java读取配置文件

/**
 * 初始化配置redis文件
 * @param configFileName
 */
private void initProperties(String configFileName) {
    try {
        InputStream resourceAsStream = ClassUtils.getDefaultClassLoader().getResourceAsStream(configFileName);
        properties.load(resourceAsStream);
    } catch (IOException e) {
        log.error(e.getMessage());
    }
}