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) 
public final class io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames extends java.lang.Enum<io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames>
  minor version: 0
  major version: 59
  flags: flags: (0x4031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER, ACC_ANNOTATION
  this_class: io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames
  super_class: java.lang.Enum
{
  public static final io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames STREAM_ID;
    descriptor: Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames SCHEME;
    descriptor: Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames PATH;
    descriptor: Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames STREAM_PROMISE_ID;
    descriptor: Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames STREAM_DEPENDENCY_ID;
    descriptor: Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames STREAM_WEIGHT;
    descriptor: Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  private final io.netty.util.AsciiString text;
    descriptor: Lio/netty/util/AsciiString;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private static final io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames[] ENUM$VALUES;
    descriptor: [Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
    flags: (0x101a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=5, locals=0, args_size=0
         0: .line 123
            new io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames
            dup
            ldc "STREAM_ID"
            iconst_0
         1: .line 129
            ldc "x-http2-stream-id"
            invokespecial io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.<init>:(Ljava/lang/String;ILjava/lang/String;)V
            putstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.STREAM_ID:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
         2: .line 130
            new io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames
            dup
            ldc "SCHEME"
            iconst_1
         3: .line 136
            ldc "x-http2-scheme"
            invokespecial io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.<init>:(Ljava/lang/String;ILjava/lang/String;)V
            putstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.SCHEME:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
         4: .line 137
            new io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames
            dup
            ldc "PATH"
            iconst_2
         5: .line 143
            ldc "x-http2-path"
            invokespecial io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.<init>:(Ljava/lang/String;ILjava/lang/String;)V
            putstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.PATH:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
         6: .line 144
            new io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames
            dup
            ldc "STREAM_PROMISE_ID"
            iconst_3
         7: .line 150
            ldc "x-http2-stream-promise-id"
            invokespecial io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.<init>:(Ljava/lang/String;ILjava/lang/String;)V
            putstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.STREAM_PROMISE_ID:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
         8: .line 151
            new io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames
            dup
            ldc "STREAM_DEPENDENCY_ID"
            iconst_4
         9: .line 157
            ldc "x-http2-stream-dependency-id"
            invokespecial io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.<init>:(Ljava/lang/String;ILjava/lang/String;)V
            putstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.STREAM_DEPENDENCY_ID:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
        10: .line 158
            new io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames
            dup
            ldc "STREAM_WEIGHT"
            iconst_5
        11: .line 164
            ldc "x-http2-stream-weight"
            invokespecial io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.<init>:(Ljava/lang/String;ILjava/lang/String;)V
            putstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.STREAM_WEIGHT:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
        12: .line 122
            bipush 6
            anewarray io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames
            dup
            iconst_0
            getstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.STREAM_ID:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
            aastore
            dup
            iconst_1
            getstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.SCHEME:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
            aastore
            dup
            iconst_2
            getstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.PATH:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
            aastore
            dup
            iconst_3
            getstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.STREAM_PROMISE_ID:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
            aastore
            dup
            iconst_4
            getstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.STREAM_DEPENDENCY_ID:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
            aastore
            dup
            iconst_5
            getstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.STREAM_WEIGHT:Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
            aastore
            putstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.ENUM$VALUES:[Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>(java.lang.String, int, java.lang.String);
    descriptor: (Ljava/lang/String;ILjava/lang/String;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=4, args_size=4
        start local 0 // io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames this
        start local 3 // java.lang.String text
         0: .line 168
            aload 0 /* this */
            aload 1
            iload 2
            invokespecial java.lang.Enum.<init>:(Ljava/lang/String;I)V
         1: .line 169
            aload 0 /* this */
            aload 3 /* text */
            invokestatic io.netty.util.AsciiString.cached:(Ljava/lang/String;)Lio/netty/util/AsciiString;
            putfield io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.text:Lio/netty/util/AsciiString;
         2: .line 170
            return
        end local 3 // java.lang.String text
        end local 0 // io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
            0    3     3  text  Ljava/lang/String;
    MethodParameters:
               Name  Flags
      $enum$name     
      $enum$ordinal  
      text           

  public io.netty.util.AsciiString text();
    descriptor: ()Lio/netty/util/AsciiString;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames this
         0: .line 173
            aload 0 /* this */
            getfield io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.text:Lio/netty/util/AsciiString;
            areturn
        end local 0 // io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;

  public static io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames[] values();
    descriptor: ()[Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=3, args_size=0
         0: .line 1
            getstatic io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames.ENUM$VALUES:[Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
            dup
            astore 0
            iconst_0
            aload 0
            arraylength
            dup
            istore 1
            anewarray io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames
            dup
            astore 2
            iconst_0
            iload 1
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
            aload 2
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames valueOf(java.lang.String);
    descriptor: (Ljava/lang/String;)Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
         0: .line 1
            ldc Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;
            aload 0
            invokestatic java.lang.Enum.valueOf:(Ljava/lang/Class;Ljava/lang/String;)Ljava/lang/Enum;
            checkcast io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    MethodParameters:
      Name  Flags
      name  
}
Signature: Ljava/lang/Enum<Lio/netty/handler/codec/http2/HttpConversionUtil$ExtensionHeaderNames;>;
SourceFile: "HttpConversionUtil.java"
NestHost: io.netty.handler.codec.http2.HttpConversionUtil
InnerClasses:
  public final ExtensionHeaderNames = io.netty.handler.codec.http2.HttpConversionUtil$ExtensionHeaderNames of io.netty.handler.codec.http2.HttpConversionUtil