是否有可能使地圖<?, ?> someMethod與JAX-B一起工作？

Question

當嘗試使用cxf-java2ws-plugin，又使用JAX-B生成Web服務構件，我得到下面的，看起來像這樣的方法錯誤：

Map<?, ?> myMethod(...); 

更改方法簽名是不得已而爲之，所以我正在尋找替代品。

Caused by: com.sun.xml.bind.v2.runtime.IllegalAnnotationsException: 2 counts of IllegalAnnotationExceptions 
java.util.Map is an interface, and JAXB can't handle interfaces. 
     this problem is related to the following location: 
       at java.util.Map 
       at private java.util.Map com.company.SomeClass.arg2 
       at com.company.SomeClass 
java.util.Map does not have a no-arg default constructor. 
     this problem is related to the following location: 
       at java.util.Map 
       at private java.util.Map 

Answer 1

JAXB將讓你有Map類型的屬性，而不是把它作爲一個根級別對象。

• http://blog.bdoughan.com/2013/03/jaxb-and-javautilmap.html