| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.flink.test.windowing.sessionwindows; |
| |
| import org.apache.flink.util.Preconditions; |
| |
| /** |
| * Simple class that represents session events for our example job. |
| * |
| * @param <K> session key type |
| * @param <V> session event value type (the event's payload) |
| */ |
| public final class SessionEvent<K, V> { |
| |
| // key of the session this event belongs to |
| private K sessionKey; |
| |
| // value of the event (payload) |
| private V eventValue; |
| |
| // event timestamp (in ms) |
| private long eventTimestamp; |
| |
| public SessionEvent() {} |
| |
| public SessionEvent(K sessionKey, V eventValue, long eventTimestamp) { |
| Preconditions.checkNotNull(sessionKey); |
| Preconditions.checkNotNull(eventValue); |
| setSessionKey(sessionKey); |
| setEventValue(eventValue); |
| setEventTimestamp(eventTimestamp); |
| } |
| |
| public K getSessionKey() { |
| return sessionKey; |
| } |
| |
| public void setSessionKey(K sessionKey) { |
| Preconditions.checkNotNull(sessionKey); |
| this.sessionKey = sessionKey; |
| } |
| |
| public V getEventValue() { |
| return eventValue; |
| } |
| |
| public void setEventValue(V eventValue) { |
| Preconditions.checkNotNull(eventValue); |
| this.eventValue = eventValue; |
| } |
| |
| public long getEventTimestamp() { |
| return eventTimestamp; |
| } |
| |
| public void setEventTimestamp(long eventTimestamp) { |
| this.eventTimestamp = eventTimestamp; |
| } |
| |
| @Override |
| public String toString() { |
| return "SessionEvent{" |
| + "sessionKey=" |
| + sessionKey |
| + ", eventValue=" |
| + eventValue |
| + ", eventTimestamp=" |
| + eventTimestamp |
| + '}'; |
| } |
| |
| public static <K, V> SessionEvent<K, V> of(K sessionKey, V eventValue, long eventTimestamp) { |
| return new SessionEvent<>(sessionKey, eventValue, eventTimestamp); |
| } |
| } |