如果您的目标不包含生成的类，则需要配置maven处理器，就像您

if your target doesn't contains the generated classed you need to configure maven processor like in the documentation that you provided.

如果您的目标包含生成的类，那么您要做的就是将它们添加到您的类路径中: 如果您使用的是eclipse:

If your target contains the generated classes, then all you have to to do is to add them your classpath : if you are using eclipse:

1. 右键单击您的项目
2. 属性
3. Java构建路径
4. 添加文件夹
5. 在target/generated-sources下选择包含已生成的MetaModel的文件夹

1. Right click on your project
2. Properties
3. Java build path
4. Add folder
5. choose the folder under target/generated-sources that contains the generated MetaModel