OutPropertiesPostProcessor

public class OutPropertiesPostProcessor implements BeanPostProcessor {

    private static Logger logger = LoggerFactory.getLogger(OutPropertiesPostProcessor.class);

    @Autowired
    private AbstractEnvironment env;

    private boolean isAdded = false;

    @Override
    public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {
        if (isAdded) {
            return bean;
        }
        try {
            Resource resource = new ClassPathResource("path-config.properties");
            Properties props = PropertiesLoaderUtils.loadProperties(resource);
            String outPropertiesPath = props.getProperty("out.properties.file.path");// 获取application.properties中配置的项目外的配置文件路径
            logger.info("add out properties:" + outPropertiesPath);
            env.getPropertySources().addLast(new ResourcePropertySource("out", outPropertiesPath));
            isAdded = true;
        } catch (IOException e) {
            logger.error("追加外部配置文件properties出错", e);
        }
        return bean;
    }

    @Override
    public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
        return bean;
    }
}