Example usage for org.bouncycastle.asn1.pkcs ContentInfo getEncoded

Introduction

In this page you can find the example usage for org.bouncycastle.asn1.pkcs ContentInfo getEncoded.

Prototype

public byte[] getEncoded() throws IOException 

Source Link

Document

Return the default BER or DER encoding for this object.

Usage

From source file:ca.trustpoint.m2m.M2mCertPath.java

License:Apache License

/**
 * Encode the CertPath using PKCS#7 format.
 *
 * @return a byte array containing the binary encoding of the PKCS#7 object
 * @exception CertificateEncodingException if an exception occurs
 *///from   www  .  j  a v  a2s .  c om
private byte[] encodePkcs7() throws CertificateEncodingException {
    ASN1EncodableVector encodedList = new ASN1EncodableVector();

    for (M2mCertificate certificate : certificates) {
        if (isDuplicateCertificate(certificate)) {
            throw new CertificateEncodingException("Duplicate certificate detected in path.");
        }

        try {
            encodedList.add(ASN1Primitive.fromByteArray(certificate.getEncoded()));
        } catch (IOException ex) {
            throw new CertificateEncodingException("Error encoding certificate data.", ex);
        }
    }

    SignedData sd = new SignedData(new ASN1Integer(BigInteger.ONE), // version
            new DERSet(), // digestAlgorithmIds
            new ContentInfo(PKCSObjectIdentifiers.data, null), // contentInfo
            new DERSet(encodedList), // certificates (optional)
            null, // CRLs (optional)
            new DERSet() // signerInfos
    );

    // make it a content info sequence
    ContentInfo ci = new ContentInfo(PKCSObjectIdentifiers.data, sd);

    try {
        return ci.getEncoded();
    } catch (IOException ex) {
        throw new CertificateEncodingException("Error encoding certificate path.", ex);
    }
}

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