Description
as javax/activation/DataHandler need be loaded from bootloader anyway(because we endorse other specs jars which need use javax/activation/DataHandler ), so we shouldn't load it as a bundle, to avoid LinkageError like
Caused by: java.lang.LinkageError: loader constraint violation: when resolving overridden method "org.apache.cxf.jaxb.attachment.JAXBAttachmentMarshaller.addSwaRefAttachment(Ljavax/activation/DataHandlerLjava/lang/String;" the class loader (instance of org/apache/felix/framework/BundleWiringImpl$BundleClassLoaderJava5) of the current class, org/apache/cxf/jaxb/attachment/JAXBAttachmentMarshaller, and its superclass loader (instance of <bootloader>), have different Class objects for the type javax/activation/DataHandler used in the signature
> at org.apache.cxf.jaxb.JAXBDataBase.getAttachmentMarshaller