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package org.bouncycastle.cert.cmp;
import java.io.IOException;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.cmp.PKIBody;
import org.bouncycastle.asn1.cmp.PKIHeader;
import org.bouncycastle.asn1.cmp.PKIMessage;
import org.bouncycastle.cert.CertIOException;
/**
* General wrapper for a generic PKIMessage
*/
public class GeneralPKIMessage
{
private PKIMessage pkiMessage;
private static PKIMessage parseBytes(byte[] encoding)
throws IOException
{
try
{
return PKIMessage.getInstance(ASN1Primitive.fromByteArray(encoding));
}
catch (ClassCastException e)
{
throw new CertIOException("malformed data: " + e.getMessage(), e);
}
catch (IllegalArgumentException e)
{
throw new CertIOException("malformed data: " + e.getMessage(), e);
}
}
/**
* Create a PKIMessage from the passed in bytes.
*
* @param encoding BER/DER encoding of the PKIMessage
* @throws IOException in the event of corrupted data, or an incorrect structure.
*/
public GeneralPKIMessage(byte[] encoding)
throws IOException
{
this(parseBytes(encoding));
}
/**
* Wrap a PKIMessage ASN.1 structure.
*
* @param pkiMessage base PKI message.
*/
public GeneralPKIMessage(PKIMessage pkiMessage)
{
this.pkiMessage = pkiMessage;
}
public PKIHeader getHeader()
{
return pkiMessage.getHeader();
}
public PKIBody getBody()
{
return pkiMessage.getBody();
}
/**
* Return true if this message has protection bits on it. A return value of true
* indicates the message can be used to construct a ProtectedPKIMessage.
*
* @return true if message has protection, false otherwise.
*/
public boolean hasProtection()
{
return pkiMessage.getHeader().getProtectionAlg() != null;
}
public PKIMessage toASN1Structure()
{
return pkiMessage;
}
}
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