[英]Axis2 Web Services and Eclipse WSDL authoring: Adding an axis fault to wsdl causes exception when running wsdl2java
I am trying to create a contract-first Web Service using Apache Axis2 1.4.1. 我正在尝试使用Apache Axis2 1.4.1创建合同优先的Web服务。 Since Eclipse has what seems like a pretty complete wsdl editor I started autoring my wsdls using Eclipse´s editor. 由于Eclipse具有看起来很完整的wsdl编辑器,因此我开始使用Eclipse的编辑器自动执行wsdls。 Everything works great, I can generate Java classes using wsdl2java and the Web Services work when deployed. 一切都很好,我可以使用wsdl2java生成Java类,并且在部署Web服务时可以工作。 However, adding an exception or fault to a Web Service results in an exception saying that Element QName is null for the Fault. 但是,将异常或故障添加到Web服务会导致异常,该异常表示Fault的Element QName为null。 Does anyone know what may cause this? 有谁知道这可能是什么原因? Inspecting the wsdl doesn´t give me any direct answers either. 检查wsdl也不给我任何直接的答案。 It seems the Fault/exception is defined just like other elements. 似乎故障/异常的定义与其他元素一样。
Here´s the command and stack trace: 这是命令和堆栈跟踪:
>d:\axis2-1.4.1\bin\wsdl2java.bat -o src-test -ss -uri JavaIntegrationModule.wsdl
Using AXIS2_HOME: D:\axis2-1.4.1
Using JAVA_HOME: D:\Java\jdk1.5.0_14
Retrieving document at 'JavaIntegrationModule.wsdl'.
[INFO] The src-test\src\org\example\www\javaintegrationmodule\JavaIntegrationModuleSkeleton.java file cannot be overwritten.
[INFO] The src-test\src\org\example\www\javaintegrationmodule\JavaIntegrationModuleMessageReceiverInOut.java file cannot be overwritten.
D:\>d:\axis2-1.4.1\bin\wsdl2java.bat -o src-test -ss -uri JavaIntegrationModule.wsdl
Using AXIS2_HOME: D:\axis2-1.4.1
Using JAVA_HOME: D:\Java\jdk1.5.0_14
Retrieving document at 'JavaIntegrationModule.wsdl'.
D:\>d:\axis2-1.4.1\bin\wsdl2java.bat -o src-test -ss -uri JavaIntegrationModule.wsdl
Using AXIS2_HOME: D:\axis2-1.4.1
Using JAVA_HOME: D:\Java\jdk1.5.0_14
Retrieving document at 'JavaIntegrationModule.wsdl'.
Exception in thread "main" org.apache.axis2.wsdl.codegen.CodeGenerationException: org.apache.axis2.wsdl.codegen.CodeGenerationException: jav
a.lang.RuntimeException: Element QName is null for getSolutionByIdFault!
at org.apache.axis2.wsdl.codegen.CodeGenerationEngine.generate(CodeGenerationEngine.java:271)
at org.apache.axis2.wsdl.WSDL2Code.main(WSDL2Code.java:35)
at org.apache.axis2.wsdl.WSDL2Java.main(WSDL2Java.java:24)
Caused by: org.apache.axis2.wsdl.codegen.CodeGenerationException: java.lang.RuntimeException: Element QName is null for getSolutionByIdFault
!
at org.apache.axis2.wsdl.codegen.emitter.AxisServiceBasedMultiLanguageEmitter.emitSkeleton(AxisServiceBasedMultiLanguageEmitter.java
:1370)
at org.apache.axis2.wsdl.codegen.CodeGenerationEngine.generate(CodeGenerationEngine.java:253)
... 2 more
Caused by: java.lang.RuntimeException: Element QName is null for getSolutionByIdFault!
at org.apache.axis2.wsdl.codegen.emitter.AxisServiceBasedMultiLanguageEmitter.getFaultParamElements(AxisServiceBasedMultiLanguageEmi
tter.java:2829)
at org.apache.axis2.wsdl.codegen.emitter.AxisServiceBasedMultiLanguageEmitter.getFaultElement(AxisServiceBasedMultiLanguageEmitter.j
ava:2748)
at org.apache.axis2.wsdl.codegen.emitter.AxisServiceBasedMultiLanguageEmitter.generateMethodElement(AxisServiceBasedMultiLanguageEmi
tter.java:2269)
at org.apache.axis2.wsdl.codegen.emitter.AxisServiceBasedMultiLanguageEmitter.loadOperations(AxisServiceBasedMultiLanguageEmitter.ja
va:2151)
at org.apache.axis2.wsdl.codegen.emitter.AxisServiceBasedMultiLanguageEmitter.createDOMDocumentForSkeleton(AxisServiceBasedMultiLang
uageEmitter.java:2065)
at org.apache.axis2.wsdl.codegen.emitter.AxisServiceBasedMultiLanguageEmitter.writeSkeleton(AxisServiceBasedMultiLanguageEmitter.jav
a:1991)
at org.apache.axis2.wsdl.codegen.emitter.AxisServiceBasedMultiLanguageEmitter.emitSkeleton(AxisServiceBasedMultiLanguageEmitter.java
:1327)
... 3 more
and the WSDL file: 和WSDL文件:
<?xml version="1.0" encoding="UTF-8"?>
<wsdl:definitions xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" xmlns:tns="http://www.example.org/JavaIntegrationModule/" xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/" xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="JavaIntegrationModule" targetNamespace="http://www.example.org/JavaIntegrationModule/">
<wsdl:types>
<xsd:schema targetNamespace="http://www.example.org/JavaIntegrationModule/">
<xsd:element name="getSolutionById">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="in" type="xsd:string"/>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="getSolutionByIdResponse">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="out" type="xsd:string"/>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="getSolutionByIdFault">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="getSolutionByIdFault"
type="xsd:string">
</xsd:element>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:schema>
</wsdl:types>
<wsdl:message name="getSolutionByIdRequest">
<wsdl:part element="tns:getSolutionById" name="parameters"/>
</wsdl:message>
<wsdl:message name="getSolutionByIdResponse">
<wsdl:part element="tns:getSolutionByIdResponse" name="parameters"/>
</wsdl:message>
<wsdl:message name="getSolutionByIdFault">
<wsdl:part name="parameters" element="tns:getSolutionByIdFault"></wsdl:part>
</wsdl:message>
<wsdl:portType name="JavaIntegrationModule">
<wsdl:operation name="getSolutionById">
<wsdl:input message="tns:getSolutionByIdRequest"/>
<wsdl:output message="tns:getSolutionByIdResponse"/>
<wsdl:fault name="fault" message="tns:getSolutionByIdFault"></wsdl:fault>
</wsdl:operation>
</wsdl:portType>
<wsdl:binding name="JavaIntegrationModuleSOAP" type="tns:JavaIntegrationModule">
<soap:binding style="document" transport="http://schemas.xmlsoap.org/soap/http"/>
<wsdl:operation name="getSolutionById">
<soap:operation soapAction="http://www.example.org/JavaIntegrationModule/getSolutionById"/>
<wsdl:input>
<soap:body use="literal"/>
</wsdl:input>
<wsdl:output>
<soap:body use="literal"/>
</wsdl:output>
</wsdl:operation>
</wsdl:binding>
<wsdl:service name="JavaIntegrationModule">
<wsdl:port binding="tns:JavaIntegrationModuleSOAP" name="JavaIntegrationModuleSOAP">
<soap:address location="http://www.example.org/"/>
</wsdl:port>
</wsdl:service>
</wsdl:definitions>
I think I have now solved this myself. 我想我现在已经解决了这个问题。 It seems that for some reason the eclipse WSDL-editor did not add the fault to the binding part of the WSDL. 似乎由于某种原因,蚀WSDL编辑器没有将错误添加到WSDL的绑定部分。
So when I added: 所以当我添加:
<wsdl:fault name="fault">
<soap:fault use="literal" name="fault" />
</wsdl:fault>
to the binding, it compiles fine. 到绑定,它可以编译。
The complete wsdl is now: 现在完整的wsdl是:
<?xml version="1.0" encoding="UTF-8"?>
<wsdl:definitions xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" xmlns:tns="http://www.example.org/JavaIntegrationModule/" xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/" xmlns:xsd="http://www.w3.org/2001/XMLSchema" name="JavaIntegrationModule" targetNamespace="http://www.example.org/JavaIntegrationModule/">
<wsdl:types>
<xsd:schema targetNamespace="http://www.example.org/JavaIntegrationModule/">
<xsd:element name="getSolutionById">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="in" type="xsd:string"/>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="getSolutionByIdResponse">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="out" type="xsd:string"/>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="getSolutionByIdFault">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="getSolutionByIdFault"
type="xsd:string">
</xsd:element>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:schema>
</wsdl:types>
<wsdl:message name="getSolutionByIdRequest">
<wsdl:part element="tns:getSolutionById" name="parameters"/>
</wsdl:message>
<wsdl:message name="getSolutionByIdResponse">
<wsdl:part element="tns:getSolutionByIdResponse" name="parameters"/>
</wsdl:message>
<wsdl:message name="getSolutionByIdFault">
<wsdl:part name="parameters" element="tns:getSolutionByIdFault"></wsdl:part>
</wsdl:message>
<wsdl:portType name="JavaIntegrationModule">
<wsdl:operation name="getSolutionById">
<wsdl:input message="tns:getSolutionByIdRequest"/>
<wsdl:output message="tns:getSolutionByIdResponse"/>
<wsdl:fault name="fault" message="tns:getSolutionByIdFault"></wsdl:fault>
</wsdl:operation>
</wsdl:portType>
<wsdl:binding name="JavaIntegrationModuleSOAP" type="tns:JavaIntegrationModule">
<soap:binding style="document" transport="http://schemas.xmlsoap.org/soap/http"/>
<wsdl:operation name="getSolutionById">
<soap:operation soapAction="http://www.example.org/JavaIntegrationModule/getSolutionById"/>
<wsdl:input>
<soap:body use="literal"/>
</wsdl:input>
<wsdl:output>
<soap:body use="literal"/>
</wsdl:output>
<wsdl:fault name="fault">
<soap:fault use="literal" name="fault" />
</wsdl:fault>
</wsdl:operation>
</wsdl:binding>
<wsdl:service name="JavaIntegrationModule">
<wsdl:port binding="tns:JavaIntegrationModuleSOAP" name="JavaIntegrationModuleSOAP">
<soap:address location="http://www.example.org/"/>
</wsdl:port>
</wsdl:service>
</wsdl:definitions>
Me too! 我也是! Your solution saved me time for looking around :) 您的解决方案为我节省了四处查看的时间:)
Btw, in Eclipse, when you click on Design tab for WSDL find, and select Binding element, you can "generate binding content" automatically from Properties view. 顺便说一句,在Eclipse中,当单击“设计”选项卡上的WSDL查找并选择“绑定元素”时,可以从“属性”视图中自动“生成绑定内容”。 By this way, you do not have to manually modify WSDL source code. 通过这种方式,您不必手动修改WSDL源代码。
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