Package org.bouncycastle.asn1.x509

Examples of org.bouncycastle.asn1.x509.RSAPublicKeyStructure

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    /**
     * This method creates a java.security.PublicKey object based on the public key information given in SubjectPublicKeyInfo
     * @param pubKeyInfo SubjectPublicKeyInfo instance containing the public key information.
     */
    public static PublicKey getPublicKeyObject(SubjectPublicKeyInfo pubKeyInfo) throws Exception{
        RSAPublicKeyStructure pubkeyStruct = new RSAPublicKeyStructure((ASN1Sequence)pubKeyInfo.getPublicKey());
        RSAPublicKeySpec pubkeySpec = new RSAPublicKeySpec(pubkeyStruct.getModulus(), pubkeyStruct.getPublicExponent());
        KeyFactory keyFactory = KeyFactory.getInstance("RSA");
        PublicKey pubKey = keyFactory.generatePublic(pubkeySpec);
        return pubKey;
    }
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    /**
     * This method creates a java.security.PublicKey object based on the public key information given in SubjectPublicKeyInfo
     * @param pubKeyInfo SubjectPublicKeyInfo instance containing the public key information.
     */
    public static PublicKey getPublicKeyObject(SubjectPublicKeyInfo pubKeyInfo) throws Exception{
        RSAPublicKeyStructure pubkeyStruct = new RSAPublicKeyStructure((ASN1Sequence)pubKeyInfo.getPublicKey());
        RSAPublicKeySpec pubkeySpec = new RSAPublicKeySpec(pubkeyStruct.getModulus(), pubkeyStruct.getPublicExponent());
        KeyFactory keyFactory = KeyFactory.getInstance("RSA");
        PublicKey pubKey = keyFactory.generatePublic(pubkeySpec);
        return pubKey;
    }
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    /**
     * This method creates a java.security.PublicKey object based on the public key information given in SubjectPublicKeyInfo
     * @param pubKeyInfo SubjectPublicKeyInfo instance containing the public key information.
     */
    public static PublicKey getPublicKeyObject(SubjectPublicKeyInfo pubKeyInfo) throws Exception{
        RSAPublicKeyStructure pubkeyStruct = new RSAPublicKeyStructure((ASN1Sequence)pubKeyInfo.getPublicKey());
        RSAPublicKeySpec pubkeySpec = new RSAPublicKeySpec(pubkeyStruct.getModulus(), pubkeyStruct.getPublicExponent());
        KeyFactory keyFactory = KeyFactory.getInstance("RSA");
        PublicKey pubKey = keyFactory.generatePublic(pubkeySpec);
        return pubKey;
    }
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    JCERSAPublicKey(
        SubjectPublicKeyInfo    info)
    {
        try
        {
            RSAPublicKeyStructure   pubKey = new RSAPublicKeyStructure((ASN1Sequence)info.getPublicKey());

            this.modulus = pubKey.getModulus();
            this.publicExponent = pubKey.getPublicExponent();
        }
        catch (IOException e)
        {
            throw new IllegalArgumentException("invalid info structure in RSA public key", e);
        }
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    public byte[] getEncoded()
    {
        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
        DEROutputStream         dOut = new DEROutputStream(bOut);
        SubjectPublicKeyInfo    info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(PKCSObjectIdentifiers.rsaEncryption, new DERNull()), new RSAPublicKeyStructure(getModulus(), getPublicExponent()).getDERObject());

        try
        {
            dOut.writeObject(info);
            dOut.close();
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    /**
     * This method creates a java.security.PublicKey object based on the public key information given in SubjectPublicKeyInfo
     * @param pubKeyInfo SubjectPublicKeyInfo instance containing the public key information.
     */
    public static PublicKey getPublicKeyObject(SubjectPublicKeyInfo pubKeyInfo) throws Exception{
        RSAPublicKeyStructure pubkeyStruct = new RSAPublicKeyStructure((ASN1Sequence)pubKeyInfo.getPublicKey());
        RSAPublicKeySpec pubkeySpec = new RSAPublicKeySpec(pubkeyStruct.getModulus(), pubkeyStruct.getPublicExponent());
        KeyFactory keyFactory = KeyFactory.getInstance("RSA");
        PublicKey pubKey = keyFactory.generatePublic(pubkeySpec);
        return pubKey;
    }
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    /**
     * This method creates a java.security.PublicKey object based on the public key information given in SubjectPublicKeyInfo
     * @param pubKeyInfo SubjectPublicKeyInfo instance containing the public key information.
     */
    public static PublicKey getPublicKeyObject(SubjectPublicKeyInfo pubKeyInfo) throws Exception{
        RSAPublicKeyStructure pubkeyStruct = new RSAPublicKeyStructure((ASN1Sequence)pubKeyInfo.getPublicKey());
        RSAPublicKeySpec pubkeySpec = new RSAPublicKeySpec(pubkeyStruct.getModulus(), pubkeyStruct.getPublicExponent());
        KeyFactory keyFactory = KeyFactory.getInstance("RSA");
        PublicKey pubKey = keyFactory.generatePublic(pubkeySpec);
        return pubKey;
    }
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    JCERSAPublicKey(
        SubjectPublicKeyInfo    info)
    {
        try
        {
            RSAPublicKeyStructure   pubKey = new RSAPublicKeyStructure((ASN1Sequence)info.getPublicKey());

            this.modulus = pubKey.getModulus();
            this.publicExponent = pubKey.getPublicExponent();
        }
        catch (IOException e)
        {
            throw new IllegalArgumentException("invalid info structure in RSA public key", e);
        }
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    public byte[] getEncoded()
    {
        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
        DEROutputStream         dOut = new DEROutputStream(bOut);
        SubjectPublicKeyInfo    info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(PKCSObjectIdentifiers.rsaEncryption, new DERNull()), new RSAPublicKeyStructure(getModulus(), getPublicExponent()).getDERObject());

        try
        {
            dOut.writeObject(info);
            dOut.close();
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    /**
     * This method creates a java.security.PublicKey object based on the public key information given in SubjectPublicKeyInfo
     * @param pubKeyInfo SubjectPublicKeyInfo instance containing the public key information.
     */
    public static PublicKey getPublicKeyObject(SubjectPublicKeyInfo pubKeyInfo) throws Exception{
        RSAPublicKeyStructure pubkeyStruct = new RSAPublicKeyStructure((ASN1Sequence)pubKeyInfo.getPublicKey());
        RSAPublicKeySpec pubkeySpec = new RSAPublicKeySpec(pubkeyStruct.getModulus(), pubkeyStruct.getPublicExponent());
        KeyFactory keyFactory = KeyFactory.getInstance("RSA");
        PublicKey pubKey = keyFactory.generatePublic(pubkeySpec);
        return pubKey;
    }
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Related Classes of org.bouncycastle.asn1.x509.RSAPublicKeyStructure

  • net.sf.libpdfsign.CRLDownloader
  • net.sf.libpdfsign.OCSPClient
  • org.apache.geronimo.crypto.CaUtils
  • org.apache.geronimo.crypto.jce.provider.JCERSAPublicKey
  • org.apache.geronimo.util.asn1.ASN1EncodableVector
  • org.apache.geronimo.util.asn1.DERInteger
  • org.apache.geronimo.util.asn1.DERSequence
  • org.apache.geronimo.util.CaUtils
  • org.apache.geronimo.util.jce.provider.JCERSAPublicKey
  • org.bouncycastle.asn1.ASN1Encodable
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