1 @Select ( sql = " SQL-statement " )
2? @Handler (
2.1 parameterHandler = class-name
2.1 resultHandler = class-name
2.1 resultHandler = class-name , parameterHandler = class-name
2.1 rowHandler = class-name
2.1 rowHandler = class-name , parameterHandler = class-name
2.2 )
3 modifiers return-type method-name (
4? 
4+ ,
4 parameter-type parameter-name
5 );