http://netty.io/netty-all/: Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients. (The Netty Project) 
final class io.netty.util.internal.logging.FormattingTuple
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: io.netty.util.internal.logging.FormattingTuple
  super_class: java.lang.Object
{
  private final java.lang.String message;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.Throwable throwable;
    descriptor: Ljava/lang/Throwable;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  void <init>(java.lang.String, java.lang.Throwable);
    descriptor: (Ljava/lang/String;Ljava/lang/Throwable;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // io.netty.util.internal.logging.FormattingTuple this
        start local 1 // java.lang.String message
        start local 2 // java.lang.Throwable throwable
         0: .line 50
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 51
            aload 0 /* this */
            aload 1 /* message */
            putfield io.netty.util.internal.logging.FormattingTuple.message:Ljava/lang/String;
         2: .line 52
            aload 0 /* this */
            aload 2 /* throwable */
            putfield io.netty.util.internal.logging.FormattingTuple.throwable:Ljava/lang/Throwable;
         3: .line 53
            return
        end local 2 // java.lang.Throwable throwable
        end local 1 // java.lang.String message
        end local 0 // io.netty.util.internal.logging.FormattingTuple this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    4     0       this  Lio/netty/util/internal/logging/FormattingTuple;
            0    4     1    message  Ljava/lang/String;
            0    4     2  throwable  Ljava/lang/Throwable;
    MethodParameters:
           Name  Flags
      message    
      throwable  

  public java.lang.String getMessage();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.util.internal.logging.FormattingTuple this
         0: .line 56
            aload 0 /* this */
            getfield io.netty.util.internal.logging.FormattingTuple.message:Ljava/lang/String;
            areturn
        end local 0 // io.netty.util.internal.logging.FormattingTuple this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/util/internal/logging/FormattingTuple;

  public java.lang.Throwable getThrowable();
    descriptor: ()Ljava/lang/Throwable;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.util.internal.logging.FormattingTuple this
         0: .line 60
            aload 0 /* this */
            getfield io.netty.util.internal.logging.FormattingTuple.throwable:Ljava/lang/Throwable;
            areturn
        end local 0 // io.netty.util.internal.logging.FormattingTuple this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/util/internal/logging/FormattingTuple;
}
SourceFile: "FormattingTuple.java"