| /* |
| * 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. |
| */ |
| using System; |
| using System.Threading; |
| |
| namespace Apache.NMS.ActiveMQ.Threads |
| { |
| /// <summary> |
| /// A Task that is run in a Timer instance either once or repeatedly. |
| /// </summary> |
| public abstract class TimerTask |
| { |
| internal object syncRoot = new object(); |
| |
| internal DateTime when = DateTime.MinValue; |
| internal DateTime scheduledTime = DateTime.MinValue; |
| internal TimeSpan period; |
| internal bool cancelled; |
| internal bool fixedRate; |
| |
| protected TimerTask() |
| { |
| } |
| |
| public bool Cancel() |
| { |
| lock(this.syncRoot) |
| { |
| bool willRun = !cancelled && when != DateTime.MinValue; |
| cancelled = true; |
| return willRun; |
| } |
| } |
| |
| public DateTime ScheduledExecutionTime |
| { |
| get |
| { |
| lock(this.syncRoot) |
| { |
| return this.scheduledTime; |
| } |
| } |
| } |
| |
| public abstract void Run(); |
| |
| #region Timer Methods |
| |
| internal DateTime When |
| { |
| get |
| { |
| lock(this.syncRoot) |
| { |
| return this.when; |
| } |
| } |
| } |
| |
| internal DateTime ScheduledTime |
| { |
| set |
| { |
| lock(this.syncRoot) |
| { |
| this.scheduledTime = value; |
| } |
| } |
| } |
| |
| internal bool IsScheduled |
| { |
| get |
| { |
| lock(this.syncRoot) |
| { |
| return when != DateTime.MinValue || scheduledTime != DateTime.MinValue; |
| } |
| } |
| } |
| |
| #endregion |
| } |
| } |
| |