| /* |
| * 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; |
| |
| import java.util.concurrent.TimeUnit; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Predicate; |
| import org.apache.camel.impl.DefaultCamelContext; |
| import org.apache.camel.spi.Language; |
| import org.apache.camel.support.DefaultExchange; |
| import org.junit.jupiter.api.Test; |
| import org.openjdk.jmh.annotations.Benchmark; |
| import org.openjdk.jmh.annotations.Level; |
| import org.openjdk.jmh.annotations.Measurement; |
| import org.openjdk.jmh.annotations.Mode; |
| import org.openjdk.jmh.annotations.Scope; |
| import org.openjdk.jmh.annotations.Setup; |
| import org.openjdk.jmh.annotations.State; |
| import org.openjdk.jmh.annotations.TearDown; |
| import org.openjdk.jmh.infra.Blackhole; |
| import org.openjdk.jmh.runner.Runner; |
| import org.openjdk.jmh.runner.options.Options; |
| import org.openjdk.jmh.runner.options.OptionsBuilder; |
| import org.openjdk.jmh.runner.options.TimeValue; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class JoorTest { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(JoorTest.class); |
| |
| @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 |
| .mode(Mode.All) |
| .timeUnit(TimeUnit.MICROSECONDS) |
| .warmupTime(TimeValue.seconds(1)) |
| .warmupIterations(2) |
| .measurementTime(TimeValue.seconds(10)) |
| .measurementIterations(2) |
| .threads(2) |
| .forks(1) |
| .shouldFailOnError(true) |
| .shouldDoGC(true) |
| .build(); |
| |
| new Runner(opt).run(); |
| } |
| |
| public static class MyUser { |
| |
| private int age = 44; |
| private String name = "tony"; |
| |
| public int getAge() { |
| return age; |
| } |
| |
| public void setAge(int age) { |
| this.age = age; |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| } |
| |
| // 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.Thread) |
| public static class BenchmarkState { |
| CamelContext camel; |
| Exchange exchange; |
| String joorCode |
| = "var user = message.getBody(org.apache.camel.itest.jmh.JoorTest.MyUser.class); return user.getName() != null && user.getAge() > 20;"; |
| String simpleCode = "${body.name} != null && ${body.age} > 20"; |
| Predicate joorPredicate; |
| Predicate simplePredicate; |
| Language joor; |
| Language simple; |
| |
| @Setup(Level.Trial) |
| public void initialize() { |
| camel = new DefaultCamelContext(); |
| try { |
| camel.start(); |
| exchange = new DefaultExchange(camel); |
| exchange.getIn().setBody(new MyUser()); |
| exchange.getIn().setHeader("gold", "123"); |
| joor = camel.resolveLanguage("joor"); |
| joorPredicate = joor.createPredicate(joorCode); |
| simple = camel.resolveLanguage("simple"); |
| simplePredicate = simple.createPredicate(simpleCode); |
| } catch (Exception e) { |
| // ignore |
| } |
| } |
| |
| @TearDown(Level.Trial) |
| public void close() { |
| try { |
| camel.stop(); |
| } catch (Exception e) { |
| // ignore |
| } |
| } |
| |
| } |
| |
| @Benchmark |
| @Measurement(batchSize = 1000) |
| public void joorPredicate(BenchmarkState state, Blackhole bh) { |
| boolean out = state.joorPredicate.matches(state.exchange); |
| if (!out) { |
| throw new IllegalArgumentException("Evaluation failed"); |
| } |
| bh.consume(out); |
| } |
| |
| @Benchmark |
| @Measurement(batchSize = 1000) |
| public void simplePredicate(BenchmarkState state, Blackhole bh) { |
| boolean out = state.simplePredicate.matches(state.exchange); |
| if (!out) { |
| throw new IllegalArgumentException("Evaluation failed"); |
| } |
| bh.consume(out); |
| } |
| |
| } |