--- /dev/null
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.northbound.commons.exception;
+
+import javax.ws.rs.WebApplicationException;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.MediaType;
+
+/**
+ * Status Code 401 (Unauthorized)
+ *
+ * The request requires user authentication. The response MUST include
+ * a WWW-Authenticate header field (section 14.47) containing a
+ * challenge applicable to the requested resource.
+ *
+ *
+ *
+ */
+public class UnauthorizedException extends WebApplicationException {
+ private static final long serialVersionUID = 1L;
+
+ public UnauthorizedException(String string) {
+ super(Response.status(Response.Status.UNAUTHORIZED).entity(string)
+ .type(MediaType.TEXT_PLAIN).build());
+ }
+}