Adding a geode-benchmark project with support for running jmh benchmarks

Adding a new project with a couple of simple benchmarks using jmh, to
make it easier for developers to write microbenchmarks of geode.

build.gradle

@@ -25,6 +25,7 @@ buildscript {
     classpath 'com.bmuschko:gradle-nexus-plugin:2.3.1'
     classpath 'org.sonarsource.scanner.gradle:sonarqube-gradle-plugin:2.0.1'
     classpath "com.diffplug.gradle.spotless:spotless:2.2.0"
+    classpath "me.champeau.gradle:jmh-gradle-plugin:0.3.1"
   }
 }
 

geode-benchmarks/build.gradle

@@ -0,0 +1,26 @@
+/*
+ * 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.
+ */
+
+apply plugin: "me.champeau.gradle.jmh"
+
+dependencies {
+  compile project(':geode-core')
+}
+
+jmh {
+  duplicateClassesStrategy = 'warn'
+}

geode-benchmarks/src/jmh/java/org/apache/geode/cache/benchmark/RangeQueryWithIndexBenchmark.java

@@ -0,0 +1,104 @@
+/*
+ * 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.geode.cache.benchmark;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.List;
+import java.util.stream.IntStream;
+
+import org.apache.geode.cache.Cache;
+import org.apache.geode.cache.CacheFactory;
+import org.apache.geode.cache.Region;
+import org.apache.geode.cache.RegionShortcut;
+import org.apache.geode.cache.query.FunctionDomainException;
+import org.apache.geode.cache.query.IndexExistsException;
+import org.apache.geode.cache.query.IndexNameConflictException;
+import org.apache.geode.cache.query.NameResolutionException;
+import org.apache.geode.cache.query.Query;
+import org.apache.geode.cache.query.QueryInvocationTargetException;
+import org.apache.geode.cache.query.RegionNotFoundException;
+import org.apache.geode.cache.query.SelectResults;
+import org.apache.geode.cache.query.TypeMismatchException;
+import org.apache.geode.cache.query.internal.index.AbstractIndex;
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.Fork;
+import org.openjdk.jmh.annotations.Measurement;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Warmup;
+
+@Fork(3)
+public class RangeQueryWithIndexBenchmark {
+
+  @State(Scope.Benchmark)
+  public static class CacheState {
+    private Region region;
+    private Query query;
+
+    public CacheState() {}
+
+    @Setup
+    public void setup() {
+      Cache cache = new CacheFactory().set("mcast-port", "0").set("locators", "").create();
+
+      region = cache.createRegionFactory(RegionShortcut.REPLICATE).create("region");
+      try {
+        AbstractIndex index =
+            (AbstractIndex) cache.getQueryService().createIndex("Status", "id", "/region");
+
+        IntStream.range(0, 10000).forEach(i -> region.put(i, new Value(i)));
+        query = cache.getQueryService().newQuery("select * from /region where id > 0");
+
+        // Do the query once to make sure it's actually returning results
+        // And using the index
+        SelectResults results = query();
+        assertEquals(9999, results.size());
+        assertEquals(1, index.getStatistics().getTotalUses());
+      } catch (Exception e) {
+        throw new RuntimeException(e);
+      }
+
+    }
+
+    public SelectResults query() throws NameResolutionException, TypeMismatchException,
+        QueryInvocationTargetException, FunctionDomainException {
+      return (SelectResults) query.execute();
+    }
+  }
+
+  @Benchmark
+  @Warmup(iterations = 20)
+  @Measurement(iterations = 20)
+  public Object query(CacheState state) throws NameResolutionException, TypeMismatchException,
+      QueryInvocationTargetException, FunctionDomainException {
+    return state.query();
+  }
+
+
+
+  public static class Value {
+    protected final int id;
+
+    public Value(int id) {
+      this.id = id;
+    }
+
+    public int getId() {
+      return id;
+    }
+  }
+}

geode-benchmarks/src/jmh/java/org/apache/geode/cache/benchmark/RegionOperationBenchmark.java

@@ -0,0 +1,62 @@
+/*
+ * 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.geode.cache.benchmark;
+
+import static org.junit.Assert.*;
+
+import java.util.stream.IntStream;
+
+import org.apache.geode.cache.Cache;
+import org.apache.geode.cache.CacheFactory;
+import org.apache.geode.cache.Region;
+import org.apache.geode.cache.RegionShortcut;
+import org.apache.geode.cache.query.FunctionDomainException;
+import org.apache.geode.cache.query.NameResolutionException;
+import org.apache.geode.cache.query.Query;
+import org.apache.geode.cache.query.QueryInvocationTargetException;
+import org.apache.geode.cache.query.SelectResults;
+import org.apache.geode.cache.query.TypeMismatchException;
+import org.apache.geode.cache.query.internal.index.AbstractIndex;
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.Fork;
+import org.openjdk.jmh.annotations.Measurement;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Warmup;
+
+@Fork(10)
+public class RegionOperationBenchmark {
+
+  @State(Scope.Benchmark)
+  public static class CacheState {
+    private Region region;
+
+    @Setup
+    public void setup() {
+      Cache cache = new CacheFactory().set("mcast-port", "0").set("locators", "").create();
+
+      region = cache.createRegionFactory(RegionShortcut.REPLICATE).create("region");
+    }
+  }
+
+  @Benchmark
+  @Warmup(iterations = 20)
+  @Measurement(iterations = 20)
+  public Object put(CacheState state) throws NameResolutionException, TypeMismatchException,
+      QueryInvocationTargetException, FunctionDomainException {
+    return state.region.put("key", "value");
+  }
+}

settings.gradle

@@ -29,6 +29,7 @@ include 'geode-lucene'
 include 'geode-old-client-support'
 include 'geode-wan'
 include 'geode-cq'
+include 'geode-benchmarks'
 include 'extensions/geode-modules'
 include 'extensions/geode-modules-tomcat7'
 include 'extensions/geode-modules-tomcat8'