public final class sun.security.provider.SecureRandom extends java.security.SecureRandomSpi implements java.io.Serializable
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: sun.security.provider.SecureRandom
  super_class: java.security.SecureRandomSpi
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 3581829991155417889

  private static final int DIGEST_SIZE;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 20

  private transient java.security.MessageDigest digest;
    descriptor: Ljava/security/MessageDigest;
    flags: (0x0082) ACC_PRIVATE, ACC_TRANSIENT

  private byte[] state;
    descriptor: [B
    flags: (0x0002) ACC_PRIVATE

  private byte[] remainder;
    descriptor: [B
    flags: (0x0002) ACC_PRIVATE

  private int remCount;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // sun.security.provider.SecureRandom this
         0: .line 78
            aload 0 /* this */
            invokespecial java.security.SecureRandomSpi.<init>:()V
         1: .line 79
            aload 0 /* this */
            aconst_null
            invokevirtual sun.security.provider.SecureRandom.init:([B)V
         2: .line 80
            return
        end local 0 // sun.security.provider.SecureRandom this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lsun/security/provider/SecureRandom;

  private void <init>(byte[]);
    descriptor: ([B)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // sun.security.provider.SecureRandom this
        start local 1 // byte[] seed
         0: .line 88
            aload 0 /* this */
            invokespecial java.security.SecureRandomSpi.<init>:()V
         1: .line 89
            aload 0 /* this */
            aload 1 /* seed */
            invokevirtual sun.security.provider.SecureRandom.init:([B)V
         2: .line 90
            return
        end local 1 // byte[] seed
        end local 0 // sun.security.provider.SecureRandom this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lsun/security/provider/SecureRandom;
            0    3     1  seed  [B
    MethodParameters:
      Name  Flags
      seed  

  private void init(byte[]);
    descriptor: ([B)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // sun.security.provider.SecureRandom this
        start local 1 // byte[] seed
         0: .line 102
            aload 0 /* this */
            ldc "SHA"
            ldc "SUN"
            invokestatic java.security.MessageDigest.getInstance:(Ljava/lang/String;Ljava/lang/String;)Ljava/security/MessageDigest;
            putfield sun.security.provider.SecureRandom.digest:Ljava/security/MessageDigest;
         1: .line 103
            goto 9
      StackMap locals:
      StackMap stack: java.security.GeneralSecurityException
         2: pop
         3: .line 106
            aload 0 /* this */
            ldc "SHA"
            invokestatic java.security.MessageDigest.getInstance:(Ljava/lang/String;)Ljava/security/MessageDigest;
            putfield sun.security.provider.SecureRandom.digest:Ljava/security/MessageDigest;
         4: .line 107
            goto 9
      StackMap locals:
      StackMap stack: java.security.NoSuchAlgorithmException
         5: pop
         6: .line 108
            new java.lang.InternalError
            dup
         7: .line 109
            ldc "internal error: SHA-1 not available."
         8: .line 108
            invokespecial java.lang.InternalError.<init>:(Ljava/lang/String;)V
            athrow
         9: .line 113
      StackMap locals:
      StackMap stack:
            aload 1 /* seed */
            ifnull 11
        10: .line 114
            aload 0 /* this */
            aload 1 /* seed */
            invokevirtual sun.security.provider.SecureRandom.engineSetSeed:([B)V
        11: .line 116
      StackMap locals:
      StackMap stack:
            return
        end local 1 // byte[] seed
        end local 0 // sun.security.provider.SecureRandom this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   12     0  this  Lsun/security/provider/SecureRandom;
            0   12     1  seed  [B
      Exception table:
        from    to  target  type
           0     1       2  Class java.security.NoSuchProviderException
           0     1       2  Class java.security.NoSuchAlgorithmException
           3     4       5  Class java.security.NoSuchAlgorithmException
    MethodParameters:
      Name  Flags
      seed  

  public byte[] engineGenerateSeed(int);
    descriptor: (I)[B
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=3, args_size=2
        start local 0 // sun.security.provider.SecureRandom this
        start local 1 // int numBytes
         0: .line 135
            iload 1 /* numBytes */
            newarray 8
            astore 2 /* b */
        start local 2 // byte[] b
         1: .line 136
            aload 2 /* b */
            invokestatic sun.security.provider.SeedGenerator.generateSeed:([B)V
         2: .line 137
            aload 2 /* b */
            areturn
        end local 2 // byte[] b
        end local 1 // int numBytes
        end local 0 // sun.security.provider.SecureRandom this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    3     0      this  Lsun/security/provider/SecureRandom;
            0    3     1  numBytes  I
            1    3     2         b  [B
    MethodParameters:
          Name  Flags
      numBytes  

  public synchronized void engineSetSeed(byte[]);
    descriptor: ([B)V
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // sun.security.provider.SecureRandom this
        start local 1 // byte[] seed
         0: .line 148
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.state:[B
            ifnull 7
         1: .line 149
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.digest:Ljava/security/MessageDigest;
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.state:[B
            invokevirtual java.security.MessageDigest.update:([B)V
         2: .line 150
            iconst_0
            istore 2 /* i */
        start local 2 // int i
         3: goto 6
         4: .line 151
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.state:[B
            iload 2 /* i */
            iconst_0
            bastore
         5: .line 150
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
         6: iload 2 /* i */
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.state:[B
            arraylength
            if_icmplt 4
        end local 2 // int i
         7: .line 153
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.digest:Ljava/security/MessageDigest;
            aload 1 /* seed */
            invokevirtual java.security.MessageDigest.digest:([B)[B
            putfield sun.security.provider.SecureRandom.state:[B
         8: .line 154
            return
        end local 1 // byte[] seed
        end local 0 // sun.security.provider.SecureRandom this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    9     0  this  Lsun/security/provider/SecureRandom;
            0    9     1  seed  [B
            3    7     2     i  I
    MethodParameters:
      Name  Flags
      seed  

  private static void updateState(byte[], byte[]);
    descriptor: ([B[B)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=4, locals=7, args_size=2
        start local 0 // byte[] state
        start local 1 // byte[] output
         0: .line 157
            iconst_1
            istore 2 /* last */
        start local 2 // int last
         1: .line 158
            iconst_0
            istore 3 /* v */
        start local 3 // int v
         2: .line 159
            iconst_0
            istore 4 /* t */
        start local 4 // byte t
         3: .line 160
            iconst_0
            istore 5 /* zf */
        start local 5 // boolean zf
         4: .line 163
            iconst_0
            istore 6 /* i */
        start local 6 // int i
         5: goto 14
         6: .line 165
      StackMap locals: byte[] byte[] int int int int int
      StackMap stack:
            aload 0 /* state */
            iload 6 /* i */
            baload
            aload 1 /* output */
            iload 6 /* i */
            baload
            iadd
            iload 2 /* last */
            iadd
            istore 3 /* v */
         7: .line 167
            iload 3 /* v */
            i2b
            istore 4 /* t */
         8: .line 169
            iload 5 /* zf */
            aload 0 /* state */
            iload 6 /* i */
            baload
            iload 4 /* t */
            if_icmpeq 9
            iconst_1
            goto 10
      StackMap locals:
      StackMap stack: int
         9: iconst_0
      StackMap locals: byte[] byte[] int int int int int
      StackMap stack: int int
        10: ior
            istore 5 /* zf */
        11: .line 170
            aload 0 /* state */
            iload 6 /* i */
            iload 4 /* t */
            bastore
        12: .line 172
            iload 3 /* v */
            bipush 8
            ishr
            istore 2 /* last */
        13: .line 163
            iinc 6 /* i */ 1
      StackMap locals:
      StackMap stack:
        14: iload 6 /* i */
            aload 0 /* state */
            arraylength
            if_icmplt 6
        end local 6 // int i
        15: .line 176
            iload 5 /* zf */
            ifne 17
        16: .line 177
            aload 0 /* state */
            iconst_0
            dup2
            baload
            iconst_1
            iadd
            i2b
            bastore
        17: .line 178
      StackMap locals:
      StackMap stack:
            return
        end local 5 // boolean zf
        end local 4 // byte t
        end local 3 // int v
        end local 2 // int last
        end local 1 // byte[] output
        end local 0 // byte[] state
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   18     0   state  [B
            0   18     1  output  [B
            1   18     2    last  I
            2   18     3       v  I
            3   18     4       t  B
            4   18     5      zf  Z
            5   15     6       i  I
    MethodParameters:
        Name  Flags
      state   
      output  

  public synchronized void engineNextBytes(byte[]);
    descriptor: ([B)V
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=4, locals=7, args_size=2
        start local 0 // sun.security.provider.SecureRandom this
        start local 1 // byte[] result
         0: .line 208
            iconst_0
            istore 2 /* index */
        start local 2 // int index
         1: .line 210
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.remainder:[B
            astore 4 /* output */
        start local 4 // byte[] output
         2: .line 212
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.state:[B
            ifnonnull 6
         3: .line 213
            bipush 20
            newarray 8
            astore 5 /* seed */
        start local 5 // byte[] seed
         4: .line 214
            getstatic sun.security.provider.SecureRandom$SeederHolder.seeder:Lsun/security/provider/SecureRandom;
            aload 5 /* seed */
            invokevirtual sun.security.provider.SecureRandom.engineNextBytes:([B)V
         5: .line 215
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.digest:Ljava/security/MessageDigest;
            aload 5 /* seed */
            invokevirtual java.security.MessageDigest.digest:([B)[B
            putfield sun.security.provider.SecureRandom.state:[B
        end local 5 // byte[] seed
         6: .line 219
      StackMap locals: sun.security.provider.SecureRandom byte[] int top byte[]
      StackMap stack:
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.remCount:I
            istore 5 /* r */
        start local 5 // int r
         7: .line 220
            iload 5 /* r */
            ifle 35
         8: .line 222
            aload 1 /* result */
            arraylength
            iload 2 /* index */
            isub
            bipush 20
            iload 5 /* r */
            isub
            if_icmpge 10
         9: .line 223
            aload 1 /* result */
            arraylength
            iload 2 /* index */
            isub
            goto 11
      StackMap locals: int
      StackMap stack:
        10: bipush 20
            iload 5 /* r */
            isub
        11: .line 222
      StackMap locals:
      StackMap stack: int
            istore 3 /* todo */
        start local 3 // int todo
        12: .line 225
            iconst_0
            istore 6 /* i */
        start local 6 // int i
        13: goto 17
        14: .line 226
      StackMap locals: sun.security.provider.SecureRandom byte[] int int byte[] int int
      StackMap stack:
            aload 1 /* result */
            iload 6 /* i */
            aload 4 /* output */
            iload 5 /* r */
            baload
            bastore
        15: .line 227
            aload 4 /* output */
            iload 5 /* r */
            iinc 5 /* r */ 1
            iconst_0
            bastore
        16: .line 225
            iinc 6 /* i */ 1
      StackMap locals:
      StackMap stack:
        17: iload 6 /* i */
            iload 3 /* todo */
            if_icmplt 14
        end local 6 // int i
        18: .line 229
            aload 0 /* this */
            dup
            getfield sun.security.provider.SecureRandom.remCount:I
            iload 3 /* todo */
            iadd
            putfield sun.security.provider.SecureRandom.remCount:I
        19: .line 230
            iload 2 /* index */
            iload 3 /* todo */
            iadd
            istore 2 /* index */
        end local 3 // int todo
        20: .line 234
            goto 35
        21: .line 236
      StackMap locals: sun.security.provider.SecureRandom byte[] int top byte[] int
      StackMap stack:
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.digest:Ljava/security/MessageDigest;
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.state:[B
            invokevirtual java.security.MessageDigest.update:([B)V
        22: .line 237
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.digest:Ljava/security/MessageDigest;
            invokevirtual java.security.MessageDigest.digest:()[B
            astore 4 /* output */
        23: .line 238
            aload 0 /* this */
            getfield sun.security.provider.SecureRandom.state:[B
            aload 4 /* output */
            invokestatic sun.security.provider.SecureRandom.updateState:([B[B)V
        24: .line 241
            aload 1 /* result */
            arraylength
            iload 2 /* index */
            isub
            bipush 20
            if_icmple 26
        25: .line 242
            bipush 20
            goto 27
      StackMap locals:
      StackMap stack:
        26: aload 1 /* result */
            arraylength
            iload 2 /* index */
            isub
        27: .line 241
      StackMap locals:
      StackMap stack: int
            istore 3 /* todo */
        start local 3 // int todo
        28: .line 244
            iconst_0
            istore 6 /* i */
        start local 6 // int i
        29: goto 33
        30: .line 245
      StackMap locals: sun.security.provider.SecureRandom byte[] int int byte[] int int
      StackMap stack:
            aload 1 /* result */
            iload 2 /* index */
            iinc 2 /* index */ 1
            aload 4 /* output */
            iload 6 /* i */
            baload
            bastore
        31: .line 246
            aload 4 /* output */
            iload 6 /* i */
            iconst_0
            bastore
        32: .line 244
            iinc 6 /* i */ 1
      StackMap locals:
      StackMap stack:
        33: iload 6 /* i */
            iload 3 /* todo */
            if_icmplt 30
        end local 6 // int i
        34: .line 248
            aload 0 /* this */
            dup
            getfield sun.security.provider.SecureRandom.remCount:I
            iload 3 /* todo */
            iadd
            putfield sun.security.provider.SecureRandom.remCount:I
        end local 3 // int todo
        35: .line 234
      StackMap locals: sun.security.provider.SecureRandom byte[] int top byte[] int
      StackMap stack:
            iload 2 /* index */
            aload 1 /* result */
            arraylength
            if_icmplt 21
        36: .line 252
            aload 0 /* this */
            aload 4 /* output */
            putfield sun.security.provider.SecureRandom.remainder:[B
        37: .line 253
            aload 0 /* this */
            dup
            getfield sun.security.provider.SecureRandom.remCount:I
            bipush 20
            irem
            putfield sun.security.provider.SecureRandom.remCount:I
        38: .line 254
            return
        end local 5 // int r
        end local 4 // byte[] output
        end local 2 // int index
        end local 1 // byte[] result
        end local 0 // sun.security.provider.SecureRandom this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   39     0    this  Lsun/security/provider/SecureRandom;
            0   39     1  result  [B
            1   39     2   index  I
           12   20     3    todo  I
           28   35     3    todo  I
            2   39     4  output  [B
            4    6     5    seed  [B
            7   39     5       r  I
           13   18     6       i  I
           29   34     6       i  I
    MethodParameters:
        Name  Flags
      result  

  private void readObject(java.io.ObjectInputStream);
    descriptor: (Ljava/io/ObjectInputStream;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // sun.security.provider.SecureRandom this
        start local 1 // java.io.ObjectInputStream s
         0: .line 269
            aload 1 /* s */
            invokevirtual java.io.ObjectInputStream.defaultReadObject:()V
         1: .line 276
            aload 0 /* this */
            ldc "SHA"
            ldc "SUN"
            invokestatic java.security.MessageDigest.getInstance:(Ljava/lang/String;Ljava/lang/String;)Ljava/security/MessageDigest;
            putfield sun.security.provider.SecureRandom.digest:Ljava/security/MessageDigest;
         2: .line 277
            goto 10
      StackMap locals:
      StackMap stack: java.security.GeneralSecurityException
         3: pop
         4: .line 280
            aload 0 /* this */
            ldc "SHA"
            invokestatic java.security.MessageDigest.getInstance:(Ljava/lang/String;)Ljava/security/MessageDigest;
            putfield sun.security.provider.SecureRandom.digest:Ljava/security/MessageDigest;
         5: .line 281
            goto 10
      StackMap locals:
      StackMap stack: java.security.NoSuchAlgorithmException
         6: pop
         7: .line 282
            new java.lang.InternalError
            dup
         8: .line 283
            ldc "internal error: SHA-1 not available."
         9: .line 282
            invokespecial java.lang.InternalError.<init>:(Ljava/lang/String;)V
            athrow
        10: .line 286
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.io.ObjectInputStream s
        end local 0 // sun.security.provider.SecureRandom this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   11     0  this  Lsun/security/provider/SecureRandom;
            0   11     1     s  Ljava/io/ObjectInputStream;
      Exception table:
        from    to  target  type
           1     2       3  Class java.security.NoSuchProviderException
           1     2       3  Class java.security.NoSuchAlgorithmException
           4     5       6  Class java.security.NoSuchAlgorithmException
    Exceptions:
      throws java.io.IOException, java.lang.ClassNotFoundException
    MethodParameters:
      Name  Flags
      s     
}
SourceFile: "SecureRandom.java"
NestMembers:
  sun.security.provider.SecureRandom$SeederHolder
InnerClasses:
  private SeederHolder = sun.security.provider.SecureRandom$SeederHolder of sun.security.provider.SecureRandom