如何解决动态 JAXB/MOXy 编组抛出 MOXy BV:无法配置构面生成
我正在尝试遵循 documentation 并实施 Dynamic JAXB/Moxy marshalling
。但它没有按预期工作并引发以下错误:
[EL Warning]: moxy: 2021-05-28 10:54:09.432--MOXy BV: Facets generation Could not be configured. EclipseLink's JavaModelInputImpl was not detected,instead JavaModelInput is of class: class org.eclipse.persistence.jaxb.javamodel.xjc.XJCJavaModelInputImpl
Exception in thread "main" java.lang.NullPointerException
我的 XSD
位于 resources
文件夹中,我使用的是 documentation 中的 XSD
。阅读后,我正在尝试随时随地为其创建 POJO
并使用封送处理方法创建 XML。下面是它的代码:
import org.eclipse.persistence.dynamic.DynamicEntity;
import org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContext;
import org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContextFactory;
import jakarta.xml.bind.JAXBException;
import jakarta.xml.bind.Marshaller;
public class Demo {
public static void main(String[] args) throws JAXBException {
final ClassLoader classLoader = Demo.class.getClassLoader();
final InputStream xsd = classLoader.getResourceAsstream("customer.xsd");
//final InputStream xml = classLoader.getResourceAsstream("customer.xml");
Map<String,Object> properties = new HashMap<String,Object>(1);
properties.put("eclipselink.beanvalidation.facets",true);
System.setProperty("com.sun.tools.xjc.api.impl.s2j.SchemaCompilerImpl.noCorrectnessCheck","true");
final DynamicJAXBContext jaxbContext = DynamicJAXBContextFactory.createContextFromXSD(xsd,null,classLoader,properties);
DynamicEntity customer = jaxbContext.newDynamicEntity("org.JaxBDynamic.Customer");
DynamicEntity address = jaxbContext.newDynamicEntity("org.JaxBDynamic.Address");
customer.set("name","Jane Doe");
address.set("street","1 Any Street").set("city","Any Town");
customer.set("address",address);
Marshaller marshaller = jaxbContext.createMarshaller();
marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT,true);
marshaller.marshal(customer,System.out);
}
}
我在 dependency
中有以下 pom.xml
:
<dependency>
<groupId>jakarta.xml.bind</groupId>
<artifactId>jakarta.xml.bind-api</artifactId>
<version>3.0.1</version>
</dependency>
<dependency>
<groupId>org.eclipse.persistence</groupId>
<artifactId>eclipselink</artifactId>
<version>3.0.0</version>
</dependency>
<dependency>
<groupId>com.sun.xml.bind</groupId>
<artifactId>jaxb-xjc</artifactId>
<version>3.0.2-b01</version>
</dependency>
运行时出现以下错误:
[EL Warning]: moxy: 2021-05-28 10:54:09.432--MOXy BV: Facets generation Could not be configured. EclipseLink's JavaModelInputImpl was not detected,instead JavaModelInput is of class: class org.eclipse.persistence.jaxb.javamodel.xjc.XJCJavaModelInputImpl
Exception in thread "main" java.lang.NullPointerException
at org.eclipse.persistence.jaxb.compiler.Annotationsprocessor.preProcessXmlAccessorType(Annotationsprocessor.java:1628)
at org.eclipse.persistence.jaxb.compiler.Annotationsprocessor.preBuildTypeInfo(Annotationsprocessor.java:603)
at org.eclipse.persistence.jaxb.compiler.Annotationsprocessor.processClassesAndProperties(Annotationsprocessor.java:304)
at org.eclipse.persistence.jaxb.compiler.Generator.<init>(Generator.java:115)
at org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContext$SchemaContextInput.createContextState(DynamicJAXBContext.java:350)
at org.eclipse.persistence.jaxb.JAXBContext.<init>(JAXBContext.java:206)
at org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContext.<init>(DynamicJAXBContext.java:85)
at org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContextFactory.createContextFromXSD(DynamicJAXBContextFactory.java:281)
at com.JaxBDynamic.Demo.main(Demo.java:25)
我不知道出了什么问题,因为我正在按照 documentation 中提到的步骤进行操作。我找不到与此问题相关的任何内容,因此请在此处发帖以获得一些反馈。
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