diff --git a/de.srsoftware.oidc.api/src/main/java/de/srsoftware/oidc/api/Constants.java b/de.srsoftware.oidc.api/src/main/java/de/srsoftware/oidc/api/Constants.java
index b03f00a..79054eb 100644
--- a/de.srsoftware.oidc.api/src/main/java/de/srsoftware/oidc/api/Constants.java
+++ b/de.srsoftware.oidc.api/src/main/java/de/srsoftware/oidc/api/Constants.java
@@ -22,8 +22,10 @@ public class Constants {
 	public static final String OPENID        = "openid";
 	public static final String REDIRECT_URI  = "redirect_uri";
 	public static final String REDIRECT_URIS = "redirect_uris";
+	public static final String RESPONSE_TYPE = "response_type";
 	public static final String SCOPE         = "scope";
 	public static final String SECRET        = "secret";
 	public static final String STATE         = "state";
+	public static final String TOKEN         = "token";
 	public static final String TOKEN_TYPE    = "token_type";
 }
diff --git a/de.srsoftware.oidc.api/src/main/java/de/srsoftware/oidc/api/PathHandler.java b/de.srsoftware.oidc.api/src/main/java/de/srsoftware/oidc/api/PathHandler.java
index 5f6c042..989e228 100644
--- a/de.srsoftware.oidc.api/src/main/java/de/srsoftware/oidc/api/PathHandler.java
+++ b/de.srsoftware.oidc.api/src/main/java/de/srsoftware/oidc/api/PathHandler.java
@@ -40,6 +40,14 @@ public abstract class PathHandler implements HttpHandler {
 		}
 	}
 
+	public static boolean badRequest(HttpExchange ex, byte[] bytes) throws IOException {
+		return sendContent(ex, HTTP_BAD_REQUEST, bytes);
+	}
+
+	public static boolean badRequest(HttpExchange ex, Object o) throws IOException {
+		return sendContent(ex, HTTP_BAD_REQUEST, o);
+	}
+
 	public Bond bindPath(String... path) {
 		return new Bond(path);
 	}
@@ -153,13 +161,4 @@ public abstract class PathHandler implements HttpHandler {
 		public static boolean sendContent(HttpExchange ex, Object o) throws IOException {
 			return sendContent(ex, HTTP_OK, o);
 		}
-
-
-		public static boolean badRequest(HttpExchange ex, byte[] bytes) throws IOException {
-			return sendContent(ex, HTTP_BAD_REQUEST, bytes);
-		}
-
-		public static boolean badRequest(HttpExchange ex, Object o) throws IOException {
-			return sendContent(ex, HTTP_BAD_REQUEST, o);
-		}
 	}