[jboss-jira] [JBoss JIRA] Closed: (JBAS-3838) ServerInfo does not check response from getThreadInfo for null

ServerInfo does not check response from getThreadInfo for null -------------------------------------------------------------- Key: JBAS-3838 URL: http://jira.jboss.com/jira/browse/JBAS-3838 Project: JBoss Application Server Issue Type: Bug Security Level: Public(Everyone can see) Components: MicroContainer bus Affects Versions: JBossAS-4.0.5.GA Reporter: Darran Lofthouse Assigned To: Dimitris Andreadis Fix For: JBossAS-5.0.0.Beta2, JBossAS-4.2.0.CR1 The ServerInfo MBean does not check the response from getThreadInfo for null. If getThreadInfo is called for a thread that no longer exists it returns null. Currently it is possible for the following NullPointerException to be logged: - java.lang.NullPointerException at sun.reflect.GeneratedMethodAccessor87.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.jboss.system.server.ServerInfo.getThreadCpuUtilization(ServerInfo.java:557) at org.jboss.system.server.ServerInfo.listThreadCpuUtilization(ServerInfo.java:510) at sun.reflect.GeneratedMethodAccessor113.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)