| // 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.Diagnostics.CodeAnalysis; |
| using Org.Apache.REEF.Common.Tasks.Events; |
| using Org.Apache.REEF.Tang.Formats; |
| using Org.Apache.REEF.Tang.Util; |
| using Org.Apache.REEF.Utilities.Logging; |
| |
| [module: SuppressMessage("StyleCop.CSharp.MaintainabilityRules", "SA1401:FieldsMustBePrivate", Justification = "static readonly field, typical usage in configurations")] |
| |
| namespace Org.Apache.REEF.Common.Tasks |
| { |
| public sealed class TaskConfiguration : ConfigurationModuleBuilder |
| { |
| /// <summary> |
| /// The identifier of the task. |
| /// </summary> |
| [SuppressMessage("Microsoft.Security", "CA2104:Do not declare read only mutable reference types", Justification = "not applicable")] |
| public static readonly RequiredParameter<string> Identifier = new RequiredParameter<string>(); |
| |
| /// <summary> |
| /// The task to instantiate. |
| /// </summary> |
| [SuppressMessage("Microsoft.Security", "CA2104:Do not declare read only mutable reference types", Justification = "not applicable")] |
| public static readonly RequiredImpl<ITask> Task = new RequiredImpl<ITask>(); |
| |
| /// <summary> |
| /// for task suspension. Defaults to task failure if not bound. |
| /// </summary> |
| [SuppressMessage("Microsoft.Security", "CA2104:Do not declare read only mutable reference types", Justification = "not applicable")] |
| public static readonly OptionalImpl<IObserver<ISuspendEvent>> OnSuspend = new OptionalImpl<IObserver<ISuspendEvent>>(); |
| |
| /// <summary> |
| /// for messages from the driver. Defaults to task failure if not bound. |
| /// </summary> |
| [SuppressMessage("Microsoft.Security", "CA2104:Do not declare read only mutable reference types", Justification = "not applicable")] |
| public static readonly OptionalImpl<IDriverMessageHandler> OnMessage = new OptionalImpl<IDriverMessageHandler>(); |
| |
| /// <summary> |
| /// for heartbeat status changes from the Driver. Does not do anything if not bound. |
| /// </summary> |
| [SuppressMessage("Microsoft.Security", "CA2104:Do not declare read only mutable reference types", Justification = "not applicable")] |
| public static readonly OptionalImpl<IDriverConnectionMessageHandler> OnDriverConnectionChanged = new OptionalImpl<IDriverConnectionMessageHandler>(); |
| |
| /// <summary> |
| /// for closure requests from the driver. Defaults to task failure if not bound. |
| /// </summary> |
| [SuppressMessage("Microsoft.Security", "CA2104:Do not declare read only mutable reference types", Justification = "not applicable")] |
| public static readonly OptionalImpl<IObserver<ICloseEvent>> OnClose = new OptionalImpl<IObserver<ICloseEvent>>(); |
| |
| /// <summary> |
| /// Message source invoked upon each evaluator heartbeat. |
| /// </summary> |
| [SuppressMessage("Microsoft.Security", "CA2104:Do not declare read only mutable reference types", Justification = "not applicable")] |
| public static readonly OptionalImpl<ITaskMessageSource> OnSendMessage = new OptionalImpl<ITaskMessageSource>(); |
| |
| /// <summary> |
| /// to receive TaskStart after the Task.call() method was called. |
| /// </summary> |
| [SuppressMessage("Microsoft.Security", "CA2104:Do not declare read only mutable reference types", Justification = "not applicable")] |
| public static readonly OptionalImpl<IObserver<ITaskStart>> OnTaskStart = new OptionalImpl<IObserver<ITaskStart>>(); |
| |
| /// <summary> |
| /// to receive TaskStop after the Task.call() method returned. |
| /// </summary> |
| [SuppressMessage("Microsoft.Security", "CA2104:Do not declare read only mutable reference types", Justification = "not applicable")] |
| public static readonly OptionalImpl<IObserver<ITaskStop>> OnTaskStop = new OptionalImpl<IObserver<ITaskStop>>(); |
| |
| /// <summary> |
| /// The memento to be passed to Task.call(). |
| /// </summary> |
| [SuppressMessage("Microsoft.Security", "CA2104:Do not declare read only mutable reference types", Justification = "not applicable")] |
| public static readonly OptionalParameter<string> Memento = new OptionalParameter<string>(); |
| |
| public static ConfigurationModule ConfigurationModule |
| { |
| get |
| { |
| return new TaskConfiguration() |
| .BindImplementation(GenericType<ITask>.Class, Task) |
| .BindSetEntry(GenericType<TaskConfigurationOptions.TaskMessageSources>.Class, OnSendMessage) |
| .BindImplementation(GenericType<IDriverMessageHandler>.Class, OnMessage) |
| .BindImplementation(GenericType<IDriverConnectionMessageHandler>.Class, OnDriverConnectionChanged) |
| .BindNamedParameter(GenericType<TaskConfigurationOptions.Identifier>.Class, Identifier) |
| .BindNamedParameter(GenericType<TaskConfigurationOptions.Memento>.Class, Memento) |
| .BindNamedParameter(GenericType<TaskConfigurationOptions.CloseHandler>.Class, OnClose) |
| .BindNamedParameter(GenericType<TaskConfigurationOptions.SuspendHandler>.Class, OnSuspend) |
| .BindSetEntry(GenericType<TaskConfigurationOptions.StartHandlers>.Class, OnTaskStart) |
| .BindSetEntry(GenericType<TaskConfigurationOptions.StopHandlers>.Class, OnTaskStop) |
| .Build(); |
| } |
| } |
| } |
| } |