maven项目不编译xml文件

最近在搭建一个maven+springMVC+mybatis的项目，编译的时候mybatis生成的**Mapper.xml文件总是不编译（classes文件夹内没有出现）。
解决方法是在maven的pom.xml文件夹<build>标签下增加
   <resources> 
                <resource> 
                    <directory>src/main/java</directory> 
                    <includes> 
                        <include>**/*.properties</include> 
                        <include>**/*.xml</include> 
                    </includes> 
                    <!-- 是否替换资源中的属性--> 
                    <filtering>false</filtering> 
                </resource> 
                <resource> 
                    <directory>src/main/resources</directory> 
                    <!-- 
                        <includes>
                           <include>**/*.properties</include> 
                           <include>**/*.xml</include>
                        </includes>
                      <filtering>true</filtering> 
                    --> 
                </resource> 
            </resources>