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我遇到了一个我认为与将 JAXB 更新到最新版本有关的问题。我正在运行一个返回的封送命令：

Java exception occurred:
javax.xml.bind.MarshalException
 - with linked exception:
[java.lang.ClassCastException: [Ljava.lang.String; cannot be cast to java.lang.String]
        at com.sun.xml.internal.bind.v2.runtime.MarshallerImpl.write(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.MarshallerImpl.marshal(Unknown Source)
        at javax.xml.bind.helpers.AbstractMarshallerImpl.marshal(Unknown Source)
Caused by: java.lang.ClassCastException: [Ljava.lang.String; cannot be cast to java.lang.String
        at com.sun.xml.internal.bind.v2.runtime.XMLSerializer.reportError(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.XMLSerializer.reportError(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.reflect.AdaptedLister$ListIteratorImpl.next(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.property.ArrayElementProperty.serializeListBody(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.property.ArrayERProperty.serializeBody(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.ClassBeanInfoImpl.serializeBody(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.XMLSerializer.childAsXsiType(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.property.SingleElementNodeProperty.serializeBody(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.ClassBeanInfoImpl.serializeBody(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.XMLSerializer.childAsSoleContent(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.ClassBeanInfoImpl.serializeRoot(Unknown Source)
        at com.sun.xml.internal.bind.v2.runtime.XMLSerializer.childAsRoot(Unknown Source)
        ... 3 more
Caused by: java.lang.ClassCastException: [Ljava.lang.String; cannot be cast to java.lang.String
        at javax.xml.bind.annotation.adapters.NormalizedStringAdapter.marshal(Unknown Source)
        ... 13 more

此代码用于 Jaxb1，但现在返回此代码。有任何想法吗？

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1 回答 1

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它曾经使用相同的输入吗？该错误告诉您编组器出于某种原因试图将字符串数组转换为单个字符串（“[L”=数组）。

于 2009-08-12T21:42:19.703 回答