test/java/lang/management/PlatformLoggingMXBean/LoggingMXBeanTest.java

*** 37,49 ****
  import java.util.ArrayList;
  import java.util.List;
  
  public class LoggingMXBeanTest
  {
!     static String LOGGER_NAME_1 = "com.sun.management.Logger";
!     static String LOGGER_NAME_2 = "com.sun.management.Logger.Logger2";
!     static String UNKNOWN_LOGGER_NAME = "com.sun.management.Unknown";
  
      // These instance variables prevent premature logger garbage collection
      // See getLogger() weak reference warnings.
      Logger logger1;
      Logger logger2;
--- 37,49 ----
  import java.util.ArrayList;
  import java.util.List;
  
  public class LoggingMXBeanTest
  {
!     static final String LOGGER_NAME_1 = "com.sun.management.Logger";
!     static final String LOGGER_NAME_2 = "com.sun.management.Logger.Logger2";
!     static final String UNKNOWN_LOGGER_NAME = "com.sun.management.Unknown";
  
      // These instance variables prevent premature logger garbage collection
      // See getLogger() weak reference warnings.
      Logger logger1;
      Logger logger2;
*** 222,237 ****
          if (loggers3.size() != 0)
              throw new RuntimeException("LoggerNames: unmatched loggers");
  
          // verify logger's level  and parent
          for (String logger : loggers1) {
!             if (!mxbean1.getLoggerLevel(logger)
!                     .equals(mxbean2.getLoggerLevel(logger)))
                  throw new RuntimeException(
                      "LoggerLevel: unmatched level for " + logger
!                     + ", " + mxbean1.getLoggerLevel(logger)
!                     + ", " + mxbean2.getLoggerLevel(logger));
  
              if (!mxbean1.getParentLoggerName(logger)
                      .equals(mxbean2.getParentLoggerName(logger)))
                  throw new RuntimeException(
                      "ParentLoggerName: unmatched parent logger's name for " + logger);
--- 222,258 ----
          if (loggers3.size() != 0)
              throw new RuntimeException("LoggerNames: unmatched loggers");
  
          // verify logger's level  and parent
          for (String logger : loggers1) {
!             // it is conceivable that mxbean1.getLoggerLevel(logger) is null
!             // if logger has been gc'ed.
!             String level1 = mxbean1.getLoggerLevel(logger);
!             String level2 = mxbean2.getLoggerLevel(logger);
!             if (!java.util.Objects.equals(level1, level2)) {
!                 boolean mustfail;
!                 switch(logger) {
!                     case LOGGER_NAME_1:
!                     case LOGGER_NAME_2:
!                          mustfail = true; // we have a ref on those loggers.
!                               // they should not have been gc'ed.
!                          break;
!                     default:
!                          mustfail = level1 != null && level2 != null;
!                 }
!                 if (mustfail) {
                     throw new RuntimeException(
                              "LoggerLevel: unmatched level for " + logger
!                             + ", " + level1 + ", " + level2);
!                 } else {
!                    System.err.println("WARNING: level was null for " + logger 
!                             + "; Unmatched level for " + logger
!                             + ", " + level1 + ", " + level2 );
!                    continue; // no use to check further - the logger was 
!                              // probably gc'ed        
!                 }
!             }
  
              if (!mxbean1.getParentLoggerName(logger)
                      .equals(mxbean2.getParentLoggerName(logger)))
                  throw new RuntimeException(
                      "ParentLoggerName: unmatched parent logger's name for " + logger);