在pom中加入

<build>
    <resources>
        <resource>
            <directory>src/main/resources</directory>
            <includes>
                <include>**/*.properties</include>
                <include>**/*.xml</include>
            </includes>
            <filtering>true</filtering>
        </resource>
        <resource>
            <directory>src/main/java</directory>
            <includes>
        <include>**/*.properties</include>
        <include>**/*.xml</include>
    </includes>
        <filtering>true</filtering>
        </resource>
    </resources>
</build>