netty5/microbench/src/main/java/io/netty/handler/codec/http2/HpackDecoderBenchmark.java

103 lines
3.6 KiB
Java

/*
* Copyright 2015 The Netty Project
*
* The Netty Project 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.
*/
/*
* Copyright 2015 Twitter, Inc.
*
* Licensed 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 io.netty.handler.codec.http2;
import io.netty.buffer.ByteBuf;
import io.netty.microbench.util.AbstractMicrobenchmark;
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.Param;
import org.openjdk.jmh.annotations.Setup;
import org.openjdk.jmh.annotations.TearDown;
import org.openjdk.jmh.infra.Blackhole;
import static io.netty.buffer.Unpooled.wrappedBuffer;
import static io.netty.handler.codec.http2.HpackBenchmarkUtil.http2Headers;
import static io.netty.handler.codec.http2.Http2CodecUtil.DEFAULT_HEADER_LIST_SIZE;
public class HpackDecoderBenchmark extends AbstractMicrobenchmark {
@Param
public HpackHeadersSize size;
@Param({ "true", "false" })
public boolean sensitive;
@Param({ "true", "false" })
public boolean limitToAscii;
private ByteBuf input;
@Setup(Level.Trial)
public void setup() throws Http2Exception {
input = wrappedBuffer(getSerializedHeaders(http2Headers(size, limitToAscii), sensitive));
}
@TearDown(Level.Trial)
public void teardown() {
input.release();
}
@Benchmark
@BenchmarkMode(Mode.Throughput)
public void decode(final Blackhole bh) throws Http2Exception {
HpackDecoder hpackDecoder = new HpackDecoder(DEFAULT_HEADER_LIST_SIZE);
@SuppressWarnings("unchecked")
Http2Headers headers =
new DefaultHttp2Headers() {
@Override
public Http2Headers add(CharSequence name, CharSequence value) {
bh.consume(sensitive);
return this;
}
};
hpackDecoder.decode(0, input.duplicate(), headers, true);
}
private byte[] getSerializedHeaders(Http2Headers headers, boolean sensitive) throws Http2Exception {
HpackEncoder hpackEncoder = HpackUtilBenchmark.newTestEncoder();
ByteBuf out = size.newOutBuffer();
try {
hpackEncoder.encodeHeaders(3 /* randomly chosen */, out, headers,
sensitive ? Http2HeadersEncoder.ALWAYS_SENSITIVE
: Http2HeadersEncoder.NEVER_SENSITIVE);
byte[] bytes = new byte[out.readableBytes()];
out.readBytes(bytes);
return bytes;
} finally {
out.release();
}
}
}