https://logging.apache.org/log4j/2.x/log4j-core/: The Apache Log4j Implementation (The Apache Software Foundation)
  • Ralph Goers (Nextiva)
  • Gary Gregory (Rocket Software)
  • Scott Deboy
  • Remko Popma
  • Nick Williams
  • Matt Sicker (CloudBees)
  • Bruce Brouwer
  • Mikael Ståldal (Spotify)
  • Carter Kozak 
final class org.apache.logging.log4j.core.appender.routing.RoutingAppender$ReferencedRouteAppenderControl extends org.apache.logging.log4j.core.appender.routing.RoutingAppender$RouteAppenderControl
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: org.apache.logging.log4j.core.appender.routing.RoutingAppender$ReferencedRouteAppenderControl
  super_class: org.apache.logging.log4j.core.appender.routing.RoutingAppender$RouteAppenderControl
{
  void <init>(org.apache.logging.log4j.core.Appender);
    descriptor: (Lorg/apache/logging/log4j/core/Appender;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.logging.log4j.core.appender.routing.RoutingAppender$ReferencedRouteAppenderControl this
        start local 1 // org.apache.logging.log4j.core.Appender appender
         0: .line 475
            aload 0 /* this */
            aload 1 /* appender */
            invokespecial org.apache.logging.log4j.core.appender.routing.RoutingAppender$RouteAppenderControl.<init>:(Lorg/apache/logging/log4j/core/Appender;)V
         1: .line 476
            return
        end local 1 // org.apache.logging.log4j.core.Appender appender
        end local 0 // org.apache.logging.log4j.core.appender.routing.RoutingAppender$ReferencedRouteAppenderControl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    2     0      this  Lorg/apache/logging/log4j/core/appender/routing/RoutingAppender$ReferencedRouteAppenderControl;
            0    2     1  appender  Lorg/apache/logging/log4j/core/Appender;
    MethodParameters:
          Name  Flags
      appender  

  void checkout();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=0, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.appender.routing.RoutingAppender$ReferencedRouteAppenderControl this
         0: .line 481
            return
        end local 0 // org.apache.logging.log4j.core.appender.routing.RoutingAppender$ReferencedRouteAppenderControl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/appender/routing/RoutingAppender$ReferencedRouteAppenderControl;

  void release();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=0, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.appender.routing.RoutingAppender$ReferencedRouteAppenderControl this
         0: .line 486
            return
        end local 0 // org.apache.logging.log4j.core.appender.routing.RoutingAppender$ReferencedRouteAppenderControl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/appender/routing/RoutingAppender$ReferencedRouteAppenderControl;
}
SourceFile: "RoutingAppender.java"
NestHost: org.apache.logging.log4j.core.appender.routing.RoutingAppender
InnerClasses:
  private final ReferencedRouteAppenderControl = org.apache.logging.log4j.core.appender.routing.RoutingAppender$ReferencedRouteAppenderControl of org.apache.logging.log4j.core.appender.routing.RoutingAppender
  private abstract RouteAppenderControl = org.apache.logging.log4j.core.appender.routing.RoutingAppender$RouteAppenderControl of org.apache.logging.log4j.core.appender.routing.RoutingAppender