| /* |
| * Copyright 2015-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.ovsdb.controller; |
| |
| import static com.google.common.base.MoreObjects.toStringHelper; |
| |
| /** |
| * The abstract event of ovsdb. |
| */ |
| public final class OvsdbEvent<S> { |
| |
| public enum Type { |
| /** |
| * Signifies that a new ovs port update has been detected. |
| */ |
| PORT_ADDED, |
| /** |
| * Signifies that a ovs port has been removed. |
| */ |
| PORT_REMOVED |
| } |
| |
| private final Type type; |
| private final S subject; |
| |
| /** |
| * Creates an event of a given type and for the specified event subject. |
| * |
| * @param type event type |
| * @param subject event subject |
| */ |
| public OvsdbEvent(Type type, S subject) { |
| this.type = type; |
| this.subject = subject; |
| } |
| |
| /** |
| * Returns the type of event. |
| * |
| * @return event type |
| */ |
| public Type type() { |
| return type; |
| } |
| |
| /** |
| * Returns the subject of event. |
| * |
| * @return subject to which this event pertains |
| */ |
| public S subject() { |
| return subject; |
| } |
| |
| @Override |
| public String toString() { |
| return toStringHelper(this).add("type", type()) |
| .add("subject", subject()).toString(); |
| } |
| |
| } |