org.xdi.oxauth.model.crypto.signature.RSAKeyFactory クラス

org.xdi.oxauth.model.crypto.signature.RSAKeyFactory の継承関係図

org.xdi.oxauth.model.crypto.signature.RSAKeyFactory 連携図

公開メンバ関数
	RSAKeyFactory (SignatureAlgorithm signatureAlgorithm, String dnName) throws InvalidParameterException, NoSuchProviderException, NoSuchAlgorithmException, SignatureException, InvalidKeyException, CertificateEncodingException
	RSAKeyFactory (JSONWebKey p_key)
RSAPrivateKey	getPrivateKey ()
RSAPublicKey	getPublicKey ()
Certificate	getCertificate ()
Key< E, F >	getKey ()

静的公開メンバ関数
static RSAKeyFactory	valueOf (JSONWebKey p_key)

非公開変数類
RSAPrivateKey	rsaPrivateKey
RSAPublicKey	rsaPublicKey
Certificate	certificate

詳解

Factory to create asymmetric Public and Private Keys for the RSA algorithm

著者

Javier Rojas Blum

バージョン

June 15, 2016

構築子と解体子

RSAKeyFactory() [1/2]

org.xdi.oxauth.model.crypto.signature.RSAKeyFactory.RSAKeyFactory ( SignatureAlgorithm  signatureAlgorithm, String  dnName  ) throws InvalidParameterException, NoSuchProviderException, NoSuchAlgorithmException, SignatureException, InvalidKeyException, CertificateEncodingException

inline

                                                              {
        if (signatureAlgorithm == null) {
            throw new InvalidParameterException("The signature algorithm cannot be null");
        }

        KeyPairGenerator keyGen = KeyPairGenerator.getInstance("RSA", "BC");
        keyGen.initialize(2048, new SecureRandom());

        KeyPair keyPair = keyGen.generateKeyPair();

        BCRSAPrivateCrtKey jcersaPrivateCrtKey = (BCRSAPrivateCrtKey) keyPair.getPrivate();
        BCRSAPublicKey jcersaPublicKey = (BCRSAPublicKey) keyPair.getPublic();

        rsaPrivateKey = new RSAPrivateKey(jcersaPrivateCrtKey.getModulus(),
                jcersaPrivateCrtKey.getPrivateExponent());

        rsaPublicKey = new RSAPublicKey(jcersaPublicKey.getModulus(),
                jcersaPublicKey.getPublicExponent());

        if (StringUtils.isNotBlank(dnName)) {
            // Create certificate
            GregorianCalendar startDate = new GregorianCalendar(); // time from which certificate is valid
            GregorianCalendar expiryDate = new GregorianCalendar(); // time after which certificate is not valid
            expiryDate.add(Calendar.YEAR, 1);
            BigInteger serialNumber = new BigInteger(1024, new Random()); // serial number for certificate

            X509V1CertificateGenerator certGen = new X509V1CertificateGenerator();
            X500Principal principal = new X500Principal(dnName);

            certGen.setSerialNumber(serialNumber);
            certGen.setIssuerDN(principal);
            certGen.setNotBefore(startDate.getTime());
            certGen.setNotAfter(expiryDate.getTime());
            certGen.setSubjectDN(principal); // note: same as issuer
            certGen.setPublicKey(keyPair.getPublic());
            certGen.setSignatureAlgorithm(signatureAlgorithm.getAlgorithm());

            X509Certificate x509Certificate = certGen.generate(jcersaPrivateCrtKey, "BC");
            certificate = new Certificate(signatureAlgorithm, x509Certificate);
        }
    }

RSAKeyFactory() [2/2]

org.xdi.oxauth.model.crypto.signature.RSAKeyFactory.RSAKeyFactory ( JSONWebKey  p_key )

inline

                                           {
        if (p_key == null) {
            throw new IllegalArgumentException("Key value must not be null.");
        }

        rsaPrivateKey = new RSAPrivateKey(
                p_key.getN(),
                p_key.getE());
        rsaPublicKey = new RSAPublicKey(
                p_key.getN(),
                p_key.getE());
        certificate = null;
    }

関数詳解

getCertificate()

Certificate org.xdi.oxauth.model.crypto.signature.RSAKeyFactory.getCertificate ( )

inline

                                        {
        return certificate;
    }

getKey()

Key<E, F> org.xdi.oxauth.model.crypto.KeyFactory< E extends PrivateKey, F extends PublicKey >.getKey ( )

inlineinherited

                              {
        Key key = new Key();

        key.setPrivateKey(getPrivateKey());
        key.setPublicKey(getPublicKey());
        key.setCertificate(getCertificate());

        return key;
    }

getPrivateKey()

RSAPrivateKey org.xdi.oxauth.model.crypto.signature.RSAKeyFactory.getPrivateKey ( )

inline

                                         {
        return rsaPrivateKey;
    }

getPublicKey()

RSAPublicKey org.xdi.oxauth.model.crypto.signature.RSAKeyFactory.getPublicKey ( )

inline

                                       {
        return rsaPublicKey;
    }

valueOf()

static RSAKeyFactory org.xdi.oxauth.model.crypto.signature.RSAKeyFactory.valueOf ( JSONWebKey  p_key )

inlinestatic

                                                          {
        return new RSAKeyFactory(p_key);
    }

メンバ詳解

certificate

Certificate org.xdi.oxauth.model.crypto.signature.RSAKeyFactory.certificate

private

rsaPrivateKey

RSAPrivateKey org.xdi.oxauth.model.crypto.signature.RSAKeyFactory.rsaPrivateKey

private

rsaPublicKey

RSAPublicKey org.xdi.oxauth.model.crypto.signature.RSAKeyFactory.rsaPublicKey

private

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このクラス詳解は次のファイルから抽出されました:

• D:/AppData/OpenId/gluu/src/oxAuth/Model/src/main/java/org/xdi/oxauth/model/crypto/signature/RSAKeyFactory.java