1 files changed, 35 insertions, 0 deletions
diff --git a/pkix/src/main/java/org/spongycastle/cert/selector/jcajce/JcaSelectorConverter.java b/pkix/src/main/java/org/spongycastle/cert/selector/jcajce/JcaSelectorConverter.java
new file mode 100644
index 00000000..551000b0
--- /dev/null
+++ b/pkix/src/main/java/org/spongycastle/cert/selector/jcajce/JcaSelectorConverter.java
@@ -0,0 +1,35 @@
+package org.spongycastle.cert.selector.jcajce;
+
+import java.io.IOException;
+import java.security.cert.X509CertSelector;
+
+import org.spongycastle.asn1.ASN1OctetString;
+import org.spongycastle.asn1.x500.X500Name;
+import org.spongycastle.cert.selector.X509CertificateHolderSelector;
+
+public class JcaSelectorConverter
+{
+    public JcaSelectorConverter()
+    {
+
+    }
+
+    public X509CertificateHolderSelector getCertificateHolderSelector(X509CertSelector certSelector)
+    {
+        try
+        {
+            if (certSelector.getSubjectKeyIdentifier() != null)
+            {
+                return new X509CertificateHolderSelector(X500Name.getInstance(certSelector.getIssuerAsBytes()), certSelector.getSerialNumber(), ASN1OctetString.getInstance(certSelector.getSubjectKeyIdentifier()).getOctets());
+            }
+            else
+            {
+                return new X509CertificateHolderSelector(X500Name.getInstance(certSelector.getIssuerAsBytes()), certSelector.getSerialNumber());
+            }
+        }
+        catch (IOException e)
+        {
+            throw new IllegalArgumentException("unable to convert issuer: " + e.getMessage());
+        }
+    }
+}