1 files changed, 24 insertions, 0 deletions
diff --git a/libraries/spongycastle/pkix/src/main/java/org/spongycastle/operator/bc/BcRSAContentSignerBuilder.java b/libraries/spongycastle/pkix/src/main/java/org/spongycastle/operator/bc/BcRSAContentSignerBuilder.java
new file mode 100644
index 000000000..d62543b00
--- /dev/null
+++ b/libraries/spongycastle/pkix/src/main/java/org/spongycastle/operator/bc/BcRSAContentSignerBuilder.java
@@ -0,0 +1,24 @@
+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.RSADigestSigner;
+import org.spongycastle.operator.OperatorCreationException;
+
+public class BcRSAContentSignerBuilder
+    extends BcContentSignerBuilder
+{
+    public BcRSAContentSignerBuilder(AlgorithmIdentifier sigAlgId, AlgorithmIdentifier digAlgId)
+    {
+        super(sigAlgId, digAlgId);
+    }
+
+    protected Signer createSigner(AlgorithmIdentifier sigAlgId, AlgorithmIdentifier digAlgId)
+        throws OperatorCreationException
+    {
+        Digest dig = digestProvider.get(digAlgId);
+
+        return new RSADigestSigner(dig);
+    }
+}