<build>
     
    <resources>
        <resource>
            <directory>src/resources</directory>
            <excludes>
                <exclude>*/*.properties</exclude>
            </excludes>
            <filtering>false</filtering>
        </resource>
    </resources>
</build>

private static Properties props;

/**
 * 静态代码块只执行一次
 */
static {
    String fileName = "xxxxxxxxx.properties";
    props = new Properties();
    try {
        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
        InputStream inputStream = classLoader.getResourceAsStream(fileName);
        props.load(inputStream);
    } catch (IOException e) {
        logger.error("配置文件读取异常", e);
    }
}