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The Bouncy Castle Java APIs for CMS, PKCS, EAC, TSP, CMP, CRMF, OCSP, and certificate generation. This jar contains APIs for JDK 1.8 and up. The APIs are designed primarily to be used in conjunction with the BC LTS provider but may also be used with other providers providing cryptographic services.

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package org.bouncycastle.dvcs;

import java.io.IOException;
import java.util.Date;

import org.bouncycastle.asn1.dvcs.DVCSRequestInformationBuilder;
import org.bouncycastle.asn1.dvcs.DVCSTime;
import org.bouncycastle.asn1.dvcs.Data;
import org.bouncycastle.asn1.dvcs.ServiceType;
import org.bouncycastle.cms.CMSSignedData;

/**
 * Builder of DVCS requests to VSD service (Verify Signed Document).
 */
public class VSDRequestBuilder
    extends DVCSRequestBuilder
{
    public VSDRequestBuilder()
    {
        super(new DVCSRequestInformationBuilder(ServiceType.VSD));
    }

    public void setRequestTime(Date requestTime)
    {
        requestInformationBuilder.setRequestTime(new DVCSTime(requestTime));
    }

    /**
     * Build VSD request from CMS SignedData object.
     *
     * @param document the CMS SignedData to include in the request.
     * @return a new DVCSRequest based on the state of this builder.
     * @throws DVCSException if an issue occurs during construction.
     */
    public DVCSRequest build(CMSSignedData document)
        throws DVCSException
    {
        try
        {
            Data data = new Data(document.getEncoded());

            return createDVCRequest(data);
        }
        catch (IOException e)
        {
            throw new DVCSException("Failed to encode CMS signed data", e);
        }
    }
}