[AS7-1837] Switch to use the HexConverter provided through JBoss SASL…

… instead of a local duplicate.

domain-http-api/src/main/java/org/jboss/as/domain/http/server/security/DigestAuthenticator.java

@@ -40,12 +40,12 @@
 import java.util.Map;
 
 import org.jboss.as.domain.management.security.UserNotFoundException;
-import org.jboss.as.domain.management.util.HexUtil;
 import org.jboss.com.sun.net.httpserver.Authenticator;
 import org.jboss.com.sun.net.httpserver.Headers;
 import org.jboss.com.sun.net.httpserver.HttpExchange;
 import org.jboss.com.sun.net.httpserver.HttpPrincipal;
 import org.jboss.logging.Logger;
+import org.jboss.sasl.util.HexConverter;
 
 /**
  * An authenticator to handle Digest authentication.
@@ -176,21 +176,21 @@ private HttpPrincipal validateUser(HttpExchange httpExchange, Map<String, String
             md.update(COLON);
             md.update(new String(pcb.getPassword()).getBytes());
 
-            byte[] ha1 = HexUtil.convertToHexBytes(md.digest());
+            byte[] ha1 = HexConverter.convertToHexBytes(md.digest());
 
             md.update(httpExchange.getRequestMethod().getBytes());
             md.update(COLON);
             md.update(challengeParameters.get(URI).getBytes());
 
-            byte[] ha2 = HexUtil.convertToHexBytes(md.digest());
+            byte[] ha2 = HexConverter.convertToHexBytes(md.digest());
 
             md.update(ha1);
             md.update(COLON);
             md.update(challengeParameters.get(NONCE).getBytes());
             md.update(COLON);
             md.update(ha2);
 
-            byte[] expectedResponse = HexUtil.convertToHexBytes(md.digest());
+            byte[] expectedResponse = HexConverter.convertToHexBytes(md.digest());
             byte[] actualResponse = challengeParameters.get(RESPONSE).getBytes();
 
             if (MessageDigest.isEqual(expectedResponse, actualResponse)) {

domain-http-api/src/main/java/org/jboss/as/domain/http/server/security/NonceFactory.java

@@ -26,7 +26,7 @@
 import java.util.HashSet;
 import java.util.Set;
 
-import org.jboss.as.domain.management.util.HexUtil;
+import org.jboss.sasl.util.HexConverter;
 
 /**
  * A simple NonceFactory for single use nonces.
@@ -55,7 +55,7 @@ public class NonceFactory {
     public String createNonce() {
         byte[] newNonce = new byte[NONCE_BYTES];
         srand.nextBytes(newNonce);
-        String nonceString = HexUtil.convertToHexString(newNonce);
+        String nonceString = HexConverter.convertToHexString(newNonce);
         synchronized (issuedNonces) {
             issuedNonces.add(nonceString);
         }