Hi,

In prder to validate ur services.xml you can use a tool hosted at
http://tools.wso2.org:19762/wservices/AarValidatorXSL/
by WSO2. It consists of a tool to validate ur aar file as well.

Thanks,
Keith.

On 8/12/07, Sebastian Stein <[EMAIL PROTECTED]> wrote:
>
> Hi,
>
>
> I have an existing webapp. Now, I want to add Axis2 to expose some classes
> as web service. I can't alter the structure of the existing webapp. I
> added
> the Axis2 libs to WEB-INF/ and I will later strip out the libs not
> actually
> needed. At the moment the content of WEB-INF/lib is:
>
> activation-1.1.jar                    commons-logging-1.1.jar
> activation-LICENSE.txt                commons-logging-LICENSE.txt
> annogen-0.1.0.jar                     geronimo-spec-jms-1.1-rc4.jar
> annogen-LICENSE.txt                   geronimo-spec-jms-LICENSE.txt
> axiom-api-1.2.4.jar                   jakarta-httpcore-4.0-alpha4.jar
> axiom-api-LICENSE.txt                 jakarta-httpcore-LICENSE.txt
> axiom-dom-1.2.4.jar                   jaxb-api-2.0.2.jar
> axiom-dom-LICENSE.txt                 jaxb-impl-2.0.2.jar
> axiom-impl-1.2.4.jar                  jaxb-xjc-2.0.2.jar
> axiom-impl-LICENSE.txt                jaxen-1.1-beta-10.jar
> axis2-adb-1.2.jar                     jaxen-LICENSE.txt
> axis2-adb-codegen-1.2.jar             jettison-1.0-RC1.jar
> axis2-codegen-1.2.jar                 jibx-bind-1.1.4.jar
> axis2-fastinfoset-1.2.jar             jibx-run-1.1.4.jar
> axis2-java2wsdl-1.2.jar               mail-1.4.jar
> axis2-jaxbri-1.2.jar                  mail-LICENSE.txt
> axis2-jaxws-1.2.jar                   neethi-2.0.1.jar
> axis2-jaxws-api-1.2.jar               neethi-LICENSE.txt
> axis2-jibx-1.2.jar                    stax-api-1.0.1.jar
> axis2-json-1.2.jar                    stax-api-LICENSE.txt
> axis2-kernel-1.2.jar                  stax-utils-20060915.jar
> axis2-LICENSE.txt                     stax-utils-LICENSE.txt
> axis2-metadata-1.2.jar                woden-1.0-incubating-M7a.jar
> axis2-saaj-1.2.jar                    woden-LICENSE.txt
> axis2-saaj-api-1.2.jar                wsdl4j-1.6.2.jar
> axis2-soapmonitor-1.2.jar             wsdl4j-LICENSE.txt
> axis2-spring-1.2.jar                  wstx-asl-3.2.1.jar
> axis2-tools-1.2.jar                   wstx-LICENSE.txt
> axis2-xmlbeans-1.2.jar                xalan-2.7.0.jar
> backport-util-concurrent-2.2.jar      xbean-2.2.0.jar
> backport-util-concurrent-LICENSE.txt  xbean-LICENSE.txt
> commons-codec-1.3.jar                 xercesImpl-2.8.1.jar
> commons-codec-LICENSE.txt             xercesImpl-LICENSE.txt
> commons-fileupload-1.1.1.jar          xml-apis-1.3.03.jar
> commons-fileupload-LICENSE.txt        xml-apis-LICENSE.txt
> commons-httpclient-3.0.1.jar          XmlSchema-1.3.1.jar
> commons-httpclient-LICENSE.txt        XmlSchema-LICENSE.txt
> commons-io-1.2.jar
>
> I created a small example, just consisting of a servlet and a POJO java
> class, which should be exposed as web service. The webapp folder structure
> looks as follows:
>
> |-- META-INF
> |-- WEB-INF
> |   |-- classes
> |   |   `-- de
> |   |       `-- hpfsc
> |   |           |-- Echo.class
> |   |           `-- EchoServlet.class
> |   |-- lib
> |   |   |-- ...
> |   |-- services
> |   |   `-- Echo
> |   |       |-- META-INF
> |   |       |   `-- services.xml
> |   `-- web.xml
> `-- index.jsp
>
> I added Axis to my web.xml:
>
> <?xml version="1.0" encoding="UTF-8"?>
> <web-app id="WebApp_ID" version="2.4"
> xmlns="http://java.sun.com/xml/ns/j2ee";
> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
> xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
> http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd";>
>         <display-name>Axis2Test</display-name>
>
>         <servlet>
>                 <display-name>Echo Servlet</display-name>
>                 <servlet-name>EchoServlet</servlet-name>
>                 <servlet-class>de.hpfsc.EchoServlet</servlet-class>
>         </servlet>
>         <servlet>
>                 <display-name>Apache-Axis Servlet</display-name>
>                 <servlet-name>AxisServlet</servlet-name>
>                 <servlet-class>org.apache.axis2.transport.http.AxisServlet
> </servlet-class>
>                 <load-on-startup>1</load-on-startup>
>         </servlet>
>
>         <servlet-mapping>
>                 <servlet-name>EchoServlet</servlet-name>
>                 <url-pattern>/servlet/EchoServlet</url-pattern>
>         </servlet-mapping>
>         <servlet-mapping>
>                 <servlet-name>AxisServlet</servlet-name>
>                 <url-pattern>/servlet/AxisServlet</url-pattern>
>         </servlet-mapping>
>         <servlet-mapping>
>                 <servlet-name>AxisServlet</servlet-name>
>                 <url-pattern>*.jws</url-pattern>
>         </servlet-mapping>
>         <servlet-mapping>
>                 <servlet-name>AxisServlet</servlet-name>
>                 <url-pattern>/services/*</url-pattern>
>         </servlet-mapping>
>
>         <welcome-file-list>
>                 <welcome-file>index.html</welcome-file>
>                 <welcome-file>index.htm</welcome-file>
>                 <welcome-file>index.jsp</welcome-file>
>                 <welcome-file>default.html</welcome-file>
>                 <welcome-file>default.htm</welcome-file>
>                 <welcome-file>default.jsp</welcome-file>
>         </welcome-file-list>
> </web-app>
>
> Finally, I created a services.xml file to expose de.echo.Echo class as a
> web
> service. The content of the file looks as follows:
>
> <?xml version="1.0" encoding="UTF-8"?>
> <service name="Echo" scope="application">
>      <description>EchoAxis2</description>
>      <messageReceivers>
>           <messageReceiver mep="http://www.w3.org/2004/08/wsdl/in-only";
>                class="
> org.apache.axis2.rpc.receivers.RPCInOnlyMessageReceiver"/>
>           <messageReceiver mep="http://www.w3.org/2004/08/wsdl/in-out";
>                class="org.apache.axis2.rpc.receivers.RPCMessageReceiver"/>
>      </messageReceivers>
>      <parameter name="ServiceClass">de.echo.Echo</parameter>
> </service>
>
> My first question is if there is a XML Schema file (XSD) available to
> validate the services.xml file?
>
> Now, if I deploy this complete web app on Tomcat, I get the following
> exception:
>
> 12.08.2007 14:52:25 org.apache.axis2.deployment.ServiceDeployer deploy
> SCHWERWIEGEND: The Echo service, which is not valid, caused Processing
> Operations Modules with an error of The following error occurred during
> schema generation: de.echo.Echo
> org.apache.axis2.deployment.DeploymentException: Processing Operations
> Modules with an error of The following error occurred during schema
> generation: de.echo.Echo
>         at
> org.apache.axis2.deployment.ServiceBuilder.populateService(
> ServiceBuilder.java:381)
>         at
>
> org.apache.axis2.deployment.repository.util.ArchiveReader.buildServiceGroup
> (ArchiveReader.java:98)
>         at
>
> org.apache.axis2.deployment.repository.util.ArchiveReader.processServiceGroup
> (ArchiveReader.java:175)
>         at
> org.apache.axis2.deployment.ServiceDeployer.deploy(ServiceDeployer.java
> :79)
>         at
> org.apache.axis2.deployment.DeploymentEngine.doDeploy(
> DeploymentEngine.java:582)
>
> ...
>
> Caused by: java.lang.ClassNotFoundException: de.echo.Echo
>         at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
>         at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
>         at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
>         at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
>         at java.lang.Class.forName0(Native Method)
>         at java.lang.Class.forName(Class.java:242)
>         at
> org.apache.ws.java2wsdl.SchemaGenerator.<init>(SchemaGenerator.java:121)
>         at
> org.apache.axis2.deployment.util.Utils.fillAxisService(Utils.java:306)
>         at
> org.apache.axis2.deployment.ServiceBuilder.populateService(
> ServiceBuilder.java:339)
>         ... 38 more
>
> I think the second part is more interesting, because it says that my class
> de.echo.Echo can't be found. Any ideas what I'm doing wrong? Do I have to
> specify somehow a path where Axis should look for class files? I'm pretty
> sure it must work somehow like that, because I was able to generate such
> an
> example webapp using Eclipse and Axis1.
>
>
> Regards,
>
>
> Sebastian
> --
> http://www.halle-ist-schoen.de/
> City of Halle, Germany
>
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>
>


-- 
Keith Chapman
WSO2 Inc.
Oxygen for Web Services Developers.
http://wso2.org/

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