allow for X509::Certificate to be converted to a Java certificate

Author: kares

src/main/java/org/jruby/ext/openssl/X509Cert.java

@@ -737,4 +737,13 @@ private static GeneralName[] extRealNames(final X509Extension extension) throws
         return GeneralNames.getInstance( value ).getNames();
     }
 
+    @Override
+    public Object toJava(Class target) {
+        if ( target.isAssignableFrom(X509Certificate.class) ) {
+            if ( target == X509AuxCertificate.class ) return getAuxCert();
+            return cert;
+        }
+        return super.toJava(target);
+    }
+
 }// X509Cert