| /* |
| * 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.reflect; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.util.Random; |
| |
| import org.apache.avro.Schema; |
| import org.apache.avro.io.Decoder; |
| import org.apache.avro.io.DecoderFactory; |
| import org.apache.avro.io.Encoder; |
| import org.apache.avro.reflect.ReflectData; |
| import org.apache.avro.reflect.ReflectDatumReader; |
| import org.apache.avro.reflect.ReflectDatumWriter; |
| import org.apache.avro.perf.test.BasicArrayState; |
| 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; |
| import org.openjdk.jmh.infra.Blackhole; |
| |
| /** |
| * Uses a larger array size than {@link ReflectFloatArrayTest}. |
| */ |
| public class ReflectLargeFloatArrayTest { |
| |
| private static final int ARRAY_SIZE = 100; |
| |
| @Benchmark |
| @OperationsPerInvocation(BasicState.BATCH_SIZE) |
| public void encode(final TestStateEncode state) throws Exception { |
| for (final float[] r : state.testData) { |
| state.datumWriter.write(r, state.encoder); |
| } |
| } |
| |
| @Benchmark |
| @OperationsPerInvocation(BasicState.BATCH_SIZE) |
| public void decode(final Blackhole blackhole, final TestStateDecode state) throws Exception { |
| final Decoder d = state.decoder; |
| final ReflectDatumReader<float[]> datumReader = new ReflectDatumReader<>(state.schema); |
| for (int i = 0; i < state.getBatchSize(); i++) { |
| blackhole.consume(datumReader.read(null, d)); |
| } |
| } |
| |
| @State(Scope.Thread) |
| public static class TestStateEncode extends BasicArrayState { |
| |
| private final Schema schema; |
| |
| private float[][] testData; |
| private Encoder encoder; |
| private ReflectDatumWriter<float[]> datumWriter; |
| |
| public TestStateEncode() { |
| super(ARRAY_SIZE); |
| final String jsonText = ReflectData.get().getSchema(float[].class).toString(); |
| this.schema = new Schema.Parser().parse(jsonText); |
| } |
| |
| /** |
| * Setup the trial data. |
| * |
| * @throws IOException Could not setup test data |
| */ |
| @Setup(Level.Trial) |
| public void doSetupTrial() throws Exception { |
| this.encoder = super.newEncoder(false, getNullOutputStream()); |
| this.datumWriter = new ReflectDatumWriter<>(schema); |
| this.testData = new float[getBatchSize()][]; |
| |
| for (int i = 0; i < testData.length; i++) { |
| this.testData[i] = populateFloatArray(getRandom(), getArraySize()); |
| } |
| } |
| } |
| |
| @State(Scope.Thread) |
| public static class TestStateDecode extends BasicArrayState { |
| |
| private final Schema schema; |
| |
| private byte[] testData; |
| private Decoder decoder; |
| |
| public TestStateDecode() { |
| super(ARRAY_SIZE); |
| final String jsonText = ReflectData.get().getSchema(float[].class).toString(); |
| this.schema = new Schema.Parser().parse(jsonText); |
| } |
| |
| /** |
| * Generate test data. |
| * |
| * @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); |
| ReflectDatumWriter<float[]> writer = new ReflectDatumWriter<>(schema); |
| |
| for (int i = 0; i < getBatchSize(); i++) { |
| final float[] r = populateFloatArray(getRandom(), getArraySize()); |
| writer.write(r, encoder); |
| } |
| |
| this.testData = baos.toByteArray(); |
| } |
| |
| @Setup(Level.Invocation) |
| public void doSetupInvocation() throws Exception { |
| this.decoder = DecoderFactory.get().validatingDecoder(schema, super.newDecoder(this.testData)); |
| } |
| } |
| |
| static float[] populateFloatArray(final Random r, final int size) { |
| float[] result = new float[size]; |
| for (int i = 0; i < result.length; i++) { |
| result[i] = r.nextFloat(); |
| } |
| return result; |
| } |
| } |