[QPID-8344] [Broker-J] Generation of virtal host registry dump fails

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: qpid-java-broker-7.1.0, qpid-java-broker-7.1.1, qpid-java-broker-7.1.2, qpid-java-broker-7.1.3, qpid-java-broker-7.1.4
• Fix Version/s: qpid-java-broker-7.1.5
• Component/s: Broker-J
• Assignee: Alex Rudyy
• Reporter: Alex Rudyy
• Created: 20/Jul/19 21:17
• Updated: 19/Feb/20 10:35
• Resolved: 06/Oct/19 10:30

Description

Generation of link registry dump fail with the following stack trace

2019-07-20 18:44:44,378 WARN  [qtp505675560-137] (o.a.q.s.m.p.s.r.AbstractServlet) - Unexpected exception processing request
com.fasterxml.jackson.databind.exc.InvalidDefinitionException: No serializer found for class org.apache.qpid.server.protocol.v1_0.LinkRegistryImpl$LinkRegistryDump$ContainerDump and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY_BEANS) (through reference chain: java.util.Collections$SingletonMap["containers"]->java.util.Collections$UnmodifiableMap["testContainer-31"])
        at com.fasterxml.jackson.databind.exc.InvalidDefinitionException.from(InvalidDefinitionException.java:77)
        at com.fasterxml.jackson.databind.SerializerProvider.reportBadDefinition(SerializerProvider.java:1191)
        at com.fasterxml.jackson.databind.DatabindContext.reportBadDefinition(DatabindContext.java:313)
        at com.fasterxml.jackson.databind.ser.impl.UnknownSerializer.failForEmpty(UnknownSerializer.java:71)
        at com.fasterxml.jackson.databind.ser.impl.UnknownSerializer.serialize(UnknownSerializer.java:33)
        at com.fasterxml.jackson.databind.ser.std.MapSerializer.serializeFields(MapSerializer.java:722)
        at com.fasterxml.jackson.databind.ser.std.MapSerializer.serialize(MapSerializer.java:643)
        at com.fasterxml.jackson.databind.ser.std.MapSerializer.serialize(MapSerializer.java:33)
        at com.fasterxml.jackson.databind.ser.std.MapSerializer.serializeFields(MapSerializer.java:722)
        at com.fasterxml.jackson.databind.ser.std.MapSerializer.serialize(MapSerializer.java:643)
        at com.fasterxml.jackson.databind.ser.std.MapSerializer.serialize(MapSerializer.java:33)
        at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider._serialize(DefaultSerializerProvider.java:480)
        at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:319)
        at com.fasterxml.jackson.databind.ObjectMapper._configAndWriteValue(ObjectMapper.java:3906)
        at com.fasterxml.jackson.databind.ObjectMapper.writeValue(ObjectMapper.java:3177)
        at org.apache.qpid.server.protocol.v1_0.LinkRegistryImpl$LinkRegistryDump.write(LinkRegistryImpl.java:279)
        at org.apache.qpid.server.management.plugin.servlet.rest.AbstractServlet.writeTypedContent(AbstractServlet.java:296)
        at org.apache.qpid.server.management.plugin.servlet.rest.RestServlet.sendResponse(RestServlet.java:251)
        at org.apache.qpid.server.management.plugin.servlet.rest.RestServlet.doGet(RestServlet.java:119)
        at org.apache.qpid.server.management.plugin.servlet.rest.AbstractServlet.doGet(AbstractServlet.java:128)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:687)