Hi Tam,

Were you able to solve the issue? . I am facing same problem

Thanks and Regards
Jatin Arora

On Saturday, August 20, 2016 at 3:27:00 PM UTC+5:30, tam wei wrote:
>
> Hi all,
> I have an existing set of resource that we use to expose as API. we are 
> exploring using Swagger to document the API. I am following the guide from 
> https://github.com/swagger-api/swagger-core/wiki/Swagger-Core-Jersey-1.X-Project-Setup-1.5#configure-and-initialize-swagger
>  
> to generate the Swagger definition.
>
> The servlet I configure failed to be initialised due to the error '
> com.sun.jersey.api.container.ContainerException:Method, public 
> javax.ws.rs.core.Response 
> io.swagger.jaxrs.listing.AcceptHeaderApiListingResource.getListingYaml(javax.ws.rs.core.Application,javax.servlet.ServletConfig,javax.ws.rs.core.HttpHeaders,javax.ws.rs.core.UriInfo),
>  
> annotated with GET of resource, class 
> io.swagger.jaxrs.listing.AcceptHeaderApiListingResource, is not 
> recognized as valid Java method annotated with @HttpMethod.'
>
> Can I know what could be the issue? I have included my servlet 
> configuration as well (see the last section). thanks!
>
> *Full stack trace*
>
> weblogic.application.ModuleException: [HTTP:101216]Servlet: 
> "swaggerTesting" failed to preload on startup in Web application: "Online".
>
> com.sun.jersey.api.container.ContainerException: Method, public 
> javax.ws.rs.core.Response 
> io.swagger.jaxrs.listing.AcceptHeaderApiListingResource.getListingYaml(javax.ws.rs.core.Application,javax.servlet.ServletConfig,javax.ws.rs.core.HttpHeaders,javax.ws.rs.core.UriInfo),
>  
> annotated with GET of resource, class 
> io.swagger.jaxrs.listing.AcceptHeaderApiListingResource, is not recognized 
> as valid Java method annotated with @HttpMethod.
>
> at com.sun.jersey.server.impl.model.method.ResourceHttpMethod.<init>(
> ResourceHttpMethod.java:92)
>
> at com.sun.jersey.server.impl.model.method.ResourceHttpMethod.<init>(
> ResourceHttpMethod.java:69)
>
> at com.sun.jersey.server.impl.model.method.ResourceHttpMethod.<init>(
> ResourceHttpMethod.java:61)
>
> at com.sun.jersey.server.impl.model.ResourceClass.processMethods(
> ResourceClass.java:311)
>
> at com.sun.jersey.server.impl.model.ResourceClass.<init>(
> ResourceClass.java:133)
>
> at 
> com.sun.jersey.server.impl.application.WebApplicationImpl.newResourceClass(
> WebApplicationImpl.java:554)
>
> at 
> com.sun.jersey.server.impl.application.WebApplicationImpl.getResourceClass(
> WebApplicationImpl.java:517)
>
> at 
> com.sun.jersey.server.impl.application.WebApplicationImpl.processRootResources(
> WebApplicationImpl.java:1147)
>
> at com.sun.jersey.server.impl.application.WebApplicationImpl.initiate(
> WebApplicationImpl.java:912)
>
> at com.sun.jersey.server.impl.application.WebApplicationImpl.initiate(
> WebApplicationImpl.java:589)
>
> at com.sun.jersey.spi.container.servlet.ServletContainer.initiate(
> ServletContainer.java:403)
>
> at 
> com.sun.jersey.spi.container.servlet.ServletContainer$InternalWebComponent.initiate(
> ServletContainer.java:252)
>
> at com.sun.jersey.spi.container.servlet.WebComponent.load(
> WebComponent.java:550)
>
> at com.sun.jersey.spi.container.servlet.WebComponent.init(
> WebComponent.java:201)
>
> at com.sun.jersey.spi.container.servlet.ServletContainer.init(
> ServletContainer.java:307)
>
> at com.sun.jersey.spi.container.servlet.ServletContainer.init(
> ServletContainer.java:470)
>
> at javax.servlet.GenericServlet.init(GenericServlet.java:240)
>
> at weblogic.servlet.internal.StubSecurityHelper$ServletInitAction.run(
> StubSecurityHelper.java:299)
>
> at weblogic.servlet.internal.StubSecurityHelper$ServletInitAction.run(
> StubSecurityHelper.java:250)
>
> at weblogic.security.acl.internal.AuthenticatedSubject.doAs(
> AuthenticatedSubject.java:321)
>
> at weblogic.security.service.SecurityManager.runAs(
> SecurityManager.java:120)
>
> at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:57
> )
>
> at weblogic.servlet.internal.StubSecurityHelper.initServletInstance(
> StubSecurityHelper.java:94)
>
> at weblogic.servlet.internal.StubSecurityHelper.createServlet(
> StubSecurityHelper.java:82)
>
> at weblogic.servlet.internal.StubLifecycleHelper.createOneInstance(
> StubLifecycleHelper.java:74)
>
> at weblogic.servlet.internal.StubLifecycleHelper.<init>(
> StubLifecycleHelper.java:60)
>
> at weblogic.servlet.internal.StubLifecycleHelper.<init>(
> StubLifecycleHelper.java:34)
>
> at weblogic.servlet.internal.ServletStubImpl.initStubLifecycleHelper(
> ServletStubImpl.java:624)
>
> at weblogic.servlet.internal.ServletStubImpl.prepareServlet(
> ServletStubImpl.java:565)
>
> at weblogic.servlet.internal.WebAppServletContext.preloadServlet(
> WebAppServletContext.java:1874)
>
> at weblogic.servlet.internal.WebAppServletContext.loadServletsOnStartup(
> WebAppServletContext.java:1848)
>
> com.sun.jersey.api.container.ContainerException:Method, public 
> javax.ws.rs.core.Response 
> io.swagger.jaxrs.listing.AcceptHeaderApiListingResource.getListingYaml(javax.ws.rs.core.Application,javax.servlet.ServletConfig,javax.ws.rs.core.HttpHeaders,javax.ws.rs.core.UriInfo),
>  
> annotated with GET of resource, class 
> io.swagger.jaxrs.listing.AcceptHeaderApiListingResource, is not 
> recognized as valid Java method annotated with @HttpMethod.
>
> at com.sun.jersey.server.impl.model.method.ResourceHttpMethod.<init>(
> ResourceHttpMethod.java:92)
>
> at com.sun.jersey.server.impl.model.method.ResourceHttpMethod.<init>(
> ResourceHttpMethod.java:69)
>
> at com.sun.jersey.server.impl.model.method.ResourceHttpMethod.<init>(
> ResourceHttpMethod.java:61)
>
> at com.sun.jersey.server.impl.model.ResourceClass.processMethods(
> ResourceClass.java:311)
>
> at com.sun.jersey.server.impl.model.ResourceClass.<init>(
> ResourceClass.java:133)
>
> Truncated. see log file for complete stack trace
>
>
>
> *Web.xml configuration*
>
> <servlet>
>
>         <servlet-name>swaggerTesting</servlet-name>
>
>         <servlet-class>
> com.sun.jersey.spi.container.servlet.ServletContainer</servlet-class>
>
>         <init-param>
>
>             <param-name>com.sun.jersey.config.property.packages</
> param-name>
>
>             <param-value>
> com.fapi.online.resources;com.fapi.online.provider;org.codehaus.jackson.jaxrs;io.swagger.jaxrs.json;io.swagger.jaxrs.listing
> </param-value>
>
>         </init-param>
>
>         <init-param>
>
> <param-name>com.sun.jersey.spi.container.ContainerRequestFilters</
> param-name>
>
> <param-value>
> com.sun.jersey.api.container.filter.GZIPContentEncodingFilter;com.starhub.fapi.online.security.CustomRequestFilter
> </param-value>
>
> </init-param>
>
> <init-param>
>
>     <param-name>com.sun.jersey.spi.container.ContainerResponseFilters</
> param-name>
>
>     <param-value>
> com.sun.jersey.api.container.filter.GZIPContentEncodingFilter;com.starhub.fapi.online.security.CrossDomainFilter
> </param-value>
>
> </init-param>
>
>         <load-on-startup>1</load-on-startup>
>
>     </servlet>
>
>   
>
>   <servlet-mapping>
>
>         <servlet-name>swaggerTesting</servlet-name>
>
>         <url-pattern>/*</url-pattern>
>
>   </servlet-mapping>
>
>   
>
>   <servlet>
>
>         <servlet-name>Jersey2Config</servlet-name>
>
>         <servlet-class>io.swagger.jaxrs.config.DefaultJaxrsConfig</
> servlet-class>
>
>         <init-param>
>
>             <param-name>api.version</param-name>
>
>             <param-value>15.0.0</param-value>
>
>         </init-param>
>
>         <init-param>
>
>       <param-name>swagger.api.title</param-name>
>
>       <param-value>Online</param-value>
>
>     </init-param>
>
>     <init-param>
>
>       <param-name>swagger.api.basepath</param-name>
>
>       <param-value>http://localhost:7001/Online/api</param-value>
>
>     </init-param>
>
>         <load-on-startup>2</load-on-startup>
>
>     </servlet>
>

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