http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5. 
public class org.bouncycastle.jce.provider.JDKGOST3410Signer extends java.security.SignatureSpi implements org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers, org.bouncycastle.asn1.x509.X509ObjectIdentifiers
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.jce.provider.JDKGOST3410Signer
  super_class: java.security.SignatureSpi
{
  private org.bouncycastle.crypto.Digest digest;
    descriptor: Lorg/bouncycastle/crypto/Digest;
    flags: (0x0002) ACC_PRIVATE

  private org.bouncycastle.crypto.DSA signer;
    descriptor: Lorg/bouncycastle/crypto/DSA;
    flags: (0x0002) ACC_PRIVATE

  private java.security.SecureRandom random;
    descriptor: Ljava/security/SecureRandom;
    flags: (0x0002) ACC_PRIVATE

  protected void <init>(org.bouncycastle.crypto.Digest, org.bouncycastle.crypto.DSA);
    descriptor: (Lorg/bouncycastle/crypto/Digest;Lorg/bouncycastle/crypto/DSA;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
        start local 1 // org.bouncycastle.crypto.Digest digest
        start local 2 // org.bouncycastle.crypto.DSA signer
         0: .line 34
            aload 0 /* this */
            invokespecial java.security.SignatureSpi.<init>:()V
         1: .line 38
            aload 0 /* this */
            aload 1 /* digest */
            putfield org.bouncycastle.jce.provider.JDKGOST3410Signer.digest:Lorg/bouncycastle/crypto/Digest;
         2: .line 39
            aload 0 /* this */
            aload 2 /* signer */
            putfield org.bouncycastle.jce.provider.JDKGOST3410Signer.signer:Lorg/bouncycastle/crypto/DSA;
         3: .line 40
            return
        end local 2 // org.bouncycastle.crypto.DSA signer
        end local 1 // org.bouncycastle.crypto.Digest digest
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    4     0    this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            0    4     1  digest  Lorg/bouncycastle/crypto/Digest;
            0    4     2  signer  Lorg/bouncycastle/crypto/DSA;
    MethodParameters:
        Name  Flags
      digest  
      signer  

  protected void engineInitVerify(java.security.PublicKey);
    descriptor: (Ljava/security/PublicKey;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=4, args_size=2
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
        start local 1 // java.security.PublicKey publicKey
         0: .line 48
            aload 1 /* publicKey */
            instanceof org.bouncycastle.jce.interfaces.ECPublicKey
            ifeq 3
         1: .line 50
            aload 1 /* publicKey */
            invokestatic org.bouncycastle.jce.provider.asymmetric.ec.ECUtil.generatePublicKeyParameter:(Ljava/security/PublicKey;)Lorg/bouncycastle/crypto/params/AsymmetricKeyParameter;
            astore 2 /* param */
        start local 2 // org.bouncycastle.crypto.CipherParameters param
         2: .line 51
            goto 14
        end local 2 // org.bouncycastle.crypto.CipherParameters param
         3: .line 52
      StackMap locals:
      StackMap stack:
            aload 1 /* publicKey */
            instanceof org.bouncycastle.jce.interfaces.GOST3410Key
            ifeq 6
         4: .line 54
            aload 1 /* publicKey */
            invokestatic org.bouncycastle.jce.provider.GOST3410Util.generatePublicKeyParameter:(Ljava/security/PublicKey;)Lorg/bouncycastle/crypto/params/AsymmetricKeyParameter;
            astore 2 /* param */
        start local 2 // org.bouncycastle.crypto.CipherParameters param
         5: .line 55
            goto 14
        end local 2 // org.bouncycastle.crypto.CipherParameters param
         6: .line 60
      StackMap locals:
      StackMap stack:
            aload 1 /* publicKey */
            invokeinterface java.security.PublicKey.getEncoded:()[B
            astore 3 /* bytes */
        start local 3 // byte[] bytes
         7: .line 62
            aload 3 /* bytes */
            invokestatic org.bouncycastle.jce.provider.JDKKeyFactory.createPublicKeyFromDERStream:([B)Ljava/security/PublicKey;
            astore 1 /* publicKey */
         8: .line 64
            aload 1 /* publicKey */
            instanceof org.bouncycastle.jce.interfaces.ECPublicKey
            ifeq 11
         9: .line 66
            aload 1 /* publicKey */
            invokestatic org.bouncycastle.jce.provider.asymmetric.ec.ECUtil.generatePublicKeyParameter:(Ljava/security/PublicKey;)Lorg/bouncycastle/crypto/params/AsymmetricKeyParameter;
            astore 2 /* param */
        start local 2 // org.bouncycastle.crypto.CipherParameters param
        10: .line 67
            goto 14
        end local 2 // org.bouncycastle.crypto.CipherParameters param
        11: .line 70
      StackMap locals: org.bouncycastle.jce.provider.JDKGOST3410Signer java.security.PublicKey top byte[]
      StackMap stack:
            new java.security.InvalidKeyException
            dup
            ldc "can't recognise key type in DSA based signer"
            invokespecial java.security.InvalidKeyException.<init>:(Ljava/lang/String;)V
            athrow
        end local 3 // byte[] bytes
        12: .line 73
      StackMap locals: org.bouncycastle.jce.provider.JDKGOST3410Signer java.security.PublicKey
      StackMap stack: java.lang.Exception
            pop
        13: .line 75
            new java.security.InvalidKeyException
            dup
            ldc "can't recognise key type in DSA based signer"
            invokespecial java.security.InvalidKeyException.<init>:(Ljava/lang/String;)V
            athrow
        start local 2 // org.bouncycastle.crypto.CipherParameters param
        14: .line 79
      StackMap locals: org.bouncycastle.crypto.CipherParameters
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.digest:Lorg/bouncycastle/crypto/Digest;
            invokeinterface org.bouncycastle.crypto.Digest.reset:()V
        15: .line 80
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.signer:Lorg/bouncycastle/crypto/DSA;
            iconst_0
            aload 2 /* param */
            invokeinterface org.bouncycastle.crypto.DSA.init:(ZLorg/bouncycastle/crypto/CipherParameters;)V
        16: .line 81
            return
        end local 2 // org.bouncycastle.crypto.CipherParameters param
        end local 1 // java.security.PublicKey publicKey
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   17     0       this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            0   17     1  publicKey  Ljava/security/PublicKey;
            2    3     2      param  Lorg/bouncycastle/crypto/CipherParameters;
            5    6     2      param  Lorg/bouncycastle/crypto/CipherParameters;
           10   11     2      param  Lorg/bouncycastle/crypto/CipherParameters;
           14   17     2      param  Lorg/bouncycastle/crypto/CipherParameters;
            7   12     3      bytes  [B
      Exception table:
        from    to  target  type
           6    12      12  Class java.lang.Exception
    Exceptions:
      throws java.security.InvalidKeyException
    MethodParameters:
           Name  Flags
      publicKey  

  protected void engineInitSign(java.security.PrivateKey, java.security.SecureRandom);
    descriptor: (Ljava/security/PrivateKey;Ljava/security/SecureRandom;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
        start local 1 // java.security.PrivateKey privateKey
        start local 2 // java.security.SecureRandom random
         0: .line 88
            aload 0 /* this */
            aload 2 /* random */
            putfield org.bouncycastle.jce.provider.JDKGOST3410Signer.random:Ljava/security/SecureRandom;
         1: .line 89
            aload 0 /* this */
            aload 1 /* privateKey */
            invokevirtual org.bouncycastle.jce.provider.JDKGOST3410Signer.engineInitSign:(Ljava/security/PrivateKey;)V
         2: .line 90
            return
        end local 2 // java.security.SecureRandom random
        end local 1 // java.security.PrivateKey privateKey
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    3     0        this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            0    3     1  privateKey  Ljava/security/PrivateKey;
            0    3     2      random  Ljava/security/SecureRandom;
    Exceptions:
      throws java.security.InvalidKeyException
    MethodParameters:
            Name  Flags
      privateKey  
      random      

  protected void engineInitSign(java.security.PrivateKey);
    descriptor: (Ljava/security/PrivateKey;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=6, locals=3, args_size=2
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
        start local 1 // java.security.PrivateKey privateKey
         0: .line 98
            aload 1 /* privateKey */
            instanceof org.bouncycastle.jce.interfaces.ECKey
            ifeq 3
         1: .line 100
            aload 1 /* privateKey */
            invokestatic org.bouncycastle.jce.provider.asymmetric.ec.ECUtil.generatePrivateKeyParameter:(Ljava/security/PrivateKey;)Lorg/bouncycastle/crypto/params/AsymmetricKeyParameter;
            astore 2 /* param */
        start local 2 // org.bouncycastle.crypto.CipherParameters param
         2: .line 101
            goto 4
        end local 2 // org.bouncycastle.crypto.CipherParameters param
         3: .line 104
      StackMap locals:
      StackMap stack:
            aload 1 /* privateKey */
            invokestatic org.bouncycastle.jce.provider.GOST3410Util.generatePrivateKeyParameter:(Ljava/security/PrivateKey;)Lorg/bouncycastle/crypto/params/AsymmetricKeyParameter;
            astore 2 /* param */
        start local 2 // org.bouncycastle.crypto.CipherParameters param
         4: .line 107
      StackMap locals: org.bouncycastle.crypto.CipherParameters
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.digest:Lorg/bouncycastle/crypto/Digest;
            invokeinterface org.bouncycastle.crypto.Digest.reset:()V
         5: .line 109
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.random:Ljava/security/SecureRandom;
            ifnull 8
         6: .line 111
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.signer:Lorg/bouncycastle/crypto/DSA;
            iconst_1
            new org.bouncycastle.crypto.params.ParametersWithRandom
            dup
            aload 2 /* param */
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.random:Ljava/security/SecureRandom;
            invokespecial org.bouncycastle.crypto.params.ParametersWithRandom.<init>:(Lorg/bouncycastle/crypto/CipherParameters;Ljava/security/SecureRandom;)V
            invokeinterface org.bouncycastle.crypto.DSA.init:(ZLorg/bouncycastle/crypto/CipherParameters;)V
         7: .line 112
            goto 9
         8: .line 115
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.signer:Lorg/bouncycastle/crypto/DSA;
            iconst_1
            aload 2 /* param */
            invokeinterface org.bouncycastle.crypto.DSA.init:(ZLorg/bouncycastle/crypto/CipherParameters;)V
         9: .line 117
      StackMap locals:
      StackMap stack:
            return
        end local 2 // org.bouncycastle.crypto.CipherParameters param
        end local 1 // java.security.PrivateKey privateKey
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   10     0        this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            0   10     1  privateKey  Ljava/security/PrivateKey;
            2    3     2       param  Lorg/bouncycastle/crypto/CipherParameters;
            4   10     2       param  Lorg/bouncycastle/crypto/CipherParameters;
    Exceptions:
      throws java.security.InvalidKeyException
    MethodParameters:
            Name  Flags
      privateKey  

  protected void engineUpdate(byte);
    descriptor: (B)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
        start local 1 // byte b
         0: .line 123
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.digest:Lorg/bouncycastle/crypto/Digest;
            iload 1 /* b */
            invokeinterface org.bouncycastle.crypto.Digest.update:(B)V
         1: .line 124
            return
        end local 1 // byte b
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            0    2     1     b  B
    Exceptions:
      throws java.security.SignatureException
    MethodParameters:
      Name  Flags
      b     

  protected void engineUpdate(byte[], int, int);
    descriptor: ([BII)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
        start local 1 // byte[] b
        start local 2 // int off
        start local 3 // int len
         0: .line 132
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.digest:Lorg/bouncycastle/crypto/Digest;
            aload 1 /* b */
            iload 2 /* off */
            iload 3 /* len */
            invokeinterface org.bouncycastle.crypto.Digest.update:([BII)V
         1: .line 133
            return
        end local 3 // int len
        end local 2 // int off
        end local 1 // byte[] b
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            0    2     1     b  [B
            0    2     2   off  I
            0    2     3   len  I
    Exceptions:
      throws java.security.SignatureException
    MethodParameters:
      Name  Flags
      b     
      off   
      len   

  protected byte[] engineSign();
    descriptor: ()[B
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=6, locals=6, args_size=1
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
         0: .line 138
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.digest:Lorg/bouncycastle/crypto/Digest;
            invokeinterface org.bouncycastle.crypto.Digest.getDigestSize:()I
            newarray 8
            astore 1 /* hash */
        start local 1 // byte[] hash
         1: .line 140
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.digest:Lorg/bouncycastle/crypto/Digest;
            aload 1 /* hash */
            iconst_0
            invokeinterface org.bouncycastle.crypto.Digest.doFinal:([BI)I
            pop
         2: .line 144
            bipush 64
            newarray 8
            astore 2 /* sigBytes */
        start local 2 // byte[] sigBytes
         3: .line 145
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.signer:Lorg/bouncycastle/crypto/DSA;
            aload 1 /* hash */
            invokeinterface org.bouncycastle.crypto.DSA.generateSignature:([B)[Ljava/math/BigInteger;
            astore 3 /* sig */
        start local 3 // java.math.BigInteger[] sig
         4: .line 146
            aload 3 /* sig */
            iconst_0
            aaload
            invokevirtual java.math.BigInteger.toByteArray:()[B
            astore 4 /* r */
        start local 4 // byte[] r
         5: .line 147
            aload 3 /* sig */
            iconst_1
            aaload
            invokevirtual java.math.BigInteger.toByteArray:()[B
            astore 5 /* s */
        start local 5 // byte[] s
         6: .line 149
            aload 5 /* s */
            iconst_0
            baload
            ifeq 9
         7: .line 151
            aload 5 /* s */
            iconst_0
            aload 2 /* sigBytes */
            bipush 32
            aload 5 /* s */
            arraylength
            isub
            aload 5 /* s */
            arraylength
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
         8: .line 152
            goto 10
         9: .line 155
      StackMap locals: org.bouncycastle.jce.provider.JDKGOST3410Signer byte[] byte[] java.math.BigInteger[] byte[] byte[]
      StackMap stack:
            aload 5 /* s */
            iconst_1
            aload 2 /* sigBytes */
            bipush 32
            aload 5 /* s */
            arraylength
            iconst_1
            isub
            isub
            aload 5 /* s */
            arraylength
            iconst_1
            isub
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
        10: .line 158
      StackMap locals:
      StackMap stack:
            aload 4 /* r */
            iconst_0
            baload
            ifeq 13
        11: .line 160
            aload 4 /* r */
            iconst_0
            aload 2 /* sigBytes */
            bipush 64
            aload 4 /* r */
            arraylength
            isub
            aload 4 /* r */
            arraylength
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
        12: .line 161
            goto 14
        13: .line 164
      StackMap locals:
      StackMap stack:
            aload 4 /* r */
            iconst_1
            aload 2 /* sigBytes */
            bipush 64
            aload 4 /* r */
            arraylength
            iconst_1
            isub
            isub
            aload 4 /* r */
            arraylength
            iconst_1
            isub
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
        14: .line 167
      StackMap locals:
      StackMap stack:
            aload 2 /* sigBytes */
        15: areturn
        end local 5 // byte[] s
        end local 4 // byte[] r
        end local 3 // java.math.BigInteger[] sig
        end local 2 // byte[] sigBytes
        16: .line 169
      StackMap locals: org.bouncycastle.jce.provider.JDKGOST3410Signer byte[]
      StackMap stack: java.lang.Exception
            astore 2 /* e */
        start local 2 // java.lang.Exception e
        17: .line 171
            new java.security.SignatureException
            dup
            aload 2 /* e */
            invokevirtual java.lang.Exception.toString:()Ljava/lang/String;
            invokespecial java.security.SignatureException.<init>:(Ljava/lang/String;)V
            athrow
        end local 2 // java.lang.Exception e
        end local 1 // byte[] hash
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   18     0      this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            1   18     1      hash  [B
            3   16     2  sigBytes  [B
            4   16     3       sig  [Ljava/math/BigInteger;
            5   16     4         r  [B
            6   16     5         s  [B
           17   18     2         e  Ljava/lang/Exception;
      Exception table:
        from    to  target  type
           2    15      16  Class java.lang.Exception
    Exceptions:
      throws java.security.SignatureException

  protected boolean engineVerify(byte[]);
    descriptor: ([B)Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=6, locals=6, args_size=2
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
        start local 1 // byte[] sigBytes
         0: .line 179
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.digest:Lorg/bouncycastle/crypto/Digest;
            invokeinterface org.bouncycastle.crypto.Digest.getDigestSize:()I
            newarray 8
            astore 2 /* hash */
        start local 2 // byte[] hash
         1: .line 181
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.digest:Lorg/bouncycastle/crypto/Digest;
            aload 2 /* hash */
            iconst_0
            invokeinterface org.bouncycastle.crypto.Digest.doFinal:([BI)I
            pop
         2: .line 187
            bipush 32
            newarray 8
            astore 4 /* r */
        start local 4 // byte[] r
         3: .line 188
            bipush 32
            newarray 8
            astore 5 /* s */
        start local 5 // byte[] s
         4: .line 190
            aload 1 /* sigBytes */
            iconst_0
            aload 5 /* s */
            iconst_0
            bipush 32
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
         5: .line 192
            aload 1 /* sigBytes */
            bipush 32
            aload 4 /* r */
            iconst_0
            bipush 32
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
         6: .line 194
            iconst_2
            anewarray java.math.BigInteger
            astore 3 /* sig */
        start local 3 // java.math.BigInteger[] sig
         7: .line 195
            aload 3 /* sig */
            iconst_0
            new java.math.BigInteger
            dup
            iconst_1
            aload 4 /* r */
            invokespecial java.math.BigInteger.<init>:(I[B)V
            aastore
         8: .line 196
            aload 3 /* sig */
            iconst_1
            new java.math.BigInteger
            dup
            iconst_1
            aload 5 /* s */
            invokespecial java.math.BigInteger.<init>:(I[B)V
            aastore
        end local 5 // byte[] s
        end local 4 // byte[] r
         9: .line 197
            goto 12
        end local 3 // java.math.BigInteger[] sig
        10: .line 198
      StackMap locals: org.bouncycastle.jce.provider.JDKGOST3410Signer byte[] byte[]
      StackMap stack: java.lang.Exception
            pop
        11: .line 200
            new java.security.SignatureException
            dup
            ldc "error decoding signature bytes."
            invokespecial java.security.SignatureException.<init>:(Ljava/lang/String;)V
            athrow
        start local 3 // java.math.BigInteger[] sig
        12: .line 203
      StackMap locals: java.math.BigInteger[]
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.jce.provider.JDKGOST3410Signer.signer:Lorg/bouncycastle/crypto/DSA;
            aload 2 /* hash */
            aload 3 /* sig */
            iconst_0
            aaload
            aload 3 /* sig */
            iconst_1
            aaload
            invokeinterface org.bouncycastle.crypto.DSA.verifySignature:([BLjava/math/BigInteger;Ljava/math/BigInteger;)Z
            ireturn
        end local 3 // java.math.BigInteger[] sig
        end local 2 // byte[] hash
        end local 1 // byte[] sigBytes
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   13     0      this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            0   13     1  sigBytes  [B
            1   13     2      hash  [B
            7   10     3       sig  [Ljava/math/BigInteger;
           12   13     3       sig  [Ljava/math/BigInteger;
            3    9     4         r  [B
            4    9     5         s  [B
      Exception table:
        from    to  target  type
           2     9      10  Class java.lang.Exception
    Exceptions:
      throws java.security.SignatureException
    MethodParameters:
          Name  Flags
      sigBytes  

  protected void engineSetParameter(java.security.spec.AlgorithmParameterSpec);
    descriptor: (Ljava/security/spec/AlgorithmParameterSpec;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
        start local 1 // java.security.spec.AlgorithmParameterSpec params
         0: .line 209
            new java.lang.UnsupportedOperationException
            dup
            ldc "engineSetParameter unsupported"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
        end local 1 // java.security.spec.AlgorithmParameterSpec params
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            0    1     1  params  Ljava/security/spec/AlgorithmParameterSpec;
    MethodParameters:
        Name  Flags
      params  

  protected void engineSetParameter(java.lang.String, java.lang.Object);
    descriptor: (Ljava/lang/String;Ljava/lang/Object;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
        start local 1 // java.lang.String param
        start local 2 // java.lang.Object value
         0: .line 219
            new java.lang.UnsupportedOperationException
            dup
            ldc "engineSetParameter unsupported"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
        end local 2 // java.lang.Object value
        end local 1 // java.lang.String param
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            0    1     1  param  Ljava/lang/String;
            0    1     2  value  Ljava/lang/Object;
    MethodParameters:
       Name  Flags
      param  
      value  

  protected java.lang.Object engineGetParameter(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/lang/Object;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
        start local 1 // java.lang.String param
         0: .line 228
            new java.lang.UnsupportedOperationException
            dup
            ldc "engineSetParameter unsupported"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
        end local 1 // java.lang.String param
        end local 0 // org.bouncycastle.jce.provider.JDKGOST3410Signer this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lorg/bouncycastle/jce/provider/JDKGOST3410Signer;
            0    1     1  param  Ljava/lang/String;
    MethodParameters:
       Name  Flags
      param  
}
SourceFile: "JDKGOST3410Signer.java"
NestMembers:
  org.bouncycastle.jce.provider.JDKGOST3410Signer$ecgost3410  org.bouncycastle.jce.provider.JDKGOST3410Signer$gost3410
InnerClasses:
  public ecgost3410 = org.bouncycastle.jce.provider.JDKGOST3410Signer$ecgost3410 of org.bouncycastle.jce.provider.JDKGOST3410Signer
  public gost3410 = org.bouncycastle.jce.provider.JDKGOST3410Signer$gost3410 of org.bouncycastle.jce.provider.JDKGOST3410Signer