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org.jetbrains.kotlin.gradle.plugin.statistics.KotlinBuildStatsBeanService.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
*/
package org.jetbrains.kotlin.gradle.plugin.statistics
import org.gradle.api.Project
import org.gradle.api.invocation.Gradle
import org.gradle.api.logging.Logging
import org.gradle.api.provider.ProviderFactory
import org.jetbrains.kotlin.gradle.utils.runMetricMethodSafely
import org.jetbrains.kotlin.statistics.BuildSessionLogger
import org.jetbrains.kotlin.statistics.BuildSessionLogger.Companion.STATISTICS_FOLDER_NAME
import org.jetbrains.kotlin.statistics.metrics.BooleanMetrics
import org.jetbrains.kotlin.statistics.metrics.StatisticsValuesConsumer
import org.jetbrains.kotlin.statistics.metrics.NumericalMetrics
import org.jetbrains.kotlin.statistics.metrics.StringMetrics
import java.io.Closeable
import java.io.File
import java.lang.management.ManagementFactory
import javax.management.MBeanServer
import javax.management.ObjectName
/**
* Interface for populating statistics collection method via JXM interface
* JMX could be used for reporting both from other JVMs, other versions
* of Kotlin Plugin and other classloaders
*/
interface KotlinBuildStatsMXBean {
fun reportBoolean(name: String, value: Boolean, subprojectName: String?, weight: Long?): Boolean
fun reportNumber(name: String, value: Long, subprojectName: String?, weight: Long?): Boolean
fun reportString(name: String, value: String, subprojectName: String?, weight: Long?): Boolean
}
internal abstract class KotlinBuildStatsBeanService internal constructor(
project: Project,
private val beanName: ObjectName,
) : StatisticsValuesConsumer, Closeable {
companion object {
// Property name for disabling saving statistical information
private const val ENABLE_STATISTICS_PROPERTY_NAME = "enable_kotlin_performance_profile"
// default state
private const val DEFAULT_STATISTICS_STATE = true
// "emergency file" collecting statistics is disabled it the file exists
private const val DISABLE_STATISTICS_FILE_NAME = "${STATISTICS_FOLDER_NAME}/.disable"
@JvmStatic
internal val logger = Logging.getLogger(KotlinBuildStatsBeanService::class.java)
/**
* Method for creating new instance of [StatisticsValuesConsumer]
* It could be invoked only when applying Kotlin gradle plugin.
* When executed, this method checks, whether it is already executed in the current build (whether it was already executed
* in the same classpath (i.e., with the same version of Kotlin plugin)).
* If it was not executed, the new instance of StatisticsValuesConsumer is created
*
* [closeServices] must be called at the end of the build in order to release resources.
*/
@JvmStatic
@Synchronized
internal fun initStatsService(project: Project) {
runMetricMethodSafely(logger, "${KotlinBuildStatsBeanService::class.java}.initStatsService") {
val gradle = project.gradle
val statisticsIsEnabled = checkStatisticsEnabled(gradle, project.providers)
if (!statisticsIsEnabled) {
null
} else {
//register JMX service to support old kotlin version compatibility
val registry = kotlinBuildStatsServicesRegistry ?: KotlinBuildStatsServicesRegistry().also {
kotlinBuildStatsServicesRegistry = it
}
registry.registerServices(project)
}
}
}
@Synchronized
internal fun recordBuildStart(buildId: String) {
kotlinBuildStatsServicesRegistry?.recordBuildStart(buildId)
}
@Synchronized
fun closeServices() {
kotlinBuildStatsServicesRegistry?.close()
kotlinBuildStatsServicesRegistry = null
}
private var kotlinBuildStatsServicesRegistry: KotlinBuildStatsServicesRegistry? = null
private fun checkStatisticsEnabled(
gradle: Gradle,
providerFactory: ProviderFactory,
): Boolean {
return if (File(gradle.gradleUserHomeDir, DISABLE_STATISTICS_FILE_NAME).exists()) {
false
} else {
providerFactory.gradleProperty(ENABLE_STATISTICS_PROPERTY_NAME)
.orNull?.toBoolean() ?: DEFAULT_STATISTICS_STATE
}
}
}
protected val kotlinBuildLogger = KotlinBuildStatsLoggerService(KotlinBuildStatsConfiguration(project))
@Synchronized
override fun close() {
runMetricMethodSafely(logger, "${KotlinBuildStatsBeanService::class.java}.buildFinished") {
val mbs: MBeanServer = ManagementFactory.getPlatformMBeanServer()
if (mbs.isRegistered(beanName)) {
mbs.unregisterMBean(beanName)
logger.debug("Unregistered $this")
}
}
}
@Synchronized
fun recordBuildStart(buildId: String) {
kotlinBuildLogger.initSessionLogger(buildId)
}
internal fun report(
sessionLogger: BuildSessionLogger,
metric: BooleanMetrics,
value: Boolean,
subprojectName: String?,
weight: Long? = null,
) = runMetricMethodSafely(logger, "report metric ${metric.name}") {
sessionLogger.report(metric, value, subprojectName, weight)
} ?: false
internal fun report(
sessionLogger: BuildSessionLogger,
metric: NumericalMetrics,
value: Long,
subprojectName: String?,
weight: Long? = null,
) = runMetricMethodSafely(logger, "report metric ${metric.name}") {
sessionLogger.report(metric, value, subprojectName, weight)
} ?: false
internal fun report(
sessionLogger: BuildSessionLogger,
metric: StringMetrics,
value: String,
subprojectName: String?,
weight: Long? = null,
) = runMetricMethodSafely(logger, "report metric ${metric.name}") {
sessionLogger.report(metric, value, subprojectName, weight)
} ?: false
}
internal class DefaultKotlinBuildStatsBeanService internal constructor(
project: Project,
beanName: ObjectName,
) : KotlinBuildStatsBeanService(project, beanName),
KotlinBuildStatsMXBean {
override fun report(metric: BooleanMetrics, value: Boolean, subprojectName: String?, weight: Long?): Boolean =
report(kotlinBuildLogger.sessionLogger, metric, value, subprojectName, weight)
override fun report(metric: NumericalMetrics, value: Long, subprojectName: String?, weight: Long?): Boolean =
report(kotlinBuildLogger.sessionLogger, metric, value, subprojectName, weight)
override fun report(metric: StringMetrics, value: String, subprojectName: String?, weight: Long?): Boolean =
report(kotlinBuildLogger.sessionLogger, metric, value, subprojectName, weight)
override fun reportBoolean(name: String, value: Boolean, subprojectName: String?, weight: Long?): Boolean =
report(BooleanMetrics.valueOf(name), value, subprojectName, weight)
override fun reportNumber(name: String, value: Long, subprojectName: String?, weight: Long?): Boolean =
report(NumericalMetrics.valueOf(name), value, subprojectName, weight)
override fun reportString(name: String, value: String, subprojectName: String?, weight: Long?): Boolean =
report(StringMetrics.valueOf(name), value, subprojectName, weight)
}
