BuildTimeLoggerPlugin - register build reporter service

BuildTimeLoggerPlugin.kt

class BuildTimeLoggerPlugin : Plugin<Project> {
    override fun apply(project: Project)  {
        val gradle = project.gradle
      
        val buildDurationService = registerBuildDurationService(gradle)
        val buildTaskService = registerBuildTaskService(gradle)
        
        registerBuildReporterService(gradle, buildDurationService, buildTaskService)
    }
    
    private fun registerBuildReporterService(
        gradle: Gradle,
        buildDurationService: Provider<BuildDurationService>,
        buildTaskService: Provider<BuildTaskService>
    ): Provider<BuildReporterService> {
        val registry = gradle.serviceRegistry()[BuildEventListenerRegistryInternal::class.java]
        val buildReporterService = gradle.sharedServices.registerIfAbsent("build-reporter-service", BuildReporterService::class.java) { service ->
            service.parameters.getBuildDurationServiceProvider().set(buildDurationService)
            service.parameters.getBuildTaskServiceProvider().set(buildTaskService)
        }

        registry.onOperationCompletion(buildReporterService) // gives gradle a reason to instantiate the build service and call onClose at the end of the build

        return buildReporterService
    }
    
    private fun registerBuildDurationService(gradle: Gradle) { ... }
    private fun registerBuildTaskService(gradle: Gradle) { ... }
}

fun Gradle.serviceRegistry(): ServiceRegistry = (this as DefaultGradle).services