| /* |
| * 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.cep.time; |
| |
| import org.apache.flink.annotation.PublicEvolving; |
| import org.apache.flink.cep.functions.PatternProcessFunction; |
| |
| /** |
| * Enables access to time related characteristics such as current processing time or timestamp of currently processed |
| * element. Used in {@link PatternProcessFunction} and |
| * {@link org.apache.flink.cep.pattern.conditions.IterativeCondition} |
| */ |
| @PublicEvolving |
| public interface TimeContext { |
| |
| /** |
| * Timestamp of the element currently being processed. |
| * |
| * <p>In case of {@link org.apache.flink.streaming.api.TimeCharacteristic#ProcessingTime} this means the |
| * time when the event entered the cep operator. |
| */ |
| long timestamp(); |
| |
| /** Returns the current processing time. */ |
| long currentProcessingTime(); |
| |
| } |