package org.bouncycastle.cms;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.security.Provider;
class CounterSignatureDigestCalculator
implements DigestCalculator
{
private final String alg;
private final Provider provider;
private final byte[] data;
CounterSignatureDigestCalculator(String alg, Provider provider, byte[] data)
{
this.alg = alg;
this.provider = provider;
this.data = data;
}
public byte[] getDigest()
throws NoSuchAlgorithmException
{
MessageDigest digest = CMSSignedHelper.INSTANCE.getDigestInstance(alg, provider);
return digest.digest(data);
}
}
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