坑 啊
在pom.xml
<build>里加这个
<!-- 如果不添加此节点mybatis的mapper.xml文件都会被漏掉。 --><resources> <resource> <directory>src/main/java</directory> <includes> <include>**/*.properties</include> <include>**/*.xml</include> </includes> <filtering>false</filtering> </resource> <resource> <directory>src/main/resources</directory> <includes> <include>**/*.properties</include> <include>**/*.xml</include> </includes> <filtering>false</filtering> </resource></resources>