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Quarkus Builder - introduce build metrics
- dump the metrics to a JSON file in the build output: A. always in the dev mode B. when a system property is set: -Dquarkus.debug.dump-build-metrics=true - add the list of the build steps to the Dev UI
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116
core/builder/src/main/java/io/quarkus/builder/report/BuildMetrics.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| package io.quarkus.builder.report; | ||
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| import java.io.BufferedWriter; | ||
| import java.io.FileWriter; | ||
| import java.io.IOException; | ||
| import java.nio.charset.StandardCharsets; | ||
| import java.nio.file.Path; | ||
| import java.time.LocalDateTime; | ||
| import java.time.LocalTime; | ||
| import java.time.format.DateTimeFormatter; | ||
| import java.time.temporal.ChronoUnit; | ||
| import java.util.ArrayList; | ||
| import java.util.Collection; | ||
| import java.util.Comparator; | ||
| import java.util.List; | ||
| import java.util.concurrent.ConcurrentHashMap; | ||
| import java.util.concurrent.ConcurrentMap; | ||
| import java.util.concurrent.atomic.AtomicInteger; | ||
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| import org.jboss.logging.Logger; | ||
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| import io.quarkus.builder.report.Json.JsonArrayBuilder; | ||
| import io.quarkus.builder.report.Json.JsonObjectBuilder; | ||
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| public class BuildMetrics { | ||
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| static final Logger LOG = Logger.getLogger(BuildMetrics.class.getName()); | ||
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| private volatile LocalDateTime started; | ||
| private final String buildTargetName; | ||
| private final ConcurrentMap<String, BuildStepRecord> records = new ConcurrentHashMap<>(); | ||
| private final AtomicInteger duplicates = new AtomicInteger(); | ||
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| public BuildMetrics(String buildTargetName) { | ||
| this.buildTargetName = buildTargetName; | ||
| } | ||
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| public Collection<BuildStepRecord> getRecords() { | ||
| return records.values(); | ||
| } | ||
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| public void buildStarted() { | ||
| this.started = LocalDateTime.now().truncatedTo(ChronoUnit.MILLIS); | ||
| } | ||
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| public void buildStepFinished(String name, String thread, LocalTime started, long duration) { | ||
| BuildStepRecord prev = records.putIfAbsent(name, new BuildStepRecord(name, thread, started, duration)); | ||
| if (prev != null) { | ||
| String newName = name + "_d#" + duplicates.incrementAndGet(); | ||
| LOG.debugf("A build step with the same name already exists - added a generated suffix: %s", newName); | ||
| buildStepFinished(newName, thread, started, duration); | ||
| } | ||
| } | ||
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| public void dumpTo(Path file) throws IOException { | ||
| DateTimeFormatter formatter = DateTimeFormatter.ofPattern("HH:mm:ss.SSS"); | ||
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| List<BuildStepRecord> sorted = new ArrayList<>(records.values()); | ||
| sorted.sort(new Comparator<BuildStepRecord>() { | ||
| @Override | ||
| public int compare(BuildStepRecord o1, BuildStepRecord o2) { | ||
| return Long.compare(o2.duration, o1.duration); | ||
| } | ||
| }); | ||
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| JsonObjectBuilder json = Json.object(); | ||
| json.put("buildTarget", buildTargetName); | ||
| json.put("started", started.format(DateTimeFormatter.ISO_LOCAL_DATE_TIME)); | ||
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| JsonArrayBuilder steps = Json.array(); | ||
| json.put("steps", steps); | ||
| for (BuildStepRecord rec : sorted) { | ||
| JsonObjectBuilder recJson = Json.object(); | ||
| recJson.put("name", rec.name); | ||
| recJson.put("thread", rec.thread); | ||
| recJson.put("started", rec.started.format(formatter)); | ||
| recJson.put("duration", rec.duration); | ||
| steps.add(recJson); | ||
| } | ||
| try (BufferedWriter writer = new BufferedWriter(new FileWriter(file.toFile(), StandardCharsets.UTF_8))) { | ||
| json.appendTo(writer); | ||
| } | ||
| } | ||
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| public static class BuildStepRecord { | ||
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| /** | ||
| * The name of the build step. | ||
| */ | ||
| public final String name; | ||
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| /** | ||
| * The name of the thread this build step was executed on. | ||
| */ | ||
| public final String thread; | ||
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| /** | ||
| * The time the execution started. | ||
| */ | ||
| public final LocalTime started; | ||
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| /** | ||
| * The duration in ms. | ||
| */ | ||
| public final long duration; | ||
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| BuildStepRecord(String name, String thread, LocalTime started, long duration) { | ||
| this.name = name; | ||
| this.thread = thread; | ||
| this.started = started; | ||
| this.duration = duration; | ||
| } | ||
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| } | ||
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| } |
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