我正在尝试将xml映射到java类。Xml来自第三方服务。结构相同,但是前缀或名称空间可能不同。 XML:
<?xml version="1.0" encoding="UTF-8"?>
<xdms:container xmlns:xdms="http://www.namespace.com/RTS" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xdms:uid="FHGHDFGDFJKGDFHG" xdms:version="3.2">
<xdms:requisites>
<xdms:documentKind>letter</xdms:documentKind>
<xdms:classification>main</xdms:classification>
<xdms:annotation>unknown</xdms:annotation>
</xdms:requisites>
</>
我的班级:
@XmlRootElement(name = "container")
@XmlAccessorType(XmlAccessType.FIELD)
public class Container {
private static final long serialVersionUID = 1L;
@XmlElement(name = "requisites")
private Requisites requisites;
public Container() {
super();
}
@Override
public String toString() {
return "Container{" +
"requisites=" + requisites +
'}';
}
}
@XmlRootElement(name = "requisites")
@XmlAccessorType(XmlAccessType.FIELD)
public class Requisites implements Serializable {
private static final long serialVersionUID = 1L;
private String documentKind;
private String classification;
private String annotation;
public Requisites() {
super();
}
@Override
public String toString() {
return "Requisites{" +
"documentKind='" + documentKind + '\'' +
", classfication='" + classification + '\'' +
", annotation='" + annotation + '\'' +
'}';
}
}
以及运行解析的主类:
JAXBContext jaxbContext;
File xmlFile = new File("test.xml");
try
{
jaxbContext = JAXBContext.newInstance(Container.class);
Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller();
Container cont = (Container) jaxbUnmarshaller.unmarshal(xmlFile);
System.out.println(cont);
}
catch (JAXBException e)
{
e.printStackTrace();
}
我收到错误:
javax.xml.bind.UnmarshalException:意外元素(uri:“ http://www.namespace.com/RTS”,本地:“容器”)。预期元素位于com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallingContext.handleEvent(UnmarshallingContext.java:726)在com.sun.xml.internal.bind.v2.runtime.unmarshaller.Loader.reportError(Loader.java:247)在com.sun.xml.internal.bind.v2.runtime.unmarshaller.Loader.reportError(Loader.java:242)在com.sun.xml.internal.bind.v2.runtime.unmarshaller.Loader.reportUnexpectedChildElement(Loader.java:109)在com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallingContext $ DefaultRootLoader.childElement(UnmarshallingContext.java:1131)在com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallingContext._startElement(UnmarshallingContext.java:556)在com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallingContext.startElement(UnmarshallingContext.java:538)在com.sun.xml.internal.bind.v2.runtime.unmarshaller.SAXConnector.startElement(SAXConnector.java:153)在com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:509)在com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(XMLNSDocumentScannerImpl.java:374)在com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl $ NSContentDriver.scanRootElementHook(XMLNSDocumentScannerImpl.java:613)在com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl $ FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:3132)在com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl $ PrologDriver.next(XMLDocumentScannerImpl.java:852)
@XmlRootElement(name = "container", namespace = "http://www.namespace.com/RTS")
@XmlAccessorType(XmlAccessType.FIELD)
public class Container {
@XmlElement(name = "requisites", namespace="http://www.namespace.com/RTS")
private Requisites requisites;
}
您可能还需要向Requisites
中的每个元素添加名称空间。
@XmlRootElement(name="container", namespace="http://www.namespace.com/RTS")
如果仍然抛出相同的错误,则还必须在@XmlElement中指定名称空间属性:
@XmlElement(name="requisites", namespace="http://www.namespace.com/RTS")
您的Requisites标记内的每个属性还应在其@XmlElement批注中包含名称空间。