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Bench single thread hashmap

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Signed-off-by: TheMode <themode@outlook.fr>
This commit is contained in:
TheMode 2022-04-15 14:53:13 +02:00
parent 198618ba98
commit 07bebd6bc8
1 changed files with 13 additions and 3 deletions
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16
jmh-benchmarks/src/jmh/java/net/minestom/server/tag/TagReadBenchmark.java
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@ -5,6 +5,7 @@ import org.jglrxavpok.hephaistos.nbt.mutable.MutableNBTCompound;
import org.openjdk.jmh.annotations.*; import org.openjdk.jmh.annotations.*;
import org.openjdk.jmh.infra.Blackhole; import org.openjdk.jmh.infra.Blackhole;
import java.util.HashMap;
import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeUnit;
@ -23,6 +24,7 @@ public class TagReadBenchmark {
TagHandler tagHandler; TagHandler tagHandler;
Tag<String> secondTag; Tag<String> secondTag;
MutableNBTCompound concurrentCompound;
MutableNBTCompound compound; MutableNBTCompound compound;
@Setup @Setup
@ -31,8 +33,11 @@ public class TagReadBenchmark {
this.tagHandler = TagHandler.newHandler(); this.tagHandler = TagHandler.newHandler();
if (present) tagHandler.setTag(TAG, "value"); if (present) tagHandler.setTag(TAG, "value");
secondTag = Tag.String("key"); secondTag = Tag.String("key");
// NBT benchmark // Concurrent map benchmark
this.compound = new MutableNBTCompound(new ConcurrentHashMap<>()); this.concurrentCompound = new MutableNBTCompound(new ConcurrentHashMap<>());
if (present) concurrentCompound.set("key", NBT.String("value"));
// Hash map benchmark
this.compound = new MutableNBTCompound(new HashMap<>());
if (present) compound.set("key", NBT.String("value")); if (present) compound.set("key", NBT.String("value"));
} }
@ -52,7 +57,12 @@ public class TagReadBenchmark {
} }
@Benchmark @Benchmark
public void readConstantTagFromCompound(Blackhole blackhole) { public void readConcurrentCompound(Blackhole blackhole) {
blackhole.consume(concurrentCompound.getString("key"));
}
@Benchmark
public void readCompound(Blackhole blackhole) {
blackhole.consume(compound.getString("key")); blackhole.consume(compound.getString("key"));
} }
} }