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18 package org.apache.logging.log4j.perf.jmh;
19
20 import java.io.ByteArrayInputStream;
21 import java.io.IOException;
22 import java.util.concurrent.TimeUnit;
23
24 import org.apache.logging.log4j.core.LoggerContext;
25 import org.apache.logging.log4j.core.config.ConfigurationSource;
26 import org.apache.logging.log4j.core.config.Configurator;
27 import org.openjdk.jmh.annotations.BenchmarkMode;
28 import org.openjdk.jmh.annotations.GenerateMicroBenchmark;
29 import org.openjdk.jmh.annotations.Mode;
30 import org.openjdk.jmh.annotations.OutputTimeUnit;
31 import org.openjdk.jmh.annotations.Scope;
32 import org.openjdk.jmh.annotations.Setup;
33 import org.openjdk.jmh.annotations.State;
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41 @State(Scope.Thread)
42 public class ConfiguratorInitializeBenchmark {
43
44 private static final String inlineConfigurationXML =
45 "<Configuration name='ConfiguratorInitializeTest' status='off'>" +
46 "<Appenders>" +
47 "<Console name='STDOUT'>" +
48 "<PatternLayout pattern='%m%n'/>" +
49 "</Console>" +
50 "</Appenders>" +
51 "<Loggers>" +
52 "<Root level='error'>" +
53 "<AppenderRef ref='STDOUT'/>" +
54 "</Root>" +
55 "</Loggers>" +
56 "</Configuration>";
57
58 private ConfigurationSource configurationSource;
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60 @Setup
61 public void setUp() throws IOException {
62 configurationSource = new ConfigurationSource(new ByteArrayInputStream(inlineConfigurationXML.getBytes()));
63 }
64
65 @GenerateMicroBenchmark
66 @BenchmarkMode(Mode.SingleShotTime)
67 @OutputTimeUnit(TimeUnit.MILLISECONDS)
68 public LoggerContext initializeLoggerContext() {
69 return Configurator.initialize(null, configurationSource);
70 }
71
72 }