+++ /dev/null
-/*
- * Copyright (c) 2015 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.netconf.topology;
-
-import com.google.common.annotations.Beta;
-
-/**
- * A listener that recieves {@link #onRoleChanged(RoleChangeDTO)} callbacks when a role change occurs
- */
-@Beta
-public interface RoleChangeListener {
-
- /**
- * Called when a role change occurs
- * @param roleChangeDTO a DTO that wraps the current ownership status
- */
- void onRoleChanged(RoleChangeDTO roleChangeDTO);
-
- /**
- * A DTO that wraps an ownership change status
- */
- class RoleChangeDTO {
-
- private final boolean wasOwner;
- private final boolean isOwner;
- private final boolean hasOwner;
-
- public RoleChangeDTO(boolean wasOwner, boolean isOwner, boolean hasOwner) {
- this.wasOwner = wasOwner;
- this.isOwner = isOwner;
- this.hasOwner = hasOwner;
- }
-
- public boolean wasOwner() {
- return wasOwner;
- }
-
- public boolean isOwner() {
- return isOwner;
- }
-
- public boolean hasOwner() {
- return hasOwner;
- }
- }
-}