Jaxb 是否可以制作地图<&燃气轮机；一些方法可以与JAX-B一起工作吗？

当尝试使用

cxf-java2ws-plugin

生成web服务工件时，它反过来使用JAX-B，我在下面的一个方法中得到如下错误：

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

---

JAXB允许您拥有

Map

类型的属性，但不能将其用作根级对象

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