| /* |
| * 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.gearpump |
| |
| /** |
| * Each message contains a immutable timestamp. |
| * |
| * For example, if you take a picture, the time you take the picture is the |
| * message's timestamp. |
| * @param msg Accept any type except Null, Nothing and Unit |
| */ |
| case class Message(msg: Any, timestamp: TimeStamp = Message.noTimeStamp) |
| |
| object Message { |
| val noTimeStamp: TimeStamp = 0L |
| } |
