package org.bouncycastle.ocsp;
import java.text.ParseException;
import java.util.Date;
import java.util.Enumeration;
import java.util.HashSet;
import java.util.Set;
import org.bouncycastle.asn1.ASN1Encoding;
import org.bouncycastle.asn1.DERObjectIdentifier;
import org.bouncycastle.asn1.ocsp.CertStatus;
import org.bouncycastle.asn1.ocsp.RevokedInfo;
import org.bouncycastle.asn1.ocsp.SingleResponse;
import org.bouncycastle.asn1.x509.X509Extension;
import org.bouncycastle.asn1.x509.X509Extensions;
public class SingleResp
implements java.security.cert.X509Extension
{
SingleResponse resp;
public SingleResp(
SingleResponse resp)
{
this.resp = resp;
}
public CertificateID getCertID()
{
return new CertificateID(resp.getCertID());
}
/**
* Return the status object for the response - null indicates good.
*
* @return the status object for the response, null if it is good.
*/
public Object getCertStatus()
{
CertStatus s = resp.getCertStatus();
if (s.getTagNo() == 0)
{
return null; // good
}
else if (s.getTagNo() == 1)
{
return new RevokedStatus(RevokedInfo.getInstance(s.getStatus()));
}
return new UnknownStatus();
}
public Date getThisUpdate()
{
try
{
return resp.getThisUpdate().getDate();
}
catch (ParseException e)
{
throw new IllegalStateException("ParseException: " + e.getMessage());
}
}
/**
* return the NextUpdate value - note: this is an optional field so may
* be returned as null.
*
* @return nextUpdate, or null if not present.
*/
public Date getNextUpdate()
{
if (resp.getNextUpdate() == null)
{
return null;
}
try
{
return resp.getNextUpdate().getDate();
}
catch (ParseException e)
{
throw new IllegalStateException("ParseException: " + e.getMessage());
}
}
public X509Extensions getSingleExtensions()
{
return X509Extensions.getInstance(resp.getSingleExtensions());
}
/**
* RFC 2650 doesn't specify any critical extensions so we return true
* if any are encountered.
*
* @return true if any critical extensions are present.
*/
public boolean hasUnsupportedCriticalExtension()
{
Set extns = getCriticalExtensionOIDs();
return extns != null && !extns.isEmpty();
}
private Set getExtensionOIDs(boolean critical)
{
Set set = new HashSet();
X509Extensions extensions = this.getSingleExtensions();
if (extensions != null)
{
Enumeration e = extensions.oids();
while (e.hasMoreElements())
{
DERObjectIdentifier oid = (DERObjectIdentifier)e.nextElement();
X509Extension ext = extensions.getExtension(oid);
if (critical == ext.isCritical())
{
set.add(oid.getId());
}
}
}
return set;
}
public Set getCriticalExtensionOIDs()
{
return getExtensionOIDs(true);
}
public Set getNonCriticalExtensionOIDs()
{
return getExtensionOIDs(false);
}
public byte[] getExtensionValue(String oid)
{
X509Extensions exts = this.getSingleExtensions();
if (exts != null)
{
X509Extension ext = exts.getExtension(new DERObjectIdentifier(oid));
if (ext != null)
{
try
{
return ext.getValue().getEncoded(ASN1Encoding.DER);
}
catch (Exception e)
{
throw new RuntimeException("error encoding " + e.toString());
}
}
}
return null;
}
}