final class sun.security.ssl.SSLSecretDerivation implements sun.security.ssl.SSLKeyDerivation
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: sun.security.ssl.SSLSecretDerivation
  super_class: java.lang.Object
{
  private static final byte[] sha256EmptyDigest;
    descriptor: [B
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final byte[] sha384EmptyDigest;
    descriptor: [B
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private final sun.security.ssl.HandshakeContext context;
    descriptor: Lsun/security/ssl/HandshakeContext;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

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

  private final sun.security.ssl.CipherSuite$HashAlg hashAlg;
    descriptor: Lsun/security/ssl/CipherSuite$HashAlg;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final javax.crypto.SecretKey secret;
    descriptor: Ljavax/crypto/SecretKey;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final byte[] transcriptHash;
    descriptor: [B
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=0, args_size=0
         0: .line 37
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         9: .line 37
            putstatic sun.security.ssl.SSLSecretDerivation.sha256EmptyDigest:[B
        10: .line 48
            bipush 48
            newarray 8
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            iconst_0
        11: .line 49
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            iconst_2
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        12: .line 50
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        13: .line 51
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        14: .line 52
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        16: .line 54
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        17: .line 55
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        20: .line 58
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        21: .line 59
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        22: .line 60
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        23: .line 48
            putstatic sun.security.ssl.SSLSecretDerivation.sha384EmptyDigest:[B
        24: .line 61
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>(sun.security.ssl.HandshakeContext, javax.crypto.SecretKey);
    descriptor: (Lsun/security/ssl/HandshakeContext;Ljavax/crypto/SecretKey;)V
    flags: (0x0000) 
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // sun.security.ssl.SSLSecretDerivation this
        start local 1 // sun.security.ssl.HandshakeContext context
        start local 2 // javax.crypto.SecretKey secret
         0: .line 69
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 71
            aload 0 /* this */
            aload 1 /* context */
            putfield sun.security.ssl.SSLSecretDerivation.context:Lsun/security/ssl/HandshakeContext;
         2: .line 72
            aload 0 /* this */
            aload 2 /* secret */
            putfield sun.security.ssl.SSLSecretDerivation.secret:Ljavax/crypto/SecretKey;
         3: .line 73
            aload 0 /* this */
            aload 1 /* context */
            getfield sun.security.ssl.HandshakeContext.negotiatedCipherSuite:Lsun/security/ssl/CipherSuite;
            getfield sun.security.ssl.CipherSuite.hashAlg:Lsun/security/ssl/CipherSuite$HashAlg;
            putfield sun.security.ssl.SSLSecretDerivation.hashAlg:Lsun/security/ssl/CipherSuite$HashAlg;
         4: .line 74
            aload 0 /* this */
         5: .line 75
            new java.lang.StringBuilder
            dup
            ldc "HKDF-Expand/Hmac"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* this */
            getfield sun.security.ssl.SSLSecretDerivation.hashAlg:Lsun/security/ssl/CipherSuite$HashAlg;
            getfield sun.security.ssl.CipherSuite$HashAlg.name:Ljava/lang/String;
            ldc "-"
            ldc ""
            invokevirtual java.lang.String.replace:(Ljava/lang/CharSequence;Ljava/lang/CharSequence;)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         6: .line 74
            putfield sun.security.ssl.SSLSecretDerivation.hkdfAlg:Ljava/lang/String;
         7: .line 76
            aload 1 /* context */
            getfield sun.security.ssl.HandshakeContext.handshakeHash:Lsun/security/ssl/HandshakeHash;
            invokevirtual sun.security.ssl.HandshakeHash.update:()V
         8: .line 77
            aload 0 /* this */
            aload 1 /* context */
            getfield sun.security.ssl.HandshakeContext.handshakeHash:Lsun/security/ssl/HandshakeHash;
            invokevirtual sun.security.ssl.HandshakeHash.digest:()[B
            putfield sun.security.ssl.SSLSecretDerivation.transcriptHash:[B
         9: .line 78
            return
        end local 2 // javax.crypto.SecretKey secret
        end local 1 // sun.security.ssl.HandshakeContext context
        end local 0 // sun.security.ssl.SSLSecretDerivation this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   10     0     this  Lsun/security/ssl/SSLSecretDerivation;
            0   10     1  context  Lsun/security/ssl/HandshakeContext;
            0   10     2   secret  Ljavax/crypto/SecretKey;
    MethodParameters:
         Name  Flags
      context  
      secret   

  sun.security.ssl.SSLSecretDerivation forContext(sun.security.ssl.HandshakeContext);
    descriptor: (Lsun/security/ssl/HandshakeContext;)Lsun/security/ssl/SSLSecretDerivation;
    flags: (0x0000) 
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // sun.security.ssl.SSLSecretDerivation this
        start local 1 // sun.security.ssl.HandshakeContext context
         0: .line 81
            new sun.security.ssl.SSLSecretDerivation
            dup
            aload 1 /* context */
            aload 0 /* this */
            getfield sun.security.ssl.SSLSecretDerivation.secret:Ljavax/crypto/SecretKey;
            invokespecial sun.security.ssl.SSLSecretDerivation.<init>:(Lsun/security/ssl/HandshakeContext;Ljavax/crypto/SecretKey;)V
            areturn
        end local 1 // sun.security.ssl.HandshakeContext context
        end local 0 // sun.security.ssl.SSLSecretDerivation this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lsun/security/ssl/SSLSecretDerivation;
            0    1     1  context  Lsun/security/ssl/HandshakeContext;
    MethodParameters:
         Name  Flags
      context  

  public javax.crypto.SecretKey deriveKey(java.lang.String, java.security.spec.AlgorithmParameterSpec);
    descriptor: (Ljava/lang/String;Ljava/security/spec/AlgorithmParameterSpec;)Ljavax/crypto/SecretKey;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=7, args_size=3
        start local 0 // sun.security.ssl.SSLSecretDerivation this
        start local 1 // java.lang.String algorithm
        start local 2 // java.security.spec.AlgorithmParameterSpec params
         0: .line 87
            aload 1 /* algorithm */
            invokestatic sun.security.ssl.SSLSecretDerivation$SecretSchedule.valueOf:(Ljava/lang/String;)Lsun/security/ssl/SSLSecretDerivation$SecretSchedule;
            astore 3 /* ks */
        start local 3 // sun.security.ssl.SSLSecretDerivation$SecretSchedule ks
         1: .line 90
            aload 3 /* ks */
            getstatic sun.security.ssl.SSLSecretDerivation$SecretSchedule.TlsSaltSecret:Lsun/security/ssl/SSLSecretDerivation$SecretSchedule;
            if_acmpne 13
         2: .line 91
            aload 0 /* this */
            getfield sun.security.ssl.SSLSecretDerivation.hashAlg:Lsun/security/ssl/CipherSuite$HashAlg;
            getstatic sun.security.ssl.CipherSuite$HashAlg.H_SHA256:Lsun/security/ssl/CipherSuite$HashAlg;
            if_acmpne 5
         3: .line 92
            getstatic sun.security.ssl.SSLSecretDerivation.sha256EmptyDigest:[B
            astore 4 /* expandContext */
        start local 4 // byte[] expandContext
         4: .line 93
            goto 14
        end local 4 // byte[] expandContext
      StackMap locals: sun.security.ssl.SSLSecretDerivation$SecretSchedule
      StackMap stack:
         5: aload 0 /* this */
            getfield sun.security.ssl.SSLSecretDerivation.hashAlg:Lsun/security/ssl/CipherSuite$HashAlg;
            getstatic sun.security.ssl.CipherSuite$HashAlg.H_SHA384:Lsun/security/ssl/CipherSuite$HashAlg;
            if_acmpne 8
         6: .line 94
            getstatic sun.security.ssl.SSLSecretDerivation.sha384EmptyDigest:[B
            astore 4 /* expandContext */
        start local 4 // byte[] expandContext
         7: .line 95
            goto 14
        end local 4 // byte[] expandContext
         8: .line 98
      StackMap locals:
      StackMap stack:
            new javax.net.ssl.SSLHandshakeException
            dup
         9: .line 99
            new java.lang.StringBuilder
            dup
            ldc "Unexpected unsupported hash algorithm: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
        10: .line 100
            aload 1 /* algorithm */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
        11: .line 99
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        12: .line 98
            invokespecial javax.net.ssl.SSLHandshakeException.<init>:(Ljava/lang/String;)V
            athrow
        13: .line 103
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.security.ssl.SSLSecretDerivation.transcriptHash:[B
            astore 4 /* expandContext */
        start local 4 // byte[] expandContext
        14: .line 105
      StackMap locals: byte[]
      StackMap stack:
            aload 3 /* ks */
            getfield sun.security.ssl.SSLSecretDerivation$SecretSchedule.label:[B
        15: .line 106
            aload 4 /* expandContext */
            aload 0 /* this */
            getfield sun.security.ssl.SSLSecretDerivation.hashAlg:Lsun/security/ssl/CipherSuite$HashAlg;
            getfield sun.security.ssl.CipherSuite$HashAlg.hashLength:I
        16: .line 105
            invokestatic sun.security.ssl.SSLSecretDerivation.createHkdfInfo:([B[BI)[B
            astore 5 /* hkdfInfo */
        start local 5 // byte[] hkdfInfo
        17: .line 108
            new sun.security.ssl.HKDF
            dup
            aload 0 /* this */
            getfield sun.security.ssl.SSLSecretDerivation.hashAlg:Lsun/security/ssl/CipherSuite$HashAlg;
            getfield sun.security.ssl.CipherSuite$HashAlg.name:Ljava/lang/String;
            invokespecial sun.security.ssl.HKDF.<init>:(Ljava/lang/String;)V
            astore 6 /* hkdf */
        start local 6 // sun.security.ssl.HKDF hkdf
        18: .line 109
            aload 6 /* hkdf */
            aload 0 /* this */
            getfield sun.security.ssl.SSLSecretDerivation.secret:Ljavax/crypto/SecretKey;
            aload 5 /* hkdfInfo */
            aload 0 /* this */
            getfield sun.security.ssl.SSLSecretDerivation.hashAlg:Lsun/security/ssl/CipherSuite$HashAlg;
            getfield sun.security.ssl.CipherSuite$HashAlg.hashLength:I
            aload 1 /* algorithm */
            invokevirtual sun.security.ssl.HKDF.expand:(Ljavax/crypto/SecretKey;[BILjava/lang/String;)Ljavax/crypto/SecretKey;
        19: areturn
        end local 6 // sun.security.ssl.HKDF hkdf
        end local 5 // byte[] hkdfInfo
        end local 4 // byte[] expandContext
        20: .line 110
      StackMap locals: sun.security.ssl.SSLSecretDerivation java.lang.String java.security.spec.AlgorithmParameterSpec sun.security.ssl.SSLSecretDerivation$SecretSchedule
      StackMap stack: java.security.GeneralSecurityException
            astore 4 /* gse */
        start local 4 // java.security.GeneralSecurityException gse
        21: .line 111
            new javax.net.ssl.SSLHandshakeException
            dup
        22: .line 112
            ldc "Could not generate secret"
        23: .line 111
            invokespecial javax.net.ssl.SSLHandshakeException.<init>:(Ljava/lang/String;)V
        24: .line 112
            aload 4 /* gse */
            invokevirtual javax.net.ssl.SSLHandshakeException.initCause:(Ljava/lang/Throwable;)Ljava/lang/Throwable;
        25: .line 111
            checkcast javax.net.ssl.SSLHandshakeException
            athrow
        end local 4 // java.security.GeneralSecurityException gse
        end local 3 // sun.security.ssl.SSLSecretDerivation$SecretSchedule ks
        end local 2 // java.security.spec.AlgorithmParameterSpec params
        end local 1 // java.lang.String algorithm
        end local 0 // sun.security.ssl.SSLSecretDerivation this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   26     0           this  Lsun/security/ssl/SSLSecretDerivation;
            0   26     1      algorithm  Ljava/lang/String;
            0   26     2         params  Ljava/security/spec/AlgorithmParameterSpec;
            1   26     3             ks  Lsun/security/ssl/SSLSecretDerivation$SecretSchedule;
            4    5     4  expandContext  [B
            7    8     4  expandContext  [B
           14   20     4  expandContext  [B
           17   20     5       hkdfInfo  [B
           18   20     6           hkdf  Lsun/security/ssl/HKDF;
           21   26     4            gse  Ljava/security/GeneralSecurityException;
      Exception table:
        from    to  target  type
           1    19      20  Class java.security.GeneralSecurityException
    Exceptions:
      throws java.io.IOException
    MethodParameters:
           Name  Flags
      algorithm  
      params     

  public static byte[] createHkdfInfo(byte[], byte[], int);
    descriptor: ([B[BI)[B
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=6, args_size=3
        start local 0 // byte[] label
        start local 1 // byte[] context
        start local 2 // int length
         0: .line 118
            iconst_4
            aload 0 /* label */
            arraylength
            iadd
            aload 1 /* context */
            arraylength
            iadd
            newarray 8
            astore 3 /* info */
        start local 3 // byte[] info
         1: .line 119
            aload 3 /* info */
            invokestatic java.nio.ByteBuffer.wrap:([B)Ljava/nio/ByteBuffer;
            astore 4 /* m */
        start local 4 // java.nio.ByteBuffer m
         2: .line 121
            aload 4 /* m */
            iload 2 /* length */
            invokestatic sun.security.ssl.Record.putInt16:(Ljava/nio/ByteBuffer;I)V
         3: .line 122
            aload 4 /* m */
            aload 0 /* label */
            invokestatic sun.security.ssl.Record.putBytes8:(Ljava/nio/ByteBuffer;[B)V
         4: .line 123
            aload 4 /* m */
            aload 1 /* context */
            invokestatic sun.security.ssl.Record.putBytes8:(Ljava/nio/ByteBuffer;[B)V
         5: .line 124
            goto 8
      StackMap locals: byte[] byte[] int byte[] java.nio.ByteBuffer
      StackMap stack: java.io.IOException
         6: astore 5 /* ioe */
        start local 5 // java.io.IOException ioe
         7: .line 126
            new java.lang.RuntimeException
            dup
            ldc "Unexpected exception"
            aload 5 /* ioe */
            invokespecial java.lang.RuntimeException.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
            athrow
        end local 5 // java.io.IOException ioe
         8: .line 129
      StackMap locals:
      StackMap stack:
            aload 3 /* info */
            areturn
        end local 4 // java.nio.ByteBuffer m
        end local 3 // byte[] info
        end local 2 // int length
        end local 1 // byte[] context
        end local 0 // byte[] label
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    9     0    label  [B
            0    9     1  context  [B
            0    9     2   length  I
            1    9     3     info  [B
            2    9     4        m  Ljava/nio/ByteBuffer;
            7    8     5      ioe  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           2     5       6  Class java.io.IOException
    MethodParameters:
         Name  Flags
      label    
      context  
      length   
}
SourceFile: "SSLSecretDerivation.java"
NestMembers:
  sun.security.ssl.SSLSecretDerivation$SecretSchedule
InnerClasses:
  final HashAlg = sun.security.ssl.CipherSuite$HashAlg of sun.security.ssl.CipherSuite
  private final SecretSchedule = sun.security.ssl.SSLSecretDerivation$SecretSchedule of sun.security.ssl.SSLSecretDerivation