCapableBeanFactory;
024    import org.springframework.context.support.AbstractRefreshableApplicationContext;
025    
026    /**
027     * A Spring implementation of {@link Injector} allowing Spring to be used to dependency inject newly created POJOs
028     *
029     * @version $Revision: 563665 $
030     */
031    public class SpringInjector implements Injector {
032        private static final transient Log LOG = LogFactory.getLog(SpringInjector.class);
033        private final AbstractRefreshableApplicationContext applicationContext;
034        private int autowireMode = AutowireCapableBeanFactory.AUTOWIRE_CONSTRUCTOR;
035        private boolean dependencyCheck;
036    
037        public SpringInjector(AbstractRefreshableApplicationContext applicationContext) {
038            this.applicationContext = applicationContext;
039        }
040    
041        public <T> T newInstance(Class<T> type) {
042            // TODO support annotations for mandatory injection points?
043            Object value = applicationContext.getBeanFactory().createBean(type, autowireMode, dependencyCheck);
044            return type.cast(value);
045        }
046    
047        public int getAutowireMode() {
048            return autowireMode;
049        }
050    
051        public void setAutowireMode(int autowireMode) {
052            this.autowireMode = autowireMode;
053        }
054    
055        public boolean isDependencyCheck() {
056            return dependencyCheck;
057        }
058    
059        public void setDependencyCheck(boolean dependencyCheck) {
060            this.dependencyCheck = dependencyCheck;
061        }
062    }