Package org.bouncycastle.openpgp

Examples of org.bouncycastle.openpgp.PGPObjectFactory.nextObject()

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    private static PGPPrivateKey findPrivateKey(InputStream keyringInput, InputStream encryptedInput, String passphrase) throws IOException,
            PGPException, NoSuchProviderException {
        PGPSecretKeyRingCollection pgpSec = new PGPSecretKeyRingCollection(PGPUtil.getDecoderStream(keyringInput));
        PGPObjectFactory factory = new PGPObjectFactory(PGPUtil.getDecoderStream(encryptedInput));
        PGPEncryptedDataList enc;
        Object o = factory.nextObject();
        if (o instanceof PGPEncryptedDataList) {
            enc = (PGPEncryptedDataList) o;
        } else {
            enc = (PGPEncryptedDataList) factory.nextObject();
        }
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        PGPEncryptedDataList enc;
        Object o = factory.nextObject();
        if (o instanceof PGPEncryptedDataList) {
            enc = (PGPEncryptedDataList) o;
        } else {
            enc = (PGPEncryptedDataList) factory.nextObject();
        }
        encryptedInput.reset(); // nextObject() method reads from the InputStream, so rewind it!
        Iterator<?> encryptedDataObjects = enc.getEncryptedDataObjects();
        PGPPrivateKey privateKey = null;
        PGPPublicKeyEncryptedData encryptedData;
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        } finally {
            IOUtils.closeQuietly(encryptedStream);
        }

        PGPObjectFactory pgpFactory = new PGPObjectFactory(in);
        Object o = pgpFactory.nextObject();

        // the first object might be a PGP marker packet
        PGPEncryptedDataList enc;
        if (o instanceof PGPEncryptedDataList) {
            enc = (PGPEncryptedDataList) o;
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        // the first object might be a PGP marker packet
        PGPEncryptedDataList enc;
        if (o instanceof PGPEncryptedDataList) {
            enc = (PGPEncryptedDataList) o;
        } else {
            enc = (PGPEncryptedDataList) pgpFactory.nextObject();
        }
        IOHelper.close(in);

        PGPPublicKeyEncryptedData pbe = (PGPPublicKeyEncryptedData) enc.get(0);
        InputStream encData = pbe.getDataStream(key, "BC");
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        PGPPublicKeyEncryptedData pbe = (PGPPublicKeyEncryptedData) enc.get(0);
        InputStream encData = pbe.getDataStream(key, "BC");

        pgpFactory = new PGPObjectFactory(encData);
        PGPCompressedData comData = (PGPCompressedData) pgpFactory.nextObject();

        pgpFactory = new PGPObjectFactory(comData.getDataStream());
        Object object = pgpFactory.nextObject();

        PGPOnePassSignature signature;
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        pgpFactory = new PGPObjectFactory(encData);
        PGPCompressedData comData = (PGPCompressedData) pgpFactory.nextObject();

        pgpFactory = new PGPObjectFactory(comData.getDataStream());
        Object object = pgpFactory.nextObject();

        PGPOnePassSignature signature;
        if (object instanceof PGPOnePassSignatureList) {
            signature = getSignature(exchange, (PGPOnePassSignatureList) object);
            object = pgpFactory.nextObject();
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        Object object = pgpFactory.nextObject();

        PGPOnePassSignature signature;
        if (object instanceof PGPOnePassSignatureList) {
            signature = getSignature(exchange, (PGPOnePassSignatureList) object);
            object = pgpFactory.nextObject();
        } else {
            signature = null;
        }

        PGPLiteralData ld = (PGPLiteralData) object;
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            IOHelper.close(litData, encData, in);
        }

        if (signature != null) {
            signature.update(answer);
            PGPSignatureList sigList = (PGPSignatureList) pgpFactory.nextObject();
            if (!signature.verify(sigList.get(0))) {
                throw new SignatureException("Cannot verify PGP signature");
            }
        }
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    private static PGPPrivateKey findPrivateKey(InputStream keyringInput, InputStream encryptedInput, String passphrase,
            PGPPassphraseAccessor passphraseAccessor, String provider) throws IOException, PGPException, NoSuchProviderException {
        PGPSecretKeyRingCollection pgpSec = new PGPSecretKeyRingCollection(PGPUtil.getDecoderStream(keyringInput));
        PGPObjectFactory factory = new PGPObjectFactory(PGPUtil.getDecoderStream(encryptedInput));
        PGPEncryptedDataList enc;
        Object o = factory.nextObject();
        if (o == null) {
            throw new PGPException("Provided input is not encrypted.");
        }
        if (o instanceof PGPEncryptedDataList) {
            enc = (PGPEncryptedDataList) o;
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            throw new PGPException("Provided input is not encrypted.");
        }
        if (o instanceof PGPEncryptedDataList) {
            enc = (PGPEncryptedDataList) o;
        } else {
            enc = (PGPEncryptedDataList) factory.nextObject();
        }
        encryptedInput.reset(); // nextObject() method reads from the InputStream, so rewind it!
        Iterator<?> encryptedDataObjects = enc.getEncryptedDataObjects();
        PGPPrivateKey privateKey = null;
        PGPPublicKeyEncryptedData encryptedData = null;
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