[CONTROLLER-767] GET json request results in HTTP 500 - see also bug721

Duplicate — Fri, 5 Sep 2014 09:08:45 +0000

Accept application/xml
Content-Type application/xml

http://pce-guest33.cisco.com:8080/restconf/config/opendaylight-inventory:nodes/node/controller-config_xrvr/yang-ext:mount/

Accept application/json

========

This is works correct:

http://localhost:8080/restconf/config/opendaylight-inventory:nodes/node/<controller-config>/yang-ext:mount/

Accept application/xml
Content-Type application/xml

=================================================

With json in request we get in response HTTP 500 Error Status

Accept application/json

<html>
<head>
<title>Apache Tomcat/7.0.32 - Error report</title>
<style>
<!--H1

{font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;}

{font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;}

{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;}

{font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;}

{font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}

{color : black;}

A.name

{color : black;}

{color : #525D76;}

-->
</style>
</head>
<body>
<h1>HTTP Status 500 - java.lang.String cannot be cast to java.lang.Void</h1>
<HR size="1" noshade="noshade">
<p>
<b>type</b> Exception report
</p>
<p>
<b>message</b>
<u>java.lang.String cannot be cast to java.lang.Void</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>java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Void
org.opendaylight.yangtools.yang.data.impl.codec.TypeDefinitionAwareCodec$EmptyCodecStringImpl.serialize(TypeDefinitionAwareCodec.java:441)
org.opendaylight.yangtools.yang.data.codec.gson.JSONNormalizedNodeStreamWriter.leafNode(JSONNormalizedNodeStreamWriter.java:167)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.wasProcessAsSimpleNode(NormalizedNodeWriter.java:144)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.write(NormalizedNodeWriter.java:107)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.writeChildren(NormalizedNodeWriter.java:164)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter$OrderedNormalizedNodeWriter.writeMapEntryNode(NormalizedNodeWriter.java:248)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.wasProcessedAsCompositeNode(NormalizedNodeWriter.java:183)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.write(NormalizedNodeWriter.java:103)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.writeChildren(NormalizedNodeWriter.java:164)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.wasProcessedAsCompositeNode(NormalizedNodeWriter.java:213)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.write(NormalizedNodeWriter.java:103)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.writeChildren(NormalizedNodeWriter.java:164)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter$OrderedNormalizedNodeWriter.writeMapEntryNode(NormalizedNodeWriter.java:248)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.wasProcessedAsCompositeNode(NormalizedNodeWriter.java:183)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.write(NormalizedNodeWriter.java:103)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.writeChildren(NormalizedNodeWriter.java:164)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.wasProcessedAsCompositeNode(NormalizedNodeWriter.java:213)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.write(NormalizedNodeWriter.java:103)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.writeChildren(NormalizedNodeWriter.java:164)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter$OrderedNormalizedNodeWriter.writeMapEntryNode(NormalizedNodeWriter.java:248)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.wasProcessedAsCompositeNode(NormalizedNodeWriter.java:183)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.write(NormalizedNodeWriter.java:103)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.writeChildren(NormalizedNodeWriter.java:164)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.wasProcessedAsCompositeNode(NormalizedNodeWriter.java:213)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.write(NormalizedNodeWriter.java:103)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.writeChildren(NormalizedNodeWriter.java:164)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.wasProcessedAsCompositeNode(NormalizedNodeWriter.java:180)
org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter.write(NormalizedNodeWriter.java:103)
org.opendaylight.controller.sal.rest.impl.NormalizedNodeJsonBodyWriter.writeDataRoot(NormalizedNodeJsonBodyWriter.java:102)
org.opendaylight.controller.sal.rest.impl.NormalizedNodeJsonBodyWriter.writeTo(NormalizedNodeJsonBodyWriter.java:86)
org.opendaylight.controller.sal.rest.impl.NormalizedNodeJsonBodyWriter.writeTo(NormalizedNodeJsonBodyWriter.java:43)
com.sun.jersey.spi.container.ContainerResponse.write(ContainerResponse.java:306)
com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1479)
com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1391)
com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1381)
com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:416)
com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:538)
com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:716)
javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
</pre>
</p>
<p>
<b>note</b>
<u>The full stack trace of the root cause is available in the Apache Tomcat/7.0.32 logs.</u>
</p>
<HR size="1" noshade="noshade">
<h3>Apache Tomcat/7.0.32</h3>
</body>
</html>

Environment:
org.opendaylight.controller.version = 0.1
org.opendaylight.controller.build.scm.version = f72e1fabf7cab160e78d1ddb3729491552e6c59a
org.opendaylight.controller.build.user = jenkins-controller
org.opendaylight.controller.build.workspace = **********
org.opendaylight.controller.build.timestamp = 1409786165162
org.opendaylight.controller.build.machine = **********
[odl@pce-guest33 opendaylight]$

OpenDaylight JIRA

[CONTROLLER-767] GET json request results in HTTP 500 - see also bug721