public ClassName entityMapping() {
        return ClassName.get(
            EntityMappingFiler.getPackageName(this),
            EntityMappingFiler.getClassName(this));
    }
ClassName of XyzEntityKit

@return EntityHelper ClassName
fluent-mybatis-processor/src/main/java/cn/org/atool/fluent/processor/mybatis/base/FluentClassName.java