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package org.spongycastle.asn1.cms;
import java.io.IOException;
import org.spongycastle.asn1.ASN1Integer;
import org.spongycastle.asn1.ASN1SequenceParser;
import org.spongycastle.asn1.x509.AlgorithmIdentifier;
/**
* Parser of <a href="http://tools.ietf.org/html/rfc3274">RFC 3274</a> {@link CompressedData} object.
* <p>
* <pre>
* CompressedData ::= SEQUENCE {
* version CMSVersion,
* compressionAlgorithm CompressionAlgorithmIdentifier,
* encapContentInfo EncapsulatedContentInfo
* }
* </pre>
*/
public class CompressedDataParser
{
private ASN1Integer _version;
private AlgorithmIdentifier _compressionAlgorithm;
private ContentInfoParser _encapContentInfo;
public CompressedDataParser(
ASN1SequenceParser seq)
throws IOException
{
this._version = (ASN1Integer)seq.readObject();
this._compressionAlgorithm = AlgorithmIdentifier.getInstance(seq.readObject().toASN1Primitive());
this._encapContentInfo = new ContentInfoParser((ASN1SequenceParser)seq.readObject());
}
public ASN1Integer getVersion()
{
return _version;
}
public AlgorithmIdentifier getCompressionAlgorithmIdentifier()
{
return _compressionAlgorithm;
}
public ContentInfoParser getEncapContentInfo()
{
return _encapContentInfo;
}
}
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