public class io.undertow.attribute.NullAttribute implements io.undertow.attribute.ExchangeAttribute
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: io.undertow.attribute.NullAttribute
  super_class: java.lang.Object
{
  public static final java.lang.String NAME;
    descriptor: Ljava/lang/String;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: "%{NULL}"

  public static final io.undertow.attribute.NullAttribute INSTANCE;
    descriptor: Lio/undertow/attribute/NullAttribute;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 32
            new io.undertow.attribute.NullAttribute
            dup
            invokespecial io.undertow.attribute.NullAttribute.<init>:()V
            putstatic io.undertow.attribute.NullAttribute.INSTANCE:Lio/undertow/attribute/NullAttribute;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.undertow.attribute.NullAttribute this
         0: .line 35
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 37
            return
        end local 0 // io.undertow.attribute.NullAttribute this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/undertow/attribute/NullAttribute;

  public java.lang.String readAttribute(io.undertow.server.HttpServerExchange);
    descriptor: (Lio/undertow/server/HttpServerExchange;)Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // io.undertow.attribute.NullAttribute this
        start local 1 // io.undertow.server.HttpServerExchange exchange
         0: .line 41
            aconst_null
            areturn
        end local 1 // io.undertow.server.HttpServerExchange exchange
        end local 0 // io.undertow.attribute.NullAttribute this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0      this  Lio/undertow/attribute/NullAttribute;
            0    1     1  exchange  Lio/undertow/server/HttpServerExchange;
    MethodParameters:
          Name  Flags
      exchange  final

  public void writeAttribute(io.undertow.server.HttpServerExchange, java.lang.String);
    descriptor: (Lio/undertow/server/HttpServerExchange;Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // io.undertow.attribute.NullAttribute this
        start local 1 // io.undertow.server.HttpServerExchange exchange
        start local 2 // java.lang.String newValue
         0: .line 46
            new io.undertow.attribute.ReadOnlyAttributeException
            dup
            ldc "%{NULL}"
            aload 2 /* newValue */
            invokespecial io.undertow.attribute.ReadOnlyAttributeException.<init>:(Ljava/lang/String;Ljava/lang/String;)V
            athrow
        end local 2 // java.lang.String newValue
        end local 1 // io.undertow.server.HttpServerExchange exchange
        end local 0 // io.undertow.attribute.NullAttribute this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0      this  Lio/undertow/attribute/NullAttribute;
            0    1     1  exchange  Lio/undertow/server/HttpServerExchange;
            0    1     2  newValue  Ljava/lang/String;
    Exceptions:
      throws io.undertow.attribute.ReadOnlyAttributeException
    MethodParameters:
          Name  Flags
      exchange  final
      newValue  final
}
SourceFile: "NullAttribute.java"
NestMembers:
  io.undertow.attribute.NullAttribute$Builder
InnerClasses:
  public final Builder = io.undertow.attribute.NullAttribute$Builder of io.undertow.attribute.NullAttribute