Package java.security.interfaces

Examples of java.security.interfaces.DSAPublicKey

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            KeyPair pair = keyGen.generateKeyPair();

            // Get the keys
            DSAPrivateKey prvKey = (DSAPrivateKey) pair.getPrivate();
            DSAPublicKey pubKey = (DSAPublicKey) pair.getPublic();

            // Set the private key (the public is automatically generated)
            setPrivateKey(new SshDssPrivateKey(prvKey));
        } catch (NoSuchAlgorithmException nsae) {
        }
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        PublicKey pubKey = cert.getPublicKey();
        if (!(pubKey instanceof DSAPublicKey))
        {
            return pubKey;
        }
        DSAPublicKey dsaPubKey = (DSAPublicKey)pubKey;
        if (dsaPubKey.getParams() != null)
        {
            return dsaPubKey;
        }
        for (int i = index + 1; i < certs.size(); i++)
        {
            X509Certificate parentCert = (X509Certificate)certs.get(i);
            pubKey = parentCert.getPublicKey();
            if (!(pubKey instanceof DSAPublicKey))
            {
                throw new CertPathValidatorException(
                    "DSA parameters cannot be inherited from previous certificate.");
            }
            DSAPublicKey prevDSAPubKey = (DSAPublicKey)pubKey;
            if (prevDSAPubKey.getParams() == null)
            {
                continue;
            }
            DSAParams dsaParams = prevDSAPubKey.getParams();
            DSAPublicKeySpec dsaPubKeySpec = new DSAPublicKeySpec(
                dsaPubKey.getY(), dsaParams.getP(), dsaParams.getQ(), dsaParams.getG());
            try
            {
                KeyFactory keyFactory = KeyFactory.getInstance("DSA", BouncyCastleProvider.PROVIDER_NAME);
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        if (!(o instanceof DSAPublicKey))
        {
            return false;
        }
       
        DSAPublicKey other = (DSAPublicKey)o;
       
        return this.getY().equals(other.getY())
            && this.getParams().getG().equals(other.getParams().getG())
            && this.getParams().getP().equals(other.getParams().getP())
            && this.getParams().getQ().equals(other.getParams().getQ());
    }
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        PublicKey    key)
        throws InvalidKeyException
    {
        if (key instanceof DSAPublicKey)
        {
            DSAPublicKey    k = (DSAPublicKey)key;

            return new DSAPublicKeyParameters(k.getY(),
                new DSAParameters(k.getParams().getP(), k.getParams().getQ(), k.getParams().getG()));
        }

        throw new InvalidKeyException("can't identify DSA public key: " + key.getClass().getName());
    }
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        Class spec)
        throws InvalidKeySpecException
    {
        if (spec.isAssignableFrom(DSAPublicKeySpec.class) && key instanceof DSAPublicKey)
        {
            DSAPublicKey k = (DSAPublicKey)key;

            return new DSAPublicKeySpec(k.getY(), k.getParams().getP(), k.getParams().getQ(), k.getParams().getG());
        }
        else if (spec.isAssignableFrom(DSAPrivateKeySpec.class) && key instanceof java.security.interfaces.DSAPrivateKey)
        {
            java.security.interfaces.DSAPrivateKey k = (java.security.interfaces.DSAPrivateKey)key;

            return new DSAPrivateKeySpec(k.getX(), k.getParams().getP(), k.getParams().getQ(), k.getParams().getG());
        }

        return super.engineGetKeySpec(key, spec);
    }
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        if (!(o instanceof DSAPublicKey))
        {
            return false;
        }
       
        DSAPublicKey other = (DSAPublicKey)o;
       
        return this.getY().equals(other.getY())
            && this.getParams().getG().equals(other.getParams().getG())
            && this.getParams().getP().equals(other.getParams().getP())
            && this.getParams().getQ().equals(other.getParams().getQ());
    }
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        // key encoding test - BC decoding Sun keys
        //
        KeyFactory          f = KeyFactory.getInstance("DSA", "BC");
        X509EncodedKeySpec  x509s = new X509EncodedKeySpec(vKey.getEncoded());

        DSAPublicKey        k1 = (DSAPublicKey)f.generatePublic(x509s);

        checkPublic(k1, vKey);
       
        PKCS8EncodedKeySpec  pkcs8 = new PKCS8EncodedKeySpec(sKey.getEncoded());

        DSAPrivateKey        k2 = (DSAPrivateKey)f.generatePrivate(pkcs8);

        checkPrivateKey(k2, sKey);
       
        //
        // key decoding test - SUN decoding BC keys
        //
        f = KeyFactory.getInstance("DSA", "SUN");
        x509s = new X509EncodedKeySpec(k1.getEncoded());
       
        vKey = (DSAPublicKey)f.generatePublic(x509s);

        checkPublic(k1, vKey);
       
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        {
            fail("NONEwithDSA failed to reset");
        }

        // lightweight test
        DSAPublicKey  key = (DSAPublicKey)kp.getPublic();
        DSAParameters params = new DSAParameters(key.getParams().getP(), key.getParams().getQ(), key.getParams().getG());
        DSAPublicKeyParameters keyParams = new DSAPublicKeyParameters(key.getY(), params);
        DSASigner signer = new DSASigner();
        ASN1Sequence derSig = ASN1Sequence.getInstance(ASN1Primitive.fromByteArray(sigBytes));

        signer.init(false, keyParams);
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        //
        // key decoding test - serialisation test
        //

        DSAPublicKey k1 = (DSAPublicKey)serializeDeserialize(vKey);

        checkPublic(k1, vKey);

        checkEquals(k1, vKey);
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        KeyPairGenerator    g = KeyPairGenerator.getInstance("DSA", "BC");
        g.initialize(dsaP, new FixedSecureRandom(Hex.decode("0CAF2EF547EC49C4F3A6FE6DF4223A174D01F2C115D49A6F73437C29A2A8458C")));
        KeyPair p = g.generateKeyPair();

        DSAPrivateKey  sKey = (DSAPrivateKey)p.getPrivate();
        DSAPublicKey   vKey = (DSAPublicKey)p.getPublic();

        if (!vKey.getY().equals(new BigInteger(
            "2828003D7C747199143C370FDD07A286" +
            "1524514ACC57F63F80C38C2087C6B795B62DE1C224BF8D1D" +
            "1424E60CE3F5AE3F76C754A2464AF292286D873A7A30B7EA" +
            "CBBC75AAFDE7191D9157598CDB0B60E0C5AA3F6EBE425500" +
            "C611957DBF5ED35490714A42811FDCDEB19AF2AB30BEADFF" +
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Related Classes of java.security.interfaces.DSAPublicKey

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  • com.sshtools.j2ssh.transport.publickey.dsa.SshDssKeyPair
  • com.sun.xml.ws.security.trust.impl.SBIssuedSamlTokenContractImpl
  • gnu.testlet.gnu.java.security.key.dss.TestOfDSSCodec
  • gnu.testlet.gnu.java.security.sig.dss.TestOfDSSSignature
  • org.apache.camel.component.file.remote.DSAKeyPairIdentity
  • org.apache.harmony.security.provider.crypto.DSAKeyFactoryImpl
  • org.apache.harmony.security.tests.java.security.KeyPairGenerator4Test
  • org.apache.harmony.security.tests.java.security.spec.EncodedKeySpec2Test
  • org.apache.harmony.security.tests.provider.crypto.DSAKeyFactoryImplTest
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