(chores) performance: add new performance test to verify the content-based-router
diff --git a/tests/camel-jmh/src/test/java/org/apache/camel/itest/jmh/eip/ContentBasedRouterBodyTest.java b/tests/camel-jmh/src/test/java/org/apache/camel/itest/jmh/eip/ContentBasedRouterBodyTest.java
new file mode 100644
index 0000000..052a3b6
--- /dev/null
+++ b/tests/camel-jmh/src/test/java/org/apache/camel/itest/jmh/eip/ContentBasedRouterBodyTest.java
@@ -0,0 +1,166 @@
+/*
+ * 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.camel.itest.jmh.eip;
+
+import java.util.concurrent.TimeUnit;
+
+import org.apache.camel.CamelContext;
+import org.apache.camel.Endpoint;
+import org.apache.camel.Exchange;
+import org.apache.camel.Processor;
+import org.apache.camel.ProducerTemplate;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.impl.DefaultCamelContext;
+import org.junit.jupiter.api.Test;
+import org.openjdk.jmh.annotations.AuxCounters;
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.BenchmarkMode;
+import org.openjdk.jmh.annotations.Level;
+import org.openjdk.jmh.annotations.Mode;
+import org.openjdk.jmh.annotations.OutputTimeUnit;
+import org.openjdk.jmh.annotations.Param;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Threads;
+import org.openjdk.jmh.results.format.ResultFormatType;
+import org.openjdk.jmh.runner.Runner;
+import org.openjdk.jmh.runner.options.Options;
+import org.openjdk.jmh.runner.options.OptionsBuilder;
+
+/**
+ * This tests a content-based-router when using a text body for the routing decision. This is suitable for most cases when
+ * a large machine with too many cores is not available (as it limits to a maximum of 4 consumers + 4 producers).
+ */
+public class ContentBasedRouterBodyTest {
+ private static String COUNTER_HEADER = "counter";
+ private static String TYPE_A_BODY = "typeA";
+ private static String TYPE_B_BODY = "typeB";
+
+ @Test
+ public void launchBenchmark() throws Exception {
+ Options opt = new OptionsBuilder()
+ // Specify which benchmarks to run.
+ // You can be more specific if you'd like to run only one benchmark per test.
+ .include(this.getClass().getName() + ".*")
+ // Set the following options as needed
+ .measurementIterations(10)
+ .warmupIterations(5)
+ .forks(1)
+ .resultFormat(ResultFormatType.JSON)
+ .result(this.getClass().getSimpleName() + ".jmh.json")
+ .build();
+
+ new Runner(opt).run();
+ }
+
+ // The JMH samples are the best documentation for how to use it
+ // http://hg.openjdk.java.net/code-tools/jmh/file/tip/jmh-samples/src/main/java/org/openjdk/jmh/samples/
+ @State(Scope.Benchmark)
+ public static class BenchmarkState {
+ @Param({"1", "2", "4"})
+ int consumers;
+
+ CamelContext context;
+ ProducerTemplate producerTemplate;
+ Endpoint endpoint;
+
+ TypeAProcessor typeAProcessor = new TypeAProcessor();
+ TypeBProcessor typeBProcessor = new TypeBProcessor();
+
+ @Setup(Level.Trial)
+ public void initialize() throws Exception {
+ context = new DefaultCamelContext();
+
+ producerTemplate = context.createProducerTemplate();
+ endpoint = context.getEndpoint("disruptor:test");
+
+ context.addRoutes(new RouteBuilder() {
+ @Override
+ public void configure() {
+ fromF("disruptor:test?concurrentConsumers=%s", consumers)
+ .choice()
+ .when(body().contains(TYPE_A_BODY))
+ .process(typeAProcessor)
+ .otherwise()
+ .process(typeBProcessor)
+ .end()
+ .to("log:?level=OFF");
+ }
+ });
+
+ context.start();
+ }
+ }
+
+ @State(Scope.Thread)
+ @AuxCounters(AuxCounters.Type.EVENTS)
+ public static class EventCounters {
+ public int typeA;
+ public int typeB;
+
+ public int total() {
+ return typeA + typeB;
+ }
+ }
+
+ public static class TypeAProcessor implements Processor {
+ @Override
+ public void process(Exchange exchange) throws Exception {
+ final EventCounters counter = exchange.getMessage().getHeader(COUNTER_HEADER, EventCounters.class);
+
+ counter.typeA++;
+ }
+ }
+
+ public static class TypeBProcessor implements Processor {
+ @Override
+ public void process(Exchange exchange) throws Exception {
+ final EventCounters counter = exchange.getMessage().getHeader(COUNTER_HEADER, EventCounters.class);
+
+ counter.typeB++;
+ }
+ }
+
+ @OutputTimeUnit(TimeUnit.MICROSECONDS)
+ @BenchmarkMode(Mode.AverageTime)
+ @Benchmark
+ public void send_1(BenchmarkState state, EventCounters counters) {
+ state.producerTemplate.sendBodyAndHeader(state.endpoint, TYPE_A_BODY, COUNTER_HEADER, counters);
+ state.producerTemplate.sendBodyAndHeader(state.endpoint, TYPE_B_BODY, COUNTER_HEADER, counters);
+ }
+
+ @OutputTimeUnit(TimeUnit.MICROSECONDS)
+ @BenchmarkMode(Mode.AverageTime)
+ @Benchmark
+ @Threads(2)
+ public void send_2(BenchmarkState state, EventCounters counters) {
+ state.producerTemplate.sendBodyAndHeader(state.endpoint, TYPE_A_BODY, COUNTER_HEADER, counters);
+ state.producerTemplate.sendBodyAndHeader(state.endpoint, TYPE_B_BODY, COUNTER_HEADER, counters);
+ }
+
+
+ @OutputTimeUnit(TimeUnit.MICROSECONDS)
+ @BenchmarkMode(Mode.AverageTime)
+ @Benchmark
+ @Threads(4)
+ public void send_4(BenchmarkState state, EventCounters counters) {
+ state.producerTemplate.sendBodyAndHeader(state.endpoint, TYPE_A_BODY, COUNTER_HEADER, counters);
+ state.producerTemplate.sendBodyAndHeader(state.endpoint, TYPE_B_BODY, COUNTER_HEADER, counters);
+ }
+}
diff --git a/tests/camel-jmh/src/test/java/org/apache/camel/itest/jmh/eip/ContentBasedRouterHeaderTest.java b/tests/camel-jmh/src/test/java/org/apache/camel/itest/jmh/eip/ContentBasedRouterHeaderTest.java
new file mode 100644
index 0000000..7da76f2
--- /dev/null
+++ b/tests/camel-jmh/src/test/java/org/apache/camel/itest/jmh/eip/ContentBasedRouterHeaderTest.java
@@ -0,0 +1,179 @@
+/*
+ * 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.camel.itest.jmh.eip;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+
+import org.apache.camel.CamelContext;
+import org.apache.camel.Endpoint;
+import org.apache.camel.Exchange;
+import org.apache.camel.Processor;
+import org.apache.camel.ProducerTemplate;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.impl.DefaultCamelContext;
+import org.junit.jupiter.api.Test;
+import org.openjdk.jmh.annotations.AuxCounters;
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.BenchmarkMode;
+import org.openjdk.jmh.annotations.Level;
+import org.openjdk.jmh.annotations.Mode;
+import org.openjdk.jmh.annotations.OutputTimeUnit;
+import org.openjdk.jmh.annotations.Param;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Threads;
+import org.openjdk.jmh.results.format.ResultFormatType;
+import org.openjdk.jmh.runner.Runner;
+import org.openjdk.jmh.runner.options.Options;
+import org.openjdk.jmh.runner.options.OptionsBuilder;
+
+/**
+ * This tests a content-based-router when using a text body for the routing decision. This is suitable for most cases when
+ * a large machine with too many cores is not available (as it limits to a maximum of 4 consumers + 4 producers).
+ */
+public class ContentBasedRouterHeaderTest {
+ private static String COUNTER_HEADER = "counter";
+ private static String TYPE_A_BODY = "typeA";
+ private static String TYPE_B_BODY = "typeB";
+
+ @Test
+ public void launchBenchmark() throws Exception {
+ Options opt = new OptionsBuilder()
+ // Specify which benchmarks to run.
+ // You can be more specific if you'd like to run only one benchmark per test.
+ .include(this.getClass().getName() + ".*")
+ .warmupIterations(5)
+ .warmupBatchSize(5000)
+ .measurementIterations(10)
+ .measurementBatchSize(50000)
+ .forks(1)
+ .resultFormat(ResultFormatType.JSON)
+ .result(this.getClass().getSimpleName() + ".jmh.json")
+ .build();
+
+ new Runner(opt).run();
+ }
+
+ // The JMH samples are the best documentation for how to use it
+ // http://hg.openjdk.java.net/code-tools/jmh/file/tip/jmh-samples/src/main/java/org/openjdk/jmh/samples/
+ @State(Scope.Benchmark)
+ public static class BenchmarkState {
+ @Param({"1", "2", "4"})
+ int consumers;
+
+ CamelContext context;
+ ProducerTemplate producerTemplate;
+ Endpoint endpoint;
+
+ TypeAProcessor typeAProcessor = new TypeAProcessor();
+ TypeBProcessor typeBProcessor = new TypeBProcessor();
+
+ Map<String, Object> typeAHeaders = new HashMap<>();
+ Map<String, Object> typeBHeaders = new HashMap<>();
+
+ @Setup(Level.Trial)
+ public void initialize() throws Exception {
+ context = new DefaultCamelContext();
+
+ producerTemplate = context.createProducerTemplate();
+ endpoint = context.getEndpoint("disruptor:test");
+
+ context.addRoutes(new RouteBuilder() {
+ @Override
+ public void configure() {
+ fromF("disruptor:test?concurrentConsumers=%s", consumers)
+ .choice()
+ .when(simple("${header.destination} == 'typeA'"))
+ .process(typeAProcessor)
+ .otherwise()
+ .process(typeBProcessor)
+ .end()
+ .to("log:?level=OFF");
+ }
+ });
+
+ typeAHeaders.put("destination", "typeA");
+ typeBHeaders.put("destination", "typeB");
+
+ context.start();
+ }
+ }
+
+ @State(Scope.Thread)
+ @AuxCounters(AuxCounters.Type.EVENTS)
+ public static class EventCounters {
+ public int typeA;
+ public int typeB;
+
+ public int total() {
+ return typeA + typeB;
+ }
+ }
+
+ public static class TypeAProcessor implements Processor {
+ @Override
+ public void process(Exchange exchange) throws Exception {
+ final EventCounters counter = exchange.getMessage().getHeader(COUNTER_HEADER, EventCounters.class);
+
+ counter.typeA++;
+ }
+ }
+
+ public static class TypeBProcessor implements Processor {
+ @Override
+ public void process(Exchange exchange) throws Exception {
+ final EventCounters counter = exchange.getMessage().getHeader(COUNTER_HEADER, EventCounters.class);
+
+ counter.typeB++;
+ }
+ }
+
+ private static void doSend(BenchmarkState state, EventCounters counters) {
+ state.typeAHeaders.put(COUNTER_HEADER, counters);
+ state.typeBHeaders.put(COUNTER_HEADER, counters);
+
+ state.producerTemplate.sendBodyAndHeaders(state.endpoint, TYPE_A_BODY, state.typeAHeaders);
+ state.producerTemplate.sendBodyAndHeaders(state.endpoint, TYPE_B_BODY, state.typeBHeaders);
+ }
+
+ @OutputTimeUnit(TimeUnit.MICROSECONDS)
+ @BenchmarkMode(Mode.AverageTime)
+ @Benchmark
+ public void send_1(BenchmarkState state, EventCounters counters) {
+ doSend(state, counters);
+ }
+
+ @OutputTimeUnit(TimeUnit.MICROSECONDS)
+ @BenchmarkMode(Mode.AverageTime)
+ @Benchmark
+ @Threads(2)
+ public void send_2(BenchmarkState state, EventCounters counters) {
+ doSend(state, counters);
+ }
+
+ @OutputTimeUnit(TimeUnit.MICROSECONDS)
+ @BenchmarkMode(Mode.AverageTime)
+ @Benchmark
+ @Threads(4)
+ public void send_4(BenchmarkState state, EventCounters counters) {
+ doSend(state, counters);
+ }
+}
