libraries/spongycastle/pkix/src/main/java/org/spongycastle/operator/bc/BcDSAContentSignerBuilder.java


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

package org.spongycastle.operator.bc;

import org.spongycastle.asn1.x509.AlgorithmIdentifier;
import org.spongycastle.crypto.Digest;
import org.spongycastle.crypto.Signer;
import org.spongycastle.crypto.signers.DSADigestSigner;
import org.spongycastle.crypto.signers.DSASigner;
import org.spongycastle.operator.OperatorCreationException;

public class BcDSAContentSignerBuilder
    extends BcContentSignerBuilder
{
    public BcDSAContentSignerBuilder(AlgorithmIdentifier sigAlgId, AlgorithmIdentifier digAlgId)
    {
        super(sigAlgId, digAlgId);
    }

    protected Signer createSigner(AlgorithmIdentifier sigAlgId, AlgorithmIdentifier digAlgId)
        throws OperatorCreationException
    {
        Digest dig = digestProvider.get(digAlgId);

        return new DSADigestSigner(new DSASigner(), dig);
    }
}