Example usage for org.bouncycastle.openpgp.operator.jcajce JcaPGPKeyConverter getPGPPrivateKey

Introduction

In this page you can find the example usage for org.bouncycastle.openpgp.operator.jcajce JcaPGPKeyConverter getPGPPrivateKey.

Prototype

public PGPPrivateKey getPGPPrivateKey(PGPPublicKey pub, PrivateKey privKey) throws PGPException 

Source Link

Document

Convert a PrivateKey into a PGPPrivateKey.

Usage

From source file:com.goodvikings.cryptim.api.KeyRing.java

License:BEER-WARE LICENSE

private void ASN1DecodeKeys(byte[] plain) throws IOException, PGPException, NoSuchProviderException,
        ParseException, InvalidKeyException, NoSuchAlgorithmException, InvalidKeySpecException {
    JcaPGPKeyConverter converter = new JcaPGPKeyConverter();

    ASN1Sequence seq = (ASN1Sequence) new ASN1InputStream(new ByteArrayInputStream(plain)).readObject();

    PGPPublicKey pub = converter.getPGPPublicKey(PGPPublicKey.RSA_GENERAL,
            new RSAPublicKeyImpl(
                    ((ASN1OctetString) ((ASN1Sequence) seq.getObjectAt(0)).getObjectAt(1)).getOctets()),
            ((ASN1UTCTime) ((ASN1Sequence) seq.getObjectAt(0)).getObjectAt(0)).getAdjustedDate());
    kp = new PGPKeyPair(pub, converter.getPGPPrivateKey(pub, KeyFactory.getInstance("RSA")
            .generatePrivate(new PKCS8EncodedKeySpec(((ASN1OctetString) seq.getObjectAt(1)).getOctets()))));

    ASN1Sequence keySeq = (ASN1Sequence) seq.getObjectAt(2);

    for (int i = 0; i < keySeq.size(); i++) {
        keys.put(((DERUTF8String) ((ASN1Sequence) keySeq.getObjectAt(i)).getObjectAt(0)).getString(),
                converter.getPGPPublicKey(PGPPublicKey.RSA_GENERAL, new RSAPublicKeyImpl(
                        ((ASN1OctetString) ((ASN1Sequence) keySeq.getObjectAt(i)).getObjectAt(3)).getOctets()),
                        ((ASN1UTCTime) ((ASN1Sequence) keySeq.getObjectAt(i)).getObjectAt(2))
                                .getAdjustedDate()));
        nicks.put(((DERUTF8String) ((ASN1Sequence) keySeq.getObjectAt(i)).getObjectAt(0)).getString(),
                ((DERUTF8String) ((ASN1Sequence) keySeq.getObjectAt(i)).getObjectAt(1)).getString());
    }//www  .jav a2  s. com
}

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