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package org.spongycastle.tsp.cms;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import org.spongycastle.asn1.ASN1OctetString;
import org.spongycastle.asn1.BEROctetString;
import org.spongycastle.asn1.DERIA5String;
import org.spongycastle.asn1.cms.CMSObjectIdentifiers;
import org.spongycastle.asn1.cms.ContentInfo;
import org.spongycastle.asn1.cms.Evidence;
import org.spongycastle.asn1.cms.TimeStampAndCRL;
import org.spongycastle.asn1.cms.TimeStampTokenEvidence;
import org.spongycastle.asn1.cms.TimeStampedData;
import org.spongycastle.cms.CMSException;
import org.spongycastle.tsp.TimeStampToken;
import org.spongycastle.util.io.Streams;
public class CMSTimeStampedDataGenerator
extends CMSTimeStampedGenerator
{
public CMSTimeStampedData generate(TimeStampToken timeStamp) throws CMSException
{
return generate(timeStamp, (InputStream)null);
}
public CMSTimeStampedData generate(TimeStampToken timeStamp, byte[] content) throws CMSException
{
return generate(timeStamp, new ByteArrayInputStream(content));
}
public CMSTimeStampedData generate(TimeStampToken timeStamp, InputStream content)
throws CMSException
{
ByteArrayOutputStream contentOut = new ByteArrayOutputStream();
if (content != null)
{
try
{
Streams.pipeAll(content, contentOut);
}
catch (IOException e)
{
throw new CMSException("exception encapsulating content: " + e.getMessage(), e);
}
}
ASN1OctetString encContent = null;
if (contentOut.size() != 0)
{
encContent = new BEROctetString(contentOut.toByteArray());
}
TimeStampAndCRL stamp = new TimeStampAndCRL(timeStamp.toCMSSignedData().toASN1Structure());
DERIA5String asn1DataUri = null;
if (dataUri != null)
{
asn1DataUri = new DERIA5String(dataUri.toString());
}
return new CMSTimeStampedData(new ContentInfo(CMSObjectIdentifiers.timestampedData, new TimeStampedData(asn1DataUri, metaData, encContent, new Evidence(new TimeStampTokenEvidence(stamp)))));
}
}
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