package org.bouncycastle.asn1.cms;

import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Integer;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1OctetString;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.BERSequence;
import org.bouncycastle.asn1.DERIA5String;

RFC 5544: Binding Documents with Time-Stamps; TimeStampedData object.

TimeStampedData ::= SEQUENCE {
  version              INTEGER { v1(1) },
  dataUri              IA5String OPTIONAL,
  metaData             MetaData OPTIONAL,
  content              OCTET STRING OPTIONAL,
  temporalEvidence     Evidence
}
/** * <a href="http://tools.ietf.org/html/rfc5544">RFC 5544</a>: * Binding Documents with Time-Stamps; TimeStampedData object. * <p> * <pre> * TimeStampedData ::= SEQUENCE { * version INTEGER { v1(1) }, * dataUri IA5String OPTIONAL, * metaData MetaData OPTIONAL, * content OCTET STRING OPTIONAL, * temporalEvidence Evidence * } * </pre> */
public class TimeStampedData extends ASN1Object { private ASN1Integer version; private DERIA5String dataUri; private MetaData metaData; private ASN1OctetString content; private Evidence temporalEvidence; public TimeStampedData(DERIA5String dataUri, MetaData metaData, ASN1OctetString content, Evidence temporalEvidence) { this.version = new ASN1Integer(1); this.dataUri = dataUri; this.metaData = metaData; this.content = content; this.temporalEvidence = temporalEvidence; } private TimeStampedData(ASN1Sequence seq) { this.version = ASN1Integer.getInstance(seq.getObjectAt(0)); int index = 1; if (seq.getObjectAt(index) instanceof DERIA5String) { this.dataUri = DERIA5String.getInstance(seq.getObjectAt(index++)); } if (seq.getObjectAt(index) instanceof MetaData || seq.getObjectAt(index) instanceof ASN1Sequence) { this.metaData = MetaData.getInstance(seq.getObjectAt(index++)); } if (seq.getObjectAt(index) instanceof ASN1OctetString) { this.content = ASN1OctetString.getInstance(seq.getObjectAt(index++)); } this.temporalEvidence = Evidence.getInstance(seq.getObjectAt(index)); }
Return a TimeStampedData object from the given object.

Accepted inputs:

Params:
  • obj – the object we want converted.
Throws:
/** * Return a TimeStampedData object from the given object. * <p> * Accepted inputs: * <ul> * <li> null &rarr; null * <li> {@link RecipientKeyIdentifier} object * <li> {@link org.bouncycastle.asn1.ASN1Sequence#getInstance(java.lang.Object) ASN1Sequence} input formats with TimeStampedData structure inside * </ul> * * @param obj the object we want converted. * @exception IllegalArgumentException if the object cannot be converted. */
public static TimeStampedData getInstance(Object obj) { if (obj == null || obj instanceof TimeStampedData) { return (TimeStampedData)obj; } return new TimeStampedData(ASN1Sequence.getInstance(obj)); } public DERIA5String getDataUri() { return dataUri; } public MetaData getMetaData() { return metaData; } public ASN1OctetString getContent() { return content; } public Evidence getTemporalEvidence() { return temporalEvidence; } public ASN1Primitive toASN1Primitive() { ASN1EncodableVector v = new ASN1EncodableVector(); v.add(version); if (dataUri != null) { v.add(dataUri); } if (metaData != null) { v.add(metaData); } if (content != null) { v.add(content); } v.add(temporalEvidence); return new BERSequence(v); } }