public class org.eclipse.jgit.transport.HMACSHA1NonceGenerator implements org.eclipse.jgit.transport.NonceGenerator
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.eclipse.jgit.transport.HMACSHA1NonceGenerator
  super_class: java.lang.Object
{
  private javax.crypto.Mac mac;
    descriptor: Ljavax/crypto/Mac;
    flags: (0x0002) ACC_PRIVATE

  private static final java.lang.String HEX;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "0123456789ABCDEF"

  public void <init>(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // org.eclipse.jgit.transport.HMACSHA1NonceGenerator this
        start local 1 // java.lang.String seed
         0: .line 40
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 42
            aload 1 /* seed */
            getstatic java.nio.charset.StandardCharsets.ISO_8859_1:Ljava/nio/charset/Charset;
            invokevirtual java.lang.String.getBytes:(Ljava/nio/charset/Charset;)[B
            astore 2 /* keyBytes */
        start local 2 // byte[] keyBytes
         2: .line 43
            new javax.crypto.spec.SecretKeySpec
            dup
            aload 2 /* keyBytes */
            ldc "HmacSHA1"
            invokespecial javax.crypto.spec.SecretKeySpec.<init>:([BLjava/lang/String;)V
            astore 3 /* signingKey */
        start local 3 // javax.crypto.spec.SecretKeySpec signingKey
         3: .line 44
            aload 0 /* this */
            ldc "HmacSHA1"
            invokestatic javax.crypto.Mac.getInstance:(Ljava/lang/String;)Ljavax/crypto/Mac;
            putfield org.eclipse.jgit.transport.HMACSHA1NonceGenerator.mac:Ljavax/crypto/Mac;
         4: .line 45
            aload 0 /* this */
            getfield org.eclipse.jgit.transport.HMACSHA1NonceGenerator.mac:Ljavax/crypto/Mac;
            aload 3 /* signingKey */
            invokevirtual javax.crypto.Mac.init:(Ljava/security/Key;)V
        end local 3 // javax.crypto.spec.SecretKeySpec signingKey
        end local 2 // byte[] keyBytes
         5: .line 46
            goto 8
      StackMap locals: org.eclipse.jgit.transport.HMACSHA1NonceGenerator java.lang.String
      StackMap stack: java.security.GeneralSecurityException
         6: astore 2 /* e */
        start local 2 // java.security.GeneralSecurityException e
         7: .line 47
            new java.lang.IllegalStateException
            dup
            aload 2 /* e */
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/Throwable;)V
            athrow
        end local 2 // java.security.GeneralSecurityException e
         8: .line 49
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.lang.String seed
        end local 0 // org.eclipse.jgit.transport.HMACSHA1NonceGenerator this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    9     0        this  Lorg/eclipse/jgit/transport/HMACSHA1NonceGenerator;
            0    9     1        seed  Ljava/lang/String;
            2    5     2    keyBytes  [B
            3    5     3  signingKey  Ljavax/crypto/spec/SecretKeySpec;
            7    8     2           e  Ljava/security/GeneralSecurityException;
      Exception table:
        from    to  target  type
           1     5       6  Class java.security.InvalidKeyException
           1     5       6  Class java.security.NoSuchAlgorithmException
    Exceptions:
      throws java.lang.IllegalStateException
    MethodParameters:
      Name  Flags
      seed  

  public synchronized java.lang.String createNonce(org.eclipse.jgit.lib.Repository, long);
    descriptor: (Lorg/eclipse/jgit/lib/Repository;J)Ljava/lang/String;
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=4, locals=6, args_size=3
        start local 0 // org.eclipse.jgit.transport.HMACSHA1NonceGenerator this
        start local 1 // org.eclipse.jgit.lib.Repository repo
        start local 2 // long timestamp
         0: .line 55
            new java.lang.StringBuilder
            dup
            aload 1 /* repo */
            invokevirtual org.eclipse.jgit.lib.Repository.getIdentifier:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc ":"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            lload 2 /* timestamp */
            invokestatic java.lang.String.valueOf:(J)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 4 /* input */
        start local 4 // java.lang.String input
         1: .line 56
            aload 0 /* this */
            getfield org.eclipse.jgit.transport.HMACSHA1NonceGenerator.mac:Ljavax/crypto/Mac;
            aload 4 /* input */
            getstatic java.nio.charset.StandardCharsets.UTF_8:Ljava/nio/charset/Charset;
            invokevirtual java.lang.String.getBytes:(Ljava/nio/charset/Charset;)[B
            invokevirtual javax.crypto.Mac.doFinal:([B)[B
            astore 5 /* rawHmac */
        start local 5 // byte[] rawHmac
         2: .line 57
            new java.lang.StringBuilder
            dup
            lload 2 /* timestamp */
            invokestatic java.lang.Long.toString:(J)Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc "-"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 5 /* rawHmac */
            invokestatic org.eclipse.jgit.transport.HMACSHA1NonceGenerator.toHex:([B)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 5 // byte[] rawHmac
        end local 4 // java.lang.String input
        end local 2 // long timestamp
        end local 1 // org.eclipse.jgit.lib.Repository repo
        end local 0 // org.eclipse.jgit.transport.HMACSHA1NonceGenerator this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    3     0       this  Lorg/eclipse/jgit/transport/HMACSHA1NonceGenerator;
            0    3     1       repo  Lorg/eclipse/jgit/lib/Repository;
            0    3     2  timestamp  J
            1    3     4      input  Ljava/lang/String;
            2    3     5    rawHmac  [B
    Exceptions:
      throws java.lang.IllegalStateException
    MethodParameters:
           Name  Flags
      repo       
      timestamp  

  public org.eclipse.jgit.transport.PushCertificate$NonceStatus verify(java.lang.String, java.lang.String, org.eclipse.jgit.lib.Repository, boolean, int);
    descriptor: (Ljava/lang/String;Ljava/lang/String;Lorg/eclipse/jgit/lib/Repository;ZI)Lorg/eclipse/jgit/transport/PushCertificate$NonceStatus;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=17, args_size=6
        start local 0 // org.eclipse.jgit.transport.HMACSHA1NonceGenerator this
        start local 1 // java.lang.String received
        start local 2 // java.lang.String sent
        start local 3 // org.eclipse.jgit.lib.Repository db
        start local 4 // boolean allowSlop
        start local 5 // int slop
         0: .line 64
            aload 1 /* received */
            invokevirtual java.lang.String.isEmpty:()Z
            ifeq 2
         1: .line 65
            getstatic org.eclipse.jgit.transport.PushCertificate$NonceStatus.MISSING:Lorg/eclipse/jgit/transport/PushCertificate$NonceStatus;
            areturn
         2: .line 66
      StackMap locals:
      StackMap stack:
            aload 2 /* sent */
            invokevirtual java.lang.String.isEmpty:()Z
            ifeq 4
         3: .line 67
            getstatic org.eclipse.jgit.transport.PushCertificate$NonceStatus.UNSOLICITED:Lorg/eclipse/jgit/transport/PushCertificate$NonceStatus;
            areturn
         4: .line 68
      StackMap locals:
      StackMap stack:
            aload 1 /* received */
            aload 2 /* sent */
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifeq 6
         5: .line 69
            getstatic org.eclipse.jgit.transport.PushCertificate$NonceStatus.OK:Lorg/eclipse/jgit/transport/PushCertificate$NonceStatus;
            areturn
         6: .line 72
      StackMap locals:
      StackMap stack:
            iload 4 /* allowSlop */
            ifne 8
         7: .line 73
            getstatic org.eclipse.jgit.transport.PushCertificate$NonceStatus.BAD:Lorg/eclipse/jgit/transport/PushCertificate$NonceStatus;
            areturn
         8: .line 77
      StackMap locals:
      StackMap stack:
            aload 2 /* sent */
            bipush 45
            invokevirtual java.lang.String.indexOf:(I)I
            istore 6 /* idxSent */
        start local 6 // int idxSent
         9: .line 78
            aload 1 /* received */
            bipush 45
            invokevirtual java.lang.String.indexOf:(I)I
            istore 7 /* idxRecv */
        start local 7 // int idxRecv
        10: .line 79
            iload 6 /* idxSent */
            iconst_m1
            if_icmpeq 11
            iload 7 /* idxRecv */
            iconst_m1
            if_icmpne 12
        11: .line 80
      StackMap locals: int int
      StackMap stack:
            getstatic org.eclipse.jgit.transport.PushCertificate$NonceStatus.BAD:Lorg/eclipse/jgit/transport/PushCertificate$NonceStatus;
            areturn
        12: .line 83
      StackMap locals:
      StackMap stack:
            aload 1 /* received */
            iconst_0
            iload 7 /* idxRecv */
            invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
            astore 8 /* signedStampStr */
        start local 8 // java.lang.String signedStampStr
        13: .line 84
            aload 2 /* sent */
            iconst_0
            iload 6 /* idxSent */
            invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
            astore 9 /* advertisedStampStr */
        start local 9 // java.lang.String advertisedStampStr
        14: .line 88
            aload 8 /* signedStampStr */
            invokestatic java.lang.Long.parseLong:(Ljava/lang/String;)J
            lstore 10 /* signedStamp */
        start local 10 // long signedStamp
        15: .line 89
            aload 9 /* advertisedStampStr */
            invokestatic java.lang.Long.parseLong:(Ljava/lang/String;)J
            lstore 12 /* advertisedStamp */
        start local 12 // long advertisedStamp
        16: .line 90
            goto 19
        end local 12 // long advertisedStamp
        end local 10 // long signedStamp
      StackMap locals: org.eclipse.jgit.transport.HMACSHA1NonceGenerator java.lang.String java.lang.String org.eclipse.jgit.lib.Repository int int int int java.lang.String java.lang.String
      StackMap stack: java.lang.IllegalArgumentException
        17: pop
        18: .line 91
            getstatic org.eclipse.jgit.transport.PushCertificate$NonceStatus.BAD:Lorg/eclipse/jgit/transport/PushCertificate$NonceStatus;
            areturn
        start local 10 // long signedStamp
        start local 12 // long advertisedStamp
        19: .line 95
      StackMap locals: long long
      StackMap stack:
            aload 0 /* this */
            aload 3 /* db */
            lload 10 /* signedStamp */
            invokevirtual org.eclipse.jgit.transport.HMACSHA1NonceGenerator.createNonce:(Lorg/eclipse/jgit/lib/Repository;J)Ljava/lang/String;
            astore 14 /* expect */
        start local 14 // java.lang.String expect
        20: .line 97
            aload 14 /* expect */
            aload 1 /* received */
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 22
        21: .line 98
            getstatic org.eclipse.jgit.transport.PushCertificate$NonceStatus.BAD:Lorg/eclipse/jgit/transport/PushCertificate$NonceStatus;
            areturn
        22: .line 101
      StackMap locals: java.lang.String
      StackMap stack:
            lload 12 /* advertisedStamp */
            lload 10 /* signedStamp */
            lsub
            invokestatic java.lang.Math.abs:(J)J
            lstore 15 /* nonceStampSlop */
        start local 15 // long nonceStampSlop
        23: .line 103
            lload 15 /* nonceStampSlop */
            iload 5 /* slop */
            i2l
            lcmp
            ifgt 25
        24: .line 104
            getstatic org.eclipse.jgit.transport.PushCertificate$NonceStatus.OK:Lorg/eclipse/jgit/transport/PushCertificate$NonceStatus;
            areturn
        25: .line 106
      StackMap locals: long
      StackMap stack:
            getstatic org.eclipse.jgit.transport.PushCertificate$NonceStatus.SLOP:Lorg/eclipse/jgit/transport/PushCertificate$NonceStatus;
            areturn
        end local 15 // long nonceStampSlop
        end local 14 // java.lang.String expect
        end local 12 // long advertisedStamp
        end local 10 // long signedStamp
        end local 9 // java.lang.String advertisedStampStr
        end local 8 // java.lang.String signedStampStr
        end local 7 // int idxRecv
        end local 6 // int idxSent
        end local 5 // int slop
        end local 4 // boolean allowSlop
        end local 3 // org.eclipse.jgit.lib.Repository db
        end local 2 // java.lang.String sent
        end local 1 // java.lang.String received
        end local 0 // org.eclipse.jgit.transport.HMACSHA1NonceGenerator this
      LocalVariableTable:
        Start  End  Slot                Name  Signature
            0   26     0                this  Lorg/eclipse/jgit/transport/HMACSHA1NonceGenerator;
            0   26     1            received  Ljava/lang/String;
            0   26     2                sent  Ljava/lang/String;
            0   26     3                  db  Lorg/eclipse/jgit/lib/Repository;
            0   26     4           allowSlop  Z
            0   26     5                slop  I
            9   26     6             idxSent  I
           10   26     7             idxRecv  I
           13   26     8      signedStampStr  Ljava/lang/String;
           14   26     9  advertisedStampStr  Ljava/lang/String;
           15   17    10         signedStamp  J
           19   26    10         signedStamp  J
           16   17    12     advertisedStamp  J
           19   26    12     advertisedStamp  J
           20   26    14              expect  Ljava/lang/String;
           23   26    15      nonceStampSlop  J
      Exception table:
        from    to  target  type
          14    16      17  Class java.lang.IllegalArgumentException
    MethodParameters:
           Name  Flags
      received   
      sent       
      db         
      allowSlop  
      slop       

  private static java.lang.String toHex(byte[]);
    descriptor: ([B)Ljava/lang/String;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=4, locals=6, args_size=1
        start local 0 // byte[] bytes
         0: .line 112
            new java.lang.StringBuilder
            dup
            iconst_2
            aload 0 /* bytes */
            arraylength
            imul
            invokespecial java.lang.StringBuilder.<init>:(I)V
            astore 1 /* builder */
        start local 1 // java.lang.StringBuilder builder
         1: .line 113
            aload 0 /* bytes */
            dup
            astore 5
            arraylength
            istore 4
            iconst_0
            istore 3
            goto 6
      StackMap locals: byte[] java.lang.StringBuilder top int int byte[]
      StackMap stack:
         2: aload 5
            iload 3
            baload
            istore 2 /* b */
        start local 2 // byte b
         3: .line 114
            aload 1 /* builder */
            ldc "0123456789ABCDEF"
            iload 2 /* b */
            sipush 240
            iand
            iconst_4
            ishr
            invokevirtual java.lang.String.charAt:(I)C
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
         4: .line 115
            aload 1 /* builder */
            ldc "0123456789ABCDEF"
            iload 2 /* b */
            bipush 15
            iand
            invokevirtual java.lang.String.charAt:(I)C
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
        end local 2 // byte b
         5: .line 113
            iinc 3 1
      StackMap locals:
      StackMap stack:
         6: iload 3
            iload 4
            if_icmplt 2
         7: .line 117
            aload 1 /* builder */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 1 // java.lang.StringBuilder builder
        end local 0 // byte[] bytes
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    8     0    bytes  [B
            1    8     1  builder  Ljava/lang/StringBuilder;
            3    5     2        b  B
    MethodParameters:
       Name  Flags
      bytes  
}
SourceFile: "HMACSHA1NonceGenerator.java"
InnerClasses:
  public final NonceStatus = org.eclipse.jgit.transport.PushCertificate$NonceStatus of org.eclipse.jgit.transport.PushCertificate