Java 带有JAXB参数的WebService包含null
我正在尝试编写简单的web服务来测试一些东西。我有以下简单的XSD请求:Java 带有JAXB参数的WebService包含null,java,web-services,xsd,jaxb,Java,Web Services,Xsd,Jaxb,我正在尝试编写简单的web服务来测试一些东西。我有以下简单的XSD请求: <schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:tns="http://processonlinejob.ws/processOnlineJobRequest" targetNamespace="http://processonlinejob.ws/processOnlineJobRequest" elementFormDefault="qualified
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:tns="http://processonlinejob.ws/processOnlineJobRequest" targetNamespace="http://processonlinejob.ws/processOnlineJobRequest" elementFormDefault="qualified">
<element name="processOnlineJobRequest">
<complexType>
<sequence>
<element name="template">
<complexType>
<sequence>
<element name="name" type="string"/>
<element name="version" type="string"/>
</sequence>
</complexType>
</element>
<element name="data" type="tns:processOnlineJobData"/>
</sequence>
</complexType>
</element>
<complexType name="processOnlineJobData">
<sequence maxOccurs="unbounded">
<any processContents="skip"/>
</sequence>
</complexType>
</schema>
运行时,我得到了以下关于null指针参数的奇怪错误。怎么了?我已经尝试过调试,但它直接进入一些内部sun jaxb库类:-
java.lang.IllegalArgumentException: argument contains null
at com.sun.xml.internal.txw2.Document.writeValue(Document.java:130)
at com.sun.xml.internal.txw2.Document.writeValue(Document.java:134)
at com.sun.xml.internal.txw2.StartTag.addAttribute(StartTag.java:120)
at com.sun.xml.internal.txw2.ContainerElement._attribute(ContainerElement.java:303)
at com.sun.xml.internal.txw2.ContainerElement.addAttribute(ContainerElement.java:160)
at com.sun.xml.internal.txw2.ContainerElement.invoke(ContainerElement.java:134)
at com.sun.proxy.$Proxy30.type(Unknown Source)
at com.sun.xml.internal.ws.wsdl.writer.WSDLGenerator.generateSOAPMessages(WSDLGenerator.java:573)
at com.sun.xml.internal.ws.wsdl.writer.WSDLGenerator.generateMessages(WSDLGenerator.java:545)
at com.sun.xml.internal.ws.wsdl.writer.WSDLGenerator.generateDocument(WSDLGenerator.java:436)
at com.sun.xml.internal.ws.wsdl.writer.WSDLGenerator.doGeneration(WSDLGenerator.java:321)
at com.sun.xml.internal.ws.db.DatabindingImpl.generateWSDL(DatabindingImpl.java:242)
at com.sun.xml.internal.ws.server.EndpointFactory.generateWSDL(EndpointFactory.java:622)
at com.sun.xml.internal.ws.server.EndpointFactory.create(EndpointFactory.java:277)
at com.sun.xml.internal.ws.server.EndpointFactory.createEndpoint(EndpointFactory.java:144)
at com.sun.xml.internal.ws.api.server.WSEndpoint.create(WSEndpoint.java:563)
at com.sun.xml.internal.ws.api.server.WSEndpoint.create(WSEndpoint.java:545)
at com.sun.xml.internal.ws.transport.http.server.EndpointImpl.createEndpoint(EndpointImpl.java:308)
at com.sun.xml.internal.ws.transport.http.server.EndpointImpl.publish(EndpointImpl.java:231)
at com.sun.xml.internal.ws.spi.ProviderImpl.createAndPublishEndpoint(ProviderImpl.java:126)
at javax.xml.ws.Endpoint.publish(Endpoint.java:240)
at poc.ondemmand.Program.main(Program.java:22)
编辑:我发现当我将XSD更改为以下内容时,一切都正常。在我看来,JAXB命令在XSD中处理公共类型。因此,解决方法是使用:
<?xml version="1.0" encoding="UTF-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:tns="http://processonlinejob.ws/processOnlineJobRequest" targetNamespace="http://processonlinejob.ws/processOnlineJobRequest" elementFormDefault="qualified">
<element name="processOnlineJobRequest" type="tns:processOnlineJobRequest"/>
<complexType name="processOnlineJobData">
<sequence maxOccurs="unbounded">
<any processContents="skip"/>
</sequence>
</complexType>
<complexType name="templateType">
<sequence>
<element name="name" type="string"/>
<element name="version" type="string"/>
</sequence>
</complexType>
<complexType name="processOnlineJobRequest">
<sequence>
<element name="template" type="tns:templateType"/>
<element name="data" type="tns:processOnlineJobData"/>
</sequence>
</complexType>
</schema>
对于今天仍然遇到这个错误的人,我也遇到了同样的问题,并发现它是由实现Clonable接口的端点的响应类型中的类引起的。删除该选项可以解决问题。请确保在删除它时不会破坏其他功能
java.lang.IllegalArgumentException: argument contains null
at com.sun.xml.internal.txw2.Document.writeValue(Document.java:130)
at com.sun.xml.internal.txw2.Document.writeValue(Document.java:134)
at com.sun.xml.internal.txw2.StartTag.addAttribute(StartTag.java:120)
at com.sun.xml.internal.txw2.ContainerElement._attribute(ContainerElement.java:303)
at com.sun.xml.internal.txw2.ContainerElement.addAttribute(ContainerElement.java:160)
at com.sun.xml.internal.txw2.ContainerElement.invoke(ContainerElement.java:134)
at com.sun.proxy.$Proxy30.type(Unknown Source)
at com.sun.xml.internal.ws.wsdl.writer.WSDLGenerator.generateSOAPMessages(WSDLGenerator.java:573)
at com.sun.xml.internal.ws.wsdl.writer.WSDLGenerator.generateMessages(WSDLGenerator.java:545)
at com.sun.xml.internal.ws.wsdl.writer.WSDLGenerator.generateDocument(WSDLGenerator.java:436)
at com.sun.xml.internal.ws.wsdl.writer.WSDLGenerator.doGeneration(WSDLGenerator.java:321)
at com.sun.xml.internal.ws.db.DatabindingImpl.generateWSDL(DatabindingImpl.java:242)
at com.sun.xml.internal.ws.server.EndpointFactory.generateWSDL(EndpointFactory.java:622)
at com.sun.xml.internal.ws.server.EndpointFactory.create(EndpointFactory.java:277)
at com.sun.xml.internal.ws.server.EndpointFactory.createEndpoint(EndpointFactory.java:144)
at com.sun.xml.internal.ws.api.server.WSEndpoint.create(WSEndpoint.java:563)
at com.sun.xml.internal.ws.api.server.WSEndpoint.create(WSEndpoint.java:545)
at com.sun.xml.internal.ws.transport.http.server.EndpointImpl.createEndpoint(EndpointImpl.java:308)
at com.sun.xml.internal.ws.transport.http.server.EndpointImpl.publish(EndpointImpl.java:231)
at com.sun.xml.internal.ws.spi.ProviderImpl.createAndPublishEndpoint(ProviderImpl.java:126)
at javax.xml.ws.Endpoint.publish(Endpoint.java:240)
at poc.ondemmand.Program.main(Program.java:22)
<?xml version="1.0" encoding="UTF-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:tns="http://processonlinejob.ws/processOnlineJobRequest" targetNamespace="http://processonlinejob.ws/processOnlineJobRequest" elementFormDefault="qualified">
<element name="processOnlineJobRequest" type="tns:processOnlineJobRequest"/>
<complexType name="processOnlineJobData">
<sequence maxOccurs="unbounded">
<any processContents="skip"/>
</sequence>
</complexType>
<complexType name="templateType">
<sequence>
<element name="name" type="string"/>
<element name="version" type="string"/>
</sequence>
</complexType>
<complexType name="processOnlineJobRequest">
<sequence>
<element name="template" type="tns:templateType"/>
<element name="data" type="tns:processOnlineJobData"/>
</sequence>
</complexType>
</schema>