public final class jdk.net.ExtendedSocketOptions
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: jdk.net.ExtendedSocketOptions
  super_class: java.lang.Object
{
  public static final java.net.SocketOption<jdk.net.SocketFlow> SO_FLOW_SLA;
    descriptor: Ljava/net/SocketOption;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Ljava/net/SocketOption<Ljdk/net/SocketFlow;>;

  public static final java.net.SocketOption<java.lang.Boolean> TCP_QUICKACK;
    descriptor: Ljava/net/SocketOption;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Ljava/net/SocketOption<Ljava/lang/Boolean;>;

  public static final java.net.SocketOption<java.lang.Integer> TCP_KEEPIDLE;
    descriptor: Ljava/net/SocketOption;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Ljava/net/SocketOption<Ljava/lang/Integer;>;

  public static final java.net.SocketOption<java.lang.Integer> TCP_KEEPINTERVAL;
    descriptor: Ljava/net/SocketOption;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Ljava/net/SocketOption<Ljava/lang/Integer;>;

  public static final java.net.SocketOption<java.lang.Integer> TCP_KEEPCOUNT;
    descriptor: Ljava/net/SocketOption;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Ljava/net/SocketOption<Ljava/lang/Integer;>;

  private static final jdk.net.ExtendedSocketOptions$PlatformSocketOptions platformSocketOptions;
    descriptor: Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final boolean flowSupported;
    descriptor: Z
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final boolean quickAckSupported;
    descriptor: Z
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final boolean keepAliveOptSupported;
    descriptor: Z
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final java.util.Set<java.net.SocketOption<?>> extendedOptions;
    descriptor: Ljava/util/Set;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Signature: Ljava/util/Set<Ljava/net/SocketOption<*>;>;

  private static final jdk.internal.misc.JavaIOFileDescriptorAccess fdAccess;
    descriptor: Ljdk/internal/misc/JavaIOFileDescriptorAccess;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=0, args_size=0
         0: .line 46
            ldc Ljdk/net/ExtendedSocketOptions;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic jdk.net.ExtendedSocketOptions.$assertionsDisabled:Z
         3: .line 69
            new jdk.net.ExtendedSocketOptions$ExtSocketOption
            dup
            ldc "SO_FLOW_SLA"
            ldc Ljdk/net/SocketFlow;
         4: .line 68
            invokespecial jdk.net.ExtendedSocketOptions$ExtSocketOption.<init>:(Ljava/lang/String;Ljava/lang/Class;)V
            putstatic jdk.net.ExtendedSocketOptions.SO_FLOW_SLA:Ljava/net/SocketOption;
         5: .line 94
            new jdk.net.ExtendedSocketOptions$ExtSocketOption
            dup
            ldc "TCP_QUICKACK"
            ldc Ljava/lang/Boolean;
            invokespecial jdk.net.ExtendedSocketOptions$ExtSocketOption.<init>:(Ljava/lang/String;Ljava/lang/Class;)V
         6: .line 93
            putstatic jdk.net.ExtendedSocketOptions.TCP_QUICKACK:Ljava/net/SocketOption;
         7: .line 115
            new jdk.net.ExtendedSocketOptions$ExtSocketOption
            dup
            ldc "TCP_KEEPIDLE"
            ldc Ljava/lang/Integer;
            invokespecial jdk.net.ExtendedSocketOptions$ExtSocketOption.<init>:(Ljava/lang/String;Ljava/lang/Class;)V
         8: .line 114
            putstatic jdk.net.ExtendedSocketOptions.TCP_KEEPIDLE:Ljava/net/SocketOption;
         9: .line 138
            new jdk.net.ExtendedSocketOptions$ExtSocketOption
            dup
            ldc "TCP_KEEPINTERVAL"
            ldc Ljava/lang/Integer;
            invokespecial jdk.net.ExtendedSocketOptions$ExtSocketOption.<init>:(Ljava/lang/String;Ljava/lang/Class;)V
        10: .line 137
            putstatic jdk.net.ExtendedSocketOptions.TCP_KEEPINTERVAL:Ljava/net/SocketOption;
        11: .line 162
            new jdk.net.ExtendedSocketOptions$ExtSocketOption
            dup
            ldc "TCP_KEEPCOUNT"
            ldc Ljava/lang/Integer;
            invokespecial jdk.net.ExtendedSocketOptions$ExtSocketOption.<init>:(Ljava/lang/String;Ljava/lang/Class;)V
        12: .line 161
            putstatic jdk.net.ExtendedSocketOptions.TCP_KEEPCOUNT:Ljava/net/SocketOption;
        13: .line 165
            invokestatic jdk.net.ExtendedSocketOptions$PlatformSocketOptions.get:()Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
        14: .line 164
            putstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
        15: .line 168
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.flowSupported:()Z
        16: .line 167
            putstatic jdk.net.ExtendedSocketOptions.flowSupported:Z
        17: .line 170
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.quickAckSupported:()Z
        18: .line 169
            putstatic jdk.net.ExtendedSocketOptions.quickAckSupported:Z
        19: .line 172
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.keepAliveOptionsSupported:()Z
        20: .line 171
            putstatic jdk.net.ExtendedSocketOptions.keepAliveOptSupported:Z
        21: .line 173
            invokestatic jdk.net.ExtendedSocketOptions.options:()Ljava/util/Set;
            putstatic jdk.net.ExtendedSocketOptions.extendedOptions:Ljava/util/Set;
        22: .line 192
            new jdk.net.ExtendedSocketOptions$1
            dup
            getstatic jdk.net.ExtendedSocketOptions.extendedOptions:Ljava/util/Set;
            invokespecial jdk.net.ExtendedSocketOptions$1.<init>:(Ljava/util/Set;)V
        23: .line 191
            invokestatic sun.net.ext.ExtendedSocketOptions.register:(Lsun/net/ext/ExtendedSocketOptions;)V
        24: .line 266
            invokestatic jdk.internal.misc.SharedSecrets.getJavaIOFileDescriptorAccess:()Ljdk/internal/misc/JavaIOFileDescriptorAccess;
        25: .line 265
            putstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
        26: .line 266
            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 // jdk.net.ExtendedSocketOptions this
         0: .line 60
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // jdk.net.ExtendedSocketOptions this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljdk/net/ExtendedSocketOptions;

  static java.util.Set<java.net.SocketOption<?>> options();
    descriptor: ()Ljava/util/Set;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=1, args_size=0
         0: .line 176
            new java.util.HashSet
            dup
            invokespecial java.util.HashSet.<init>:()V
            astore 0 /* options */
        start local 0 // java.util.Set options
         1: .line 177
            getstatic jdk.net.ExtendedSocketOptions.flowSupported:Z
            ifeq 3
         2: .line 178
            aload 0 /* options */
            getstatic jdk.net.ExtendedSocketOptions.SO_FLOW_SLA:Ljava/net/SocketOption;
            invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
            pop
         3: .line 180
      StackMap locals: java.util.Set
      StackMap stack:
            getstatic jdk.net.ExtendedSocketOptions.quickAckSupported:Z
            ifeq 5
         4: .line 181
            aload 0 /* options */
            getstatic jdk.net.ExtendedSocketOptions.TCP_QUICKACK:Ljava/net/SocketOption;
            invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
            pop
         5: .line 183
      StackMap locals:
      StackMap stack:
            getstatic jdk.net.ExtendedSocketOptions.keepAliveOptSupported:Z
            ifeq 7
         6: .line 184
            aload 0 /* options */
            getstatic jdk.net.ExtendedSocketOptions.TCP_KEEPCOUNT:Ljava/net/SocketOption;
            getstatic jdk.net.ExtendedSocketOptions.TCP_KEEPIDLE:Ljava/net/SocketOption;
            getstatic jdk.net.ExtendedSocketOptions.TCP_KEEPINTERVAL:Ljava/net/SocketOption;
            invokestatic java.util.Set.of:(Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)Ljava/util/Set;
            invokeinterface java.util.Set.addAll:(Ljava/util/Collection;)Z
            pop
         7: .line 186
      StackMap locals:
      StackMap stack:
            aload 0 /* options */
            invokestatic java.util.Collections.unmodifiableSet:(Ljava/util/Set;)Ljava/util/Set;
            areturn
        end local 0 // java.util.Set options
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            1    8     0  options  Ljava/util/Set<Ljava/net/SocketOption<*>;>;
    Signature: ()Ljava/util/Set<Ljava/net/SocketOption<*>;>;

  private static <T> T checkValueType(, java.lang.Class<?>);
    descriptor: (Ljava/lang/Object;Ljava/lang/Class;)Ljava/lang/Object;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // java.lang.Object value
        start local 1 // java.lang.Class type
         0: .line 258
            aload 1 /* type */
            aload 0 /* value */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            invokevirtual java.lang.Class.isAssignableFrom:(Ljava/lang/Class;)Z
            ifne 3
         1: .line 259
            new java.lang.StringBuilder
            dup
            ldc "Found: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* value */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            ldc ", Expected: "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 1 /* type */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 2 /* s */
        start local 2 // java.lang.String s
         2: .line 260
            new java.lang.IllegalArgumentException
            dup
            aload 2 /* s */
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        end local 2 // java.lang.String s
         3: .line 262
      StackMap locals:
      StackMap stack:
            aload 0 /* value */
            areturn
        end local 1 // java.lang.Class type
        end local 0 // java.lang.Object value
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0  value  Ljava/lang/Object;
            0    4     1   type  Ljava/lang/Class<*>;
            2    3     2      s  Ljava/lang/String;
    Signature: <T:Ljava/lang/Object;>(Ljava/lang/Object;Ljava/lang/Class<*>;)TT;
    MethodParameters:
       Name  Flags
      value  
      type   

  private static void setFlowOption(java.io.FileDescriptor, jdk.net.SocketFlow);
    descriptor: (Ljava/io/FileDescriptor;Ljdk/net/SocketFlow;)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=3, args_size=2
        start local 0 // java.io.FileDescriptor fd
        start local 1 // jdk.net.SocketFlow f
         0: .line 271
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            getstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fd */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
         1: .line 272
            aload 1 /* f */
            invokevirtual jdk.net.SocketFlow.priority:()I
         2: .line 273
            aload 1 /* f */
            invokevirtual jdk.net.SocketFlow.bandwidth:()J
         3: .line 271
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.setFlowOption:(IIJ)I
            istore 2 /* status */
        start local 2 // int status
         4: .line 274
            aload 1 /* f */
            iload 2 /* status */
            invokevirtual jdk.net.SocketFlow.status:(I)V
         5: .line 275
            return
        end local 2 // int status
        end local 1 // jdk.net.SocketFlow f
        end local 0 // java.io.FileDescriptor fd
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    6     0      fd  Ljava/io/FileDescriptor;
            0    6     1       f  Ljdk/net/SocketFlow;
            4    6     2  status  I
    Exceptions:
      throws java.net.SocketException
    MethodParameters:
      Name  Flags
      fd    
      f     

  private static void getFlowOption(java.io.FileDescriptor, jdk.net.SocketFlow);
    descriptor: (Ljava/io/FileDescriptor;Ljdk/net/SocketFlow;)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // java.io.FileDescriptor fd
        start local 1 // jdk.net.SocketFlow f
         0: .line 279
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            getstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fd */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
            aload 1 /* f */
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.getFlowOption:(ILjdk/net/SocketFlow;)I
            istore 2 /* status */
        start local 2 // int status
         1: .line 280
            aload 1 /* f */
            iload 2 /* status */
            invokevirtual jdk.net.SocketFlow.status:(I)V
         2: .line 281
            return
        end local 2 // int status
        end local 1 // jdk.net.SocketFlow f
        end local 0 // java.io.FileDescriptor fd
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    3     0      fd  Ljava/io/FileDescriptor;
            0    3     1       f  Ljdk/net/SocketFlow;
            1    3     2  status  I
    Exceptions:
      throws java.net.SocketException
    MethodParameters:
      Name  Flags
      fd    
      f     

  private static void setQuickAckOption(java.io.FileDescriptor, boolean);
    descriptor: (Ljava/io/FileDescriptor;Z)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.io.FileDescriptor fd
        start local 1 // boolean enable
         0: .line 285
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            getstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fd */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
            iload 1 /* enable */
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.setQuickAck:(IZ)V
         1: .line 286
            return
        end local 1 // boolean enable
        end local 0 // java.io.FileDescriptor fd
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0      fd  Ljava/io/FileDescriptor;
            0    2     1  enable  Z
    Exceptions:
      throws java.net.SocketException
    MethodParameters:
        Name  Flags
      fd      
      enable  

  private static java.lang.Object getQuickAckOption(java.io.FileDescriptor);
    descriptor: (Ljava/io/FileDescriptor;)Ljava/lang/Object;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // java.io.FileDescriptor fd
         0: .line 290
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            getstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fd */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.getQuickAck:(I)Z
            invokestatic java.lang.Boolean.valueOf:(Z)Ljava/lang/Boolean;
            areturn
        end local 0 // java.io.FileDescriptor fd
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0    fd  Ljava/io/FileDescriptor;
    Exceptions:
      throws java.net.SocketException
    MethodParameters:
      Name  Flags
      fd    

  private static void setTcpkeepAliveProbes(java.io.FileDescriptor, int);
    descriptor: (Ljava/io/FileDescriptor;I)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.io.FileDescriptor fd
        start local 1 // int value
         0: .line 295
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            getstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fd */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
            iload 1 /* value */
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.setTcpkeepAliveProbes:(II)V
         1: .line 296
            return
        end local 1 // int value
        end local 0 // java.io.FileDescriptor fd
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    2     0     fd  Ljava/io/FileDescriptor;
            0    2     1  value  I
    Exceptions:
      throws java.net.SocketException
    MethodParameters:
       Name  Flags
      fd     
      value  

  private static void setTcpKeepAliveTime(java.io.FileDescriptor, int);
    descriptor: (Ljava/io/FileDescriptor;I)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.io.FileDescriptor fd
        start local 1 // int value
         0: .line 300
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            getstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fd */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
            iload 1 /* value */
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.setTcpKeepAliveTime:(II)V
         1: .line 301
            return
        end local 1 // int value
        end local 0 // java.io.FileDescriptor fd
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    2     0     fd  Ljava/io/FileDescriptor;
            0    2     1  value  I
    Exceptions:
      throws java.net.SocketException
    MethodParameters:
       Name  Flags
      fd     
      value  

  private static void setTcpKeepAliveIntvl(java.io.FileDescriptor, int);
    descriptor: (Ljava/io/FileDescriptor;I)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.io.FileDescriptor fd
        start local 1 // int value
         0: .line 305
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            getstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fd */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
            iload 1 /* value */
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.setTcpKeepAliveIntvl:(II)V
         1: .line 306
            return
        end local 1 // int value
        end local 0 // java.io.FileDescriptor fd
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    2     0     fd  Ljava/io/FileDescriptor;
            0    2     1  value  I
    Exceptions:
      throws java.net.SocketException
    MethodParameters:
       Name  Flags
      fd     
      value  

  private static int getTcpkeepAliveProbes(java.io.FileDescriptor);
    descriptor: (Ljava/io/FileDescriptor;)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // java.io.FileDescriptor fd
         0: .line 309
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            getstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fd */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.getTcpkeepAliveProbes:(I)I
            ireturn
        end local 0 // java.io.FileDescriptor fd
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0    fd  Ljava/io/FileDescriptor;
    Exceptions:
      throws java.net.SocketException
    MethodParameters:
      Name  Flags
      fd    

  private static int getTcpKeepAliveTime(java.io.FileDescriptor);
    descriptor: (Ljava/io/FileDescriptor;)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // java.io.FileDescriptor fd
         0: .line 313
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            getstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fd */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.getTcpKeepAliveTime:(I)I
            ireturn
        end local 0 // java.io.FileDescriptor fd
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0    fd  Ljava/io/FileDescriptor;
    Exceptions:
      throws java.net.SocketException
    MethodParameters:
      Name  Flags
      fd    

  private static int getTcpKeepAliveIntvl(java.io.FileDescriptor);
    descriptor: (Ljava/io/FileDescriptor;)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // java.io.FileDescriptor fd
         0: .line 317
            getstatic jdk.net.ExtendedSocketOptions.platformSocketOptions:Ljdk/net/ExtendedSocketOptions$PlatformSocketOptions;
            getstatic jdk.net.ExtendedSocketOptions.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fd */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
            invokevirtual jdk.net.ExtendedSocketOptions$PlatformSocketOptions.getTcpKeepAliveIntvl:(I)I
            ireturn
        end local 0 // java.io.FileDescriptor fd
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0    fd  Ljava/io/FileDescriptor;
    Exceptions:
      throws java.net.SocketException
    MethodParameters:
      Name  Flags
      fd    
}
SourceFile: "ExtendedSocketOptions.java"
NestMembers:
  jdk.net.ExtendedSocketOptions$1  jdk.net.ExtendedSocketOptions$ExtSocketOption  jdk.net.ExtendedSocketOptions$PlatformSocketOptions  jdk.net.ExtendedSocketOptions$PlatformSocketOptions$1
InnerClasses:
  jdk.net.ExtendedSocketOptions$1
  private ExtSocketOption = jdk.net.ExtendedSocketOptions$ExtSocketOption of jdk.net.ExtendedSocketOptions
  PlatformSocketOptions = jdk.net.ExtendedSocketOptions$PlatformSocketOptions of jdk.net.ExtendedSocketOptions