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.socks.SocksAuthRequest extends io.netty.handler.codec.socks.SocksRequest
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: io.netty.handler.codec.socks.SocksAuthRequest
  super_class: io.netty.handler.codec.socks.SocksRequest
{
  private static final java.nio.charset.CharsetEncoder asciiEncoder;
    descriptor: Ljava/nio/charset/CharsetEncoder;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final io.netty.handler.codec.socks.SocksSubnegotiationVersion SUBNEGOTIATION_VERSION;
    descriptor: Lio/netty/handler/codec/socks/SocksSubnegotiationVersion;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

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

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

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 30
            getstatic io.netty.util.CharsetUtil.US_ASCII:Ljava/nio/charset/Charset;
            invokestatic io.netty.util.CharsetUtil.encoder:(Ljava/nio/charset/Charset;)Ljava/nio/charset/CharsetEncoder;
            putstatic io.netty.handler.codec.socks.SocksAuthRequest.asciiEncoder:Ljava/nio/charset/CharsetEncoder;
         1: .line 31
            getstatic io.netty.handler.codec.socks.SocksSubnegotiationVersion.AUTH_PASSWORD:Lio/netty/handler/codec/socks/SocksSubnegotiationVersion;
            putstatic io.netty.handler.codec.socks.SocksAuthRequest.SUBNEGOTIATION_VERSION:Lio/netty/handler/codec/socks/SocksSubnegotiationVersion;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>(java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // io.netty.handler.codec.socks.SocksAuthRequest this
        start local 1 // java.lang.String username
        start local 2 // java.lang.String password
         0: .line 36
            aload 0 /* this */
            getstatic io.netty.handler.codec.socks.SocksRequestType.AUTH:Lio/netty/handler/codec/socks/SocksRequestType;
            invokespecial io.netty.handler.codec.socks.SocksRequest.<init>:(Lio/netty/handler/codec/socks/SocksRequestType;)V
         1: .line 37
            aload 1 /* username */
            ifnonnull 3
         2: .line 38
            new java.lang.NullPointerException
            dup
            ldc "username"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 40
      StackMap locals: io.netty.handler.codec.socks.SocksAuthRequest java.lang.String java.lang.String
      StackMap stack:
            aload 2 /* password */
            ifnonnull 5
         4: .line 41
            new java.lang.NullPointerException
            dup
            ldc "username"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 43
      StackMap locals:
      StackMap stack:
            getstatic io.netty.handler.codec.socks.SocksAuthRequest.asciiEncoder:Ljava/nio/charset/CharsetEncoder;
            aload 1 /* username */
            invokevirtual java.nio.charset.CharsetEncoder.canEncode:(Ljava/lang/CharSequence;)Z
            ifeq 6
            getstatic io.netty.handler.codec.socks.SocksAuthRequest.asciiEncoder:Ljava/nio/charset/CharsetEncoder;
            aload 2 /* password */
            invokevirtual java.nio.charset.CharsetEncoder.canEncode:(Ljava/lang/CharSequence;)Z
            ifne 9
         6: .line 44
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
         7: .line 45
            new java.lang.StringBuilder
            dup
            ldc "username: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* username */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc " or password: **** values should be in pure ascii"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         8: .line 44
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         9: .line 47
      StackMap locals:
      StackMap stack:
            aload 1 /* username */
            invokevirtual java.lang.String.length:()I
            sipush 255
            if_icmple 11
        10: .line 48
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "username: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* username */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc " exceeds 255 char limit"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        11: .line 50
      StackMap locals:
      StackMap stack:
            aload 2 /* password */
            invokevirtual java.lang.String.length:()I
            sipush 255
            if_icmple 13
        12: .line 51
            new java.lang.IllegalArgumentException
            dup
            ldc "password: **** exceeds 255 char limit"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        13: .line 53
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* username */
            putfield io.netty.handler.codec.socks.SocksAuthRequest.username:Ljava/lang/String;
        14: .line 54
            aload 0 /* this */
            aload 2 /* password */
            putfield io.netty.handler.codec.socks.SocksAuthRequest.password:Ljava/lang/String;
        15: .line 55
            return
        end local 2 // java.lang.String password
        end local 1 // java.lang.String username
        end local 0 // io.netty.handler.codec.socks.SocksAuthRequest this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   16     0      this  Lio/netty/handler/codec/socks/SocksAuthRequest;
            0   16     1  username  Ljava/lang/String;
            0   16     2  password  Ljava/lang/String;
    MethodParameters:
          Name  Flags
      username  
      password  

  public java.lang.String username();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.socks.SocksAuthRequest this
         0: .line 63
            aload 0 /* this */
            getfield io.netty.handler.codec.socks.SocksAuthRequest.username:Ljava/lang/String;
            areturn
        end local 0 // io.netty.handler.codec.socks.SocksAuthRequest this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/socks/SocksAuthRequest;

  public java.lang.String password();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.socks.SocksAuthRequest this
         0: .line 72
            aload 0 /* this */
            getfield io.netty.handler.codec.socks.SocksAuthRequest.password:Ljava/lang/String;
            areturn
        end local 0 // io.netty.handler.codec.socks.SocksAuthRequest this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/socks/SocksAuthRequest;

  public void encodeAsByteBuf(io.netty.buffer.ByteBuf);
    descriptor: (Lio/netty/buffer/ByteBuf;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.netty.handler.codec.socks.SocksAuthRequest this
        start local 1 // io.netty.buffer.ByteBuf byteBuf
         0: .line 77
            aload 1 /* byteBuf */
            getstatic io.netty.handler.codec.socks.SocksAuthRequest.SUBNEGOTIATION_VERSION:Lio/netty/handler/codec/socks/SocksSubnegotiationVersion;
            invokevirtual io.netty.handler.codec.socks.SocksSubnegotiationVersion.byteValue:()B
            invokevirtual io.netty.buffer.ByteBuf.writeByte:(I)Lio/netty/buffer/ByteBuf;
            pop
         1: .line 78
            aload 1 /* byteBuf */
            aload 0 /* this */
            getfield io.netty.handler.codec.socks.SocksAuthRequest.username:Ljava/lang/String;
            invokevirtual java.lang.String.length:()I
            invokevirtual io.netty.buffer.ByteBuf.writeByte:(I)Lio/netty/buffer/ByteBuf;
            pop
         2: .line 79
            aload 1 /* byteBuf */
            aload 0 /* this */
            getfield io.netty.handler.codec.socks.SocksAuthRequest.username:Ljava/lang/String;
            getstatic io.netty.util.CharsetUtil.US_ASCII:Ljava/nio/charset/Charset;
            invokevirtual io.netty.buffer.ByteBuf.writeCharSequence:(Ljava/lang/CharSequence;Ljava/nio/charset/Charset;)I
            pop
         3: .line 80
            aload 1 /* byteBuf */
            aload 0 /* this */
            getfield io.netty.handler.codec.socks.SocksAuthRequest.password:Ljava/lang/String;
            invokevirtual java.lang.String.length:()I
            invokevirtual io.netty.buffer.ByteBuf.writeByte:(I)Lio/netty/buffer/ByteBuf;
            pop
         4: .line 81
            aload 1 /* byteBuf */
            aload 0 /* this */
            getfield io.netty.handler.codec.socks.SocksAuthRequest.password:Ljava/lang/String;
            getstatic io.netty.util.CharsetUtil.US_ASCII:Ljava/nio/charset/Charset;
            invokevirtual io.netty.buffer.ByteBuf.writeCharSequence:(Ljava/lang/CharSequence;Ljava/nio/charset/Charset;)I
            pop
         5: .line 82
            return
        end local 1 // io.netty.buffer.ByteBuf byteBuf
        end local 0 // io.netty.handler.codec.socks.SocksAuthRequest this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    6     0     this  Lio/netty/handler/codec/socks/SocksAuthRequest;
            0    6     1  byteBuf  Lio/netty/buffer/ByteBuf;
    MethodParameters:
         Name  Flags
      byteBuf  
}
SourceFile: "SocksAuthRequest.java"