| /* |
| * 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. |
| */ |
| |
| namespace Apache.Ignite.Examples.Datagrid |
| { |
| using System; |
| using System.Diagnostics; |
| using Apache.Ignite.Core; |
| using Apache.Ignite.Core.Datastream; |
| using Apache.Ignite.ExamplesDll.Binary; |
| |
| /// <summary> |
| /// Demonstrates how cache can be populated with data utilizing <see cref="IDataStreamer{TK,TV}"/>. |
| /// Data streamer is a lot more efficient to use than standard cache put operation |
| /// as it properly buffers cache requests together and properly manages load on remote nodes. |
| /// <para /> |
| /// 1) Build the project Apache.Ignite.ExamplesDll (select it -> right-click -> Build). |
| /// Apache.Ignite.ExamplesDll.dll must appear in %IGNITE_HOME%/platforms/dotnet/examples/Apache.Ignite.ExamplesDll/bin/${Platform]/${Configuration} folder. |
| /// 2) Set this class as startup object (Apache.Ignite.Examples project -> right-click -> Properties -> |
| /// Application -> Startup object); |
| /// 3) Start example (F5 or Ctrl+F5). |
| /// <para /> |
| /// This example can be run with standalone Apache Ignite.NET node: |
| /// 1) Run %IGNITE_HOME%/platforms/dotnet/bin/Apache.Ignite.exe: |
| /// Apache.Ignite.exe -configFileName=platforms\dotnet\examples\apache.ignite.examples\app.config -assembly=[path_to_Apache.Ignite.ExamplesDll.dll] |
| /// 2) Start example. |
| /// </summary> |
| public class DataStreamerExample |
| { |
| /// <summary>Number of entries to load.</summary> |
| private const int EntryCount = 500000; |
| |
| /// <summary>Cache name.</summary> |
| private const string CacheName = "dotnet_cache_data_streamer"; |
| |
| /// <summary> |
| /// Runs the example. |
| /// </summary> |
| [STAThread] |
| public static void Main() |
| { |
| using (var ignite = Ignition.StartFromApplicationConfiguration()) |
| { |
| Console.WriteLine(); |
| Console.WriteLine(">>> Cache data streamer example started."); |
| |
| // Clean up caches on all nodes before run. |
| ignite.GetOrCreateCache<int, Account>(CacheName).Clear(); |
| |
| Stopwatch timer = new Stopwatch(); |
| |
| timer.Start(); |
| |
| using (var ldr = ignite.GetDataStreamer<int, Account>(CacheName)) |
| { |
| ldr.PerNodeBufferSize = 1024; |
| |
| for (int i = 0; i < EntryCount; i++) |
| { |
| ldr.AddData(i, new Account(i, i)); |
| |
| // Print out progress while loading cache. |
| if (i > 0 && i % 10000 == 0) |
| Console.WriteLine("Loaded " + i + " accounts."); |
| } |
| } |
| |
| timer.Stop(); |
| |
| long dur = timer.ElapsedMilliseconds; |
| |
| Console.WriteLine(">>> Loaded " + EntryCount + " accounts in " + dur + "ms."); |
| } |
| |
| Console.WriteLine(); |
| Console.WriteLine(">>> Example finished, press any key to exit ..."); |
| Console.ReadKey(); |
| } |
| } |
| } |