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package benchmark; | ||
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import com.google.common.base.Charsets; | ||
import com.google.common.io.Resources; | ||
import graphql.execution.CoercedVariables; | ||
import graphql.language.Document; | ||
import graphql.normalized.ExecutableNormalizedField; | ||
import graphql.normalized.ExecutableNormalizedOperation; | ||
import graphql.normalized.ExecutableNormalizedOperationFactory; | ||
import graphql.parser.Parser; | ||
import graphql.schema.DataFetchingFieldSelectionSet; | ||
import graphql.schema.DataFetchingFieldSelectionSetImpl; | ||
import graphql.schema.GraphQLOutputType; | ||
import graphql.schema.GraphQLSchema; | ||
import graphql.schema.SelectedField; | ||
import graphql.schema.idl.SchemaGenerator; | ||
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.Scope; | ||
import org.openjdk.jmh.annotations.Setup; | ||
import org.openjdk.jmh.annotations.State; | ||
import org.openjdk.jmh.annotations.Threads; | ||
import org.openjdk.jmh.annotations.Warmup; | ||
import org.openjdk.jmh.infra.Blackhole; | ||
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import java.io.IOException; | ||
import java.net.URL; | ||
import java.util.List; | ||
import java.util.concurrent.TimeUnit; | ||
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import static com.google.common.io.Resources.getResource; | ||
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@State(Scope.Benchmark) | ||
@BenchmarkMode(Mode.Throughput) | ||
@Warmup(iterations = 2) | ||
@Measurement(iterations = 2, timeUnit = TimeUnit.NANOSECONDS) | ||
public class DFSelectionSetBenchmark { | ||
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@State(Scope.Benchmark) | ||
public static class MyState { | ||
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public ExecutableNormalizedField normalisedField; | ||
public GraphQLOutputType outputFieldType; | ||
GraphQLSchema schema; | ||
Document document; | ||
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@Setup | ||
public void setup() { | ||
try { | ||
String schemaString = readFromClasspath("large-schema-2.graphqls"); | ||
schema = SchemaGenerator.createdMockedSchema(schemaString); | ||
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String query = readFromClasspath("large-schema-2-query.graphql"); | ||
document = Parser.parse(query); | ||
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ExecutableNormalizedOperation executableNormalizedOperation = ExecutableNormalizedOperationFactory.createExecutableNormalizedOperation(schema, document, null, CoercedVariables.emptyVariables()); | ||
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normalisedField = executableNormalizedOperation.getTopLevelFields().get(0); | ||
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outputFieldType = schema.getObjectType("Object42"); | ||
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} catch (Exception e) { | ||
System.out.println(e); | ||
throw new RuntimeException(e); | ||
} | ||
} | ||
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private String readFromClasspath(String file) throws IOException { | ||
URL url = getResource(file); | ||
return Resources.toString(url, Charsets.UTF_8); | ||
} | ||
} | ||
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@Benchmark | ||
@Warmup(iterations = 2) | ||
@Measurement(iterations = 5, time = 10) | ||
@Threads(1) | ||
@Fork(3) | ||
@BenchmarkMode(Mode.AverageTime) | ||
@OutputTimeUnit(TimeUnit.MILLISECONDS) | ||
public void benchMarkAvgTime(MyState myState, Blackhole blackhole) { | ||
List<SelectedField> fields = getSelectedFields(myState); | ||
blackhole.consume(fields); | ||
} | ||
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@Benchmark | ||
@Warmup(iterations = 2) | ||
@Measurement(iterations = 5, time = 10) | ||
@Threads(1) | ||
@Fork(3) | ||
@BenchmarkMode(Mode.Throughput) | ||
@OutputTimeUnit(TimeUnit.MILLISECONDS) | ||
public void benchMarkThroughput(MyState myState, Blackhole blackhole) { | ||
List<SelectedField> fields = getSelectedFields(myState); | ||
blackhole.consume(fields); | ||
} | ||
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private List<SelectedField> getSelectedFields(MyState myState) { | ||
DataFetchingFieldSelectionSet dataFetchingFieldSelectionSet = DataFetchingFieldSelectionSetImpl.newCollector(myState.schema, myState.outputFieldType, () -> myState.normalisedField); | ||
return dataFetchingFieldSelectionSet.getFields("wontBeFound"); | ||
} | ||
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public static void mainX(String[] args) throws InterruptedException { | ||
MyState myState = new MyState(); | ||
myState.setup(); | ||
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while (true) { | ||
List<SelectedField> selectedFields = new DFSelectionSetBenchmark().getSelectedFields(myState); | ||
Thread.sleep(500); | ||
} | ||
} | ||
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} |