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Posted to dev@marmotta.apache.org by "ASF subversion and git services (JIRA)" <ji...@apache.org> on 2014/09/02 16:42:20 UTC
[jira] [Commented] (MARMOTTA-525) HTTP 500 / Nullpointer when no
Accept header is provided
[ https://issues.apache.org/jira/browse/MARMOTTA-525?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14118245#comment-14118245 ]
ASF subversion and git services commented on MARMOTTA-525:
----------------------------------------------------------
Commit bab0725b2e7c95f3f6d2af9af5b32166e71131a4 in marmotta's branch refs/heads/MARMOTTA-525 from [~jakob]
[ https://git-wip-us.apache.org/repos/asf?p=marmotta.git;h=bab0725 ]
MARMOTTA-525: Fixing possible NPE if Accept-Header is missing: default to */*
> HTTP 500 / Nullpointer when no Accept header is provided
> --------------------------------------------------------
>
> Key: MARMOTTA-525
> URL: https://issues.apache.org/jira/browse/MARMOTTA-525
> Project: Marmotta
> Issue Type: Bug
> Reporter: Reto Gmür
>
> For requests without Accept header one gets the following response:
> {code}
> GET /ldp/ttt HTTP/1.1
> User-Agent: curl/7.35.0
> Host: localhost:8181
> HTTP/1.1 500 Internal Server Error
> Server: Apache-Coyote/1.1
> Content-Type: text/html;charset=utf-8
> Content-Language: en
> Content-Length: 7734
> Date: Sun, 31 Aug 2014 21:30:20 GMT
> Connection: close
> <html><head><title>Apache Tomcat/7.0.47 - Error report</title><style><!--H1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} H2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} H3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} BODY {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} B {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} P {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}A {color : black;}A.name {color : black;}HR {color : #525D76;}--></style> </head><body><h1>HTTP Status 500 - java.lang.NullPointerException</h1><HR size="1" noshade="noshade"><p><b>type</b> Exception report</p><p><b>message</b> <u>java.lang.NullPointerException</u></p><p><b>description</b> <u>The server encountered an internal error that prevented it from fulfilling this request.</u></p><p><b>exception</b> <pre>org.jboss.resteasy.spi.UnhandledException: java.lang.NullPointerException
> org.jboss.resteasy.core.ExceptionHandler.handleApplicationException(ExceptionHandler.java:76)
> org.jboss.resteasy.core.ExceptionHandler.handleException(ExceptionHandler.java:212)
> org.jboss.resteasy.core.SynchronousDispatcher.writeException(SynchronousDispatcher.java:149)
> org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:372)
> org.jboss.resteasy.core.SynchronousDispatcher.invokePropagateNotFound(SynchronousDispatcher.java:217)
> org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:224)
> org.jboss.resteasy.plugins.server.servlet.FilterDispatcher.doFilter(FilterDispatcher.java:62)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:186)
> org.apache.marmotta.platform.core.filters.ModuleResourceFilter.doFilter(ModuleResourceFilter.java:163)
> org.apache.marmotta.platform.core.filters.ModuleResourceFilter$Proxy$_$$_WeldClientProxy.doFilter(Unknown Source)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:181)
> org.apache.marmotta.platform.core.filters.MarmottaServerNameFilter.doFilter(MarmottaServerNameFilter.java:104)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:181)
> org.apache.marmotta.platform.core.filters.TemplatingFilter.doFilter(TemplatingFilter.java:176)
> org.apache.marmotta.platform.core.filters.TemplatingFilter$Proxy$_$$_WeldClientProxy.doFilter(Unknown Source)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:181)
> org.apache.marmotta.platform.security.filters.MarmottaAccessControlFilter.doFilter(MarmottaAccessControlFilter.java:142)
> org.apache.marmotta.platform.security.filters.MarmottaAccessControlFilter$Proxy$_$$_WeldClientProxy.doFilter(Unknown Source)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:181)
> org.apache.marmotta.platform.user.filters.MarmottaAuthenticationFilter.doFilter(MarmottaAuthenticationFilter.java:163)
> org.apache.marmotta.platform.user.filters.MarmottaAuthenticationFilter$Proxy$_$$_WeldClientProxy.doFilter(Unknown Source)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:181)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter.doFilter(MarmottaResourceFilter.java:132)
> org.apache.marmotta.platform.core.servlet.MarmottaPreStartupFilter.doFilter(MarmottaPreStartupFilter.java:106)
> com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:169)
> com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:232)
> org.apache.marmotta.platform.core.servlet.MarmottaOptionsFilter.doFilter(MarmottaOptionsFilter.java:83)
> </pre></p><p><b>root cause</b> <pre>java.lang.NullPointerException
> org.apache.marmotta.platform.ldp.webservices.LdpWebService.buildGetResponse(LdpWebService.java:118)
> org.apache.marmotta.platform.ldp.webservices.LdpWebService.GET(LdpWebService.java:90)
> org.apache.marmotta.platform.ldp.webservices.LdpWebService$Proxy$_$$_WeldClientProxy.GET(Unknown Source)
> sun.reflect.GeneratedMethodAccessor61.invoke(Unknown Source)
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> java.lang.reflect.Method.invoke(Method.java:606)
> org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:137)
> org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:296)
> org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:250)
> org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:237)
> org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:356)
> org.jboss.resteasy.core.SynchronousDispatcher.invokePropagateNotFound(SynchronousDispatcher.java:217)
> org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:224)
> org.jboss.resteasy.plugins.server.servlet.FilterDispatcher.doFilter(FilterDispatcher.java:62)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:186)
> org.apache.marmotta.platform.core.filters.ModuleResourceFilter.doFilter(ModuleResourceFilter.java:163)
> org.apache.marmotta.platform.core.filters.ModuleResourceFilter$Proxy$_$$_WeldClientProxy.doFilter(Unknown Source)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:181)
> org.apache.marmotta.platform.core.filters.MarmottaServerNameFilter.doFilter(MarmottaServerNameFilter.java:104)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:181)
> org.apache.marmotta.platform.core.filters.TemplatingFilter.doFilter(TemplatingFilter.java:176)
> org.apache.marmotta.platform.core.filters.TemplatingFilter$Proxy$_$$_WeldClientProxy.doFilter(Unknown Source)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:181)
> org.apache.marmotta.platform.security.filters.MarmottaAccessControlFilter.doFilter(MarmottaAccessControlFilter.java:142)
> org.apache.marmotta.platform.security.filters.MarmottaAccessControlFilter$Proxy$_$$_WeldClientProxy.doFilter(Unknown Source)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:181)
> org.apache.marmotta.platform.user.filters.MarmottaAuthenticationFilter.doFilter(MarmottaAuthenticationFilter.java:163)
> org.apache.marmotta.platform.user.filters.MarmottaAuthenticationFilter$Proxy$_$$_WeldClientProxy.doFilter(Unknown Source)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter$LMFFilterChain.doFilter(MarmottaResourceFilter.java:181)
> org.apache.marmotta.platform.core.servlet.MarmottaResourceFilter.doFilter(MarmottaResourceFilter.java:132)
> org.apache.marmotta.platform.core.servlet.MarmottaPreStartupFilter.doFilter(MarmottaPreStartupFilter.java:106)
> com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:169)
> com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:232)
> org.apache.marmotta.platform.core.servlet.MarmottaOptionsFilter.doFilter(MarmottaOptionsFilter.java:83)
> </pre></p><p><b>note</b> <u>The full stack trace of the root cause is available in the Apache Tomcat/7.0.47 logs.</u></p><HR size="1" noshade="noshade"><h3>Apache Tomcat/7.0.47</h3></body></html>
> {code}
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