[QPID-6687] NPE is thrown on stop of Broker and VirtualHost FileLoggers when Logger is in ERRORED state due to attribute value resolution errors

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: qpid-java-6.0
• Component/s: Broker-J
• Assignee: Keith Wall
• Reporter: Alex Rudyy
• Created: 11/Aug/15 08:29
• Updated: 02/Oct/19 19:21
• Resolved: 12/Aug/15 20:09

Description

On invocation of VirtualHostFileLoggerImpl#stopLogging() and BrokerFileLoggerImpl#stopLogging() an NPE is thrown when Logger transited into ERRORED state due to attribute resolution errors caused by invalid values.

Here is an example of NPE:

java.lang.NullPointerException
	at org.apache.qpid.server.logging.VirtualHostFileLoggerImpl.stopLogging(VirtualHostFileLoggerImpl.java:185)
	at org.apache.qpid.server.logging.VirtualHostLoggerTest.testStopLoggingLoggerInErroredState(VirtualHostLoggerTest.java:217)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)