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Posted to commits@ignite.apache.org by pt...@apache.org on 2016/11/18 09:56:15 UTC

ignite git commit: IGNITE-4129 .NET: Add NearCacheExample

Repository: ignite
Updated Branches:
  refs/heads/master 4672b33ff -> 82e2501ca


IGNITE-4129 .NET: Add NearCacheExample

This closes #1245


Project: http://git-wip-us.apache.org/repos/asf/ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/ignite/commit/82e2501c
Tree: http://git-wip-us.apache.org/repos/asf/ignite/tree/82e2501c
Diff: http://git-wip-us.apache.org/repos/asf/ignite/diff/82e2501c

Branch: refs/heads/master
Commit: 82e2501ca3eb0309992ea69dedafad9592e59765
Parents: 4672b33
Author: Pavel Tupitsyn <pt...@apache.org>
Authored: Fri Nov 18 12:56:05 2016 +0300
Committer: Pavel Tupitsyn <pt...@apache.org>
Committed: Fri Nov 18 12:56:05 2016 +0300

----------------------------------------------------------------------
 .../Examples/ExamplesTest.cs                    |  2 +-
 .../Apache.Ignite.Examples.csproj               |  1 +
 .../Datagrid/NearCacheExample.cs                | 87 ++++++++++++++++++++
 3 files changed, 89 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/ignite/blob/82e2501c/modules/platforms/dotnet/Apache.Ignite.Core.Tests/Examples/ExamplesTest.cs
----------------------------------------------------------------------
diff --git a/modules/platforms/dotnet/Apache.Ignite.Core.Tests/Examples/ExamplesTest.cs b/modules/platforms/dotnet/Apache.Ignite.Core.Tests/Examples/ExamplesTest.cs
index 064b110..112db21 100644
--- a/modules/platforms/dotnet/Apache.Ignite.Core.Tests/Examples/ExamplesTest.cs
+++ b/modules/platforms/dotnet/Apache.Ignite.Core.Tests/Examples/ExamplesTest.cs
@@ -143,7 +143,7 @@ namespace Apache.Ignite.Core.Tests.Examples
         // ReSharper disable once MemberCanBeMadeStatic.Global
         public IEnumerable<Example> TestCasesLocal
         {
-            get { return Example.GetExamples(); }
+            get { return Example.GetExamples().Where(x => x.Name != "NearCacheExample"); }
         }
 
         /// <summary>

http://git-wip-us.apache.org/repos/asf/ignite/blob/82e2501c/modules/platforms/dotnet/examples/Apache.Ignite.Examples/Apache.Ignite.Examples.csproj
----------------------------------------------------------------------
diff --git a/modules/platforms/dotnet/examples/Apache.Ignite.Examples/Apache.Ignite.Examples.csproj b/modules/platforms/dotnet/examples/Apache.Ignite.Examples/Apache.Ignite.Examples.csproj
index 44e1bc2..332d3a1 100644
--- a/modules/platforms/dotnet/examples/Apache.Ignite.Examples/Apache.Ignite.Examples.csproj
+++ b/modules/platforms/dotnet/examples/Apache.Ignite.Examples/Apache.Ignite.Examples.csproj
@@ -53,6 +53,7 @@
     <Compile Include="Datagrid\ContinuousQueryExample.cs" />
     <Compile Include="Datagrid\DataStreamerExample.cs" />
     <Compile Include="Datagrid\EntryProcessorExample.cs" />
+    <Compile Include="Datagrid\NearCacheExample.cs" />
     <Compile Include="Datagrid\OptimisticTransactionExample.cs" />
     <Compile Include="Datagrid\PutGetExample.cs" />
     <Compile Include="Datagrid\LinqExample.cs" />

http://git-wip-us.apache.org/repos/asf/ignite/blob/82e2501c/modules/platforms/dotnet/examples/Apache.Ignite.Examples/Datagrid/NearCacheExample.cs
----------------------------------------------------------------------
diff --git a/modules/platforms/dotnet/examples/Apache.Ignite.Examples/Datagrid/NearCacheExample.cs b/modules/platforms/dotnet/examples/Apache.Ignite.Examples/Datagrid/NearCacheExample.cs
new file mode 100644
index 0000000..1c18256
--- /dev/null
+++ b/modules/platforms/dotnet/examples/Apache.Ignite.Examples/Datagrid/NearCacheExample.cs
@@ -0,0 +1,87 @@
+\ufeff/*
+ * 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 Apache.Ignite.Core;
+    using Apache.Ignite.Core.Cache;
+    using Apache.Ignite.Core.Cache.Configuration;
+    using Apache.Ignite.Core.Cache.Eviction;
+
+    /// <summary>
+    /// Example demonstrates the usage of a near cache on an Ignite client node side.
+    /// <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 must 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
+    /// 2) Start example.
+    /// </summary>
+    public class NearCacheExample
+    {
+        private const string CacheName = "dotnet_near_cache_example";
+
+        [STAThread]
+        public static void Main()
+        {
+            // Make sure to start an Ignite server node before.
+            Ignition.ClientMode = true;
+
+            using (var ignite = Ignition.StartFromApplicationConfiguration())
+            {
+                Console.WriteLine(">>> Client node connected to the cluster");
+
+                // Creating a distributed and near cache.
+                var nearCacheCfg = new NearCacheConfiguration
+                {
+                    EvictionPolicy = new LruEvictionPolicy
+                    {
+                        // Near cache will store only 10 recently accessed/used entries.
+                        MaxSize = 10
+                    }
+                };
+
+                Console.WriteLine(">>> Populating the cache...");
+
+                ICache<int, int> cache = ignite.GetOrCreateCache<int, int>(
+                    new CacheConfiguration(CacheName), nearCacheCfg);
+
+                // Adding data into the cache. 
+                // Latest 10 entries will be stored in the near cache on the client node side.
+                for (int i = 0; i < 1000; i++)
+                    cache.Put(i, i * 10);
+
+                Console.WriteLine(">>> Cache size: [Total={0}, Near={1}]", 
+                    cache.GetSize(), cache.GetSize(CachePeekMode.Near));
+
+                Console.WriteLine("\n>>> Reading from near cache...");
+
+                foreach (var entry in cache.GetLocalEntries(CachePeekMode.Near))
+                    Console.WriteLine(entry);
+
+                Console.WriteLine("\n>>> Example finished, press any key to exit ...");
+                Console.ReadKey();
+            }
+        }
+    }
+}