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.spring.spi;
018
019import org.apache.camel.spi.Injector;
020import org.springframework.beans.factory.config.AutowireCapableBeanFactory;
021import org.springframework.context.ConfigurableApplicationContext;
022
023/**
024 * A Spring implementation of {@link Injector} allowing Spring to be used to dependency inject newly created POJOs
025 */
026public class SpringInjector implements Injector {
027    private final ConfigurableApplicationContext applicationContext;
028    private int autowireMode = AutowireCapableBeanFactory.AUTOWIRE_CONSTRUCTOR;
029    private boolean dependencyCheck;
030
031    public SpringInjector(ConfigurableApplicationContext applicationContext) {
032        this.applicationContext = applicationContext;
033    }
034
035    public <T> T newInstance(Class<T> type) {
036        return newInstance(type, true);
037    }
038
039    @Override
040    public <T> T newInstance(Class<T> type, boolean postProcessBean) {
041        Object value;
042        if (postProcessBean) {
043            value = applicationContext.getBeanFactory().createBean(type, autowireMode, dependencyCheck);
044        } else {
045            value = applicationContext.getBeanFactory().createBean(type, AutowireCapableBeanFactory.AUTOWIRE_NO, false);
046        }
047        return type.cast(value);
048    }
049
050    @Override
051    public boolean supportsAutoWiring() {
052        return true;
053    }
054
055    public int getAutowireMode() {
056        return autowireMode;
057    }
058
059    public void setAutowireMode(int autowireMode) {
060        this.autowireMode = autowireMode;
061    }
062
063    public boolean isDependencyCheck() {
064        return dependencyCheck;
065    }
066
067    public void setDependencyCheck(boolean dependencyCheck) {
068        this.dependencyCheck = dependencyCheck;
069    }
070
071    public ConfigurableApplicationContext getApplicationContext() {
072        return applicationContext;
073    }
074}