| /* |
| * 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 |
| * |
| * https://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.avro.perf.test.basic; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| |
| import org.apache.avro.io.Decoder; |
| import org.apache.avro.io.Encoder; |
| import org.apache.avro.perf.test.BasicState; |
| import org.openjdk.jmh.annotations.Benchmark; |
| import org.openjdk.jmh.annotations.Level; |
| import org.openjdk.jmh.annotations.OperationsPerInvocation; |
| import org.openjdk.jmh.annotations.Scope; |
| import org.openjdk.jmh.annotations.Setup; |
| import org.openjdk.jmh.annotations.State; |
| |
| public class LongTest { |
| |
| @Benchmark |
| @OperationsPerInvocation(BasicState.BATCH_SIZE) |
| public void encode(final TestStateEncode state) throws Exception { |
| final Encoder e = state.encoder; |
| for (int i = 0; i < state.getBatchSize(); i += 4) { |
| e.writeLong(state.testData[i + 0]); |
| e.writeLong(state.testData[i + 1]); |
| e.writeLong(state.testData[i + 2]); |
| e.writeLong(state.testData[i + 3]); |
| } |
| } |
| |
| @Benchmark |
| @OperationsPerInvocation(BasicState.BATCH_SIZE) |
| public long decode(final TestStateDecode state) throws Exception { |
| final Decoder d = state.decoder; |
| long total = 0; |
| for (int i = 0; i < state.getBatchSize(); i += 4) { |
| total += d.readLong(); |
| total += d.readLong(); |
| total += d.readLong(); |
| total += d.readLong(); |
| } |
| return total; |
| } |
| |
| @State(Scope.Thread) |
| public static class TestStateEncode extends BasicState { |
| |
| private long[] testData; |
| private Encoder encoder; |
| |
| public TestStateEncode() { |
| super(); |
| } |
| |
| /** |
| * Avro uses Zig-Zag variable length encoding for numeric values. Ensure there |
| * are some int of each possible size. |
| * |
| * @throws IOException Could not setup test data |
| */ |
| @Setup(Level.Trial) |
| public void doSetupTrial() throws Exception { |
| this.encoder = super.newEncoder(false, getNullOutputStream()); |
| this.testData = new long[getBatchSize()]; |
| |
| for (int i = 0; i < testData.length; i += 4) { |
| // half fit in 1, half in 2 |
| testData[i + 0] = super.getRandom().nextLong() % 0x7FL; |
| // half fit in <=3, half in 4 |
| testData[i + 1] = super.getRandom().nextLong() % 0x1FFFFFL; |
| // half in <=5, half in 6 |
| testData[i + 2] = super.getRandom().nextLong() % 0x3FFFFFFFFL; |
| // half in <=8, half in 9 |
| testData[i + 3] = super.getRandom().nextLong() % 0x1FFFFFFFFFFFFL; |
| } |
| } |
| } |
| |
| @State(Scope.Thread) |
| public static class TestStateDecode extends BasicState { |
| |
| private byte[] testData; |
| private Decoder decoder; |
| |
| public TestStateDecode() { |
| super(); |
| } |
| |
| /** |
| * Avro uses Zig-Zag variable length encoding for numeric values. Ensure there |
| * are some numeric values of each possible size. |
| * |
| * @throws IOException Could not setup test data |
| */ |
| @Setup(Level.Trial) |
| public void doSetupTrial() throws IOException { |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| Encoder encoder = super.newEncoder(true, baos); |
| |
| for (int i = 0; i < getBatchSize(); i += 4) { |
| // half fit in 1, half in 2 |
| encoder.writeLong(super.getRandom().nextLong() % 0x7FL); |
| |
| // half fit in <=3, half in 4 |
| encoder.writeLong(super.getRandom().nextLong() % 0x1FFFFFL); |
| |
| // half in <=5, half in 6 |
| encoder.writeLong(super.getRandom().nextLong() % 0x3FFFFFFFFL); |
| |
| // half in <=8, half in 9 |
| encoder.writeLong(super.getRandom().nextLong() % 0x1FFFFFFFFFFFFL); |
| } |
| |
| this.testData = baos.toByteArray(); |
| } |
| |
| @Setup(Level.Invocation) |
| public void doSetupInvocation() throws Exception { |
| this.decoder = super.newDecoder(this.testData); |
| } |
| } |
| } |