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ListBench.java
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ListBench.java
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/*
* 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.groovy.bench.list;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.BenchmarkMode;
import org.openjdk.jmh.annotations.Fork;
import org.openjdk.jmh.annotations.Measurement;
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.State;
import org.openjdk.jmh.annotations.Warmup;
@Warmup(iterations = 5, time = 2, timeUnit = TimeUnit.SECONDS)
@Measurement(iterations = 5, time = 2, timeUnit = TimeUnit.SECONDS)
@Fork(3)
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@State(Scope.Thread)
public class ListBench {
@Param({"1", "10", "100", "1000", "1000000"})
private int count;
@Benchmark
public void equalsDefaultGroovy() {
List<String> list1 = new ArrayList<>(count);
List<String> list2 = new ArrayList<>(count);
for( int i=0; i<count; i++) {
list1.add(UUID.randomUUID().toString());
list2.add(UUID.randomUUID().toString());
}
ListHelper.equals(list1, list2);
ListHelper.equals(list1, new ArrayList<>(list1));
}
@Benchmark
public void equalsWithAnnotation() {
List<String> list1 = new ListWithAnnotation<>(count);
List<String> list2 = new ArrayList<>(count);
for( int i=0; i<count; i++) {
list1.add(UUID.randomUUID().toString());
list2.add(UUID.randomUUID().toString());
}
ListHelper.equalsWithAnnotation(list1, list2);
ListHelper.equalsWithAnnotation(list1, new ListWithAnnotation<>(list1));
}
@Benchmark
public void equalsWithInterface() {
List<String> list1 = new ListWithInterface<>(count);
List<String> list2 = new ListWithInterface<>(count);
for( int i=0; i<count; i++) {
list1.add(UUID.randomUUID().toString());
list2.add(UUID.randomUUID().toString());
}
ListHelper.equalsWithInterface(list1, list2);
ListHelper.equalsWithInterface(list1, new ListWithInterface<>(list1));
}
}