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package kamon
import java.util.concurrent.atomic.AtomicReference
import com.typesafe.config.{Config, ConfigFactory}
import kamon.metric.{RecorderRegistry, RecorderRegistryImpl}
import kamon.trace.Tracer
object Kamon {
private val _initialConfig = ConfigFactory.load()
private val _recorderRegistry = new RecorderRegistryImpl(_initialConfig)
private val _reporterRegistry = new ReporterRegistryImpl(_recorderRegistry, _initialConfig)
private val _tracer = new Tracer(_recorderRegistry, _reporterRegistry)
private val _environment = new AtomicReference[Environment](environmentFromConfig(ConfigFactory.load()))
def tracer: io.opentracing.Tracer =
_tracer
def metrics: RecorderRegistry =
_recorderRegistry
def reporters: ReporterRegistry =
_reporterRegistry
def environment: Environment =
_environment.get()
def reconfigure(config: Config): Unit = synchronized {
_recorderRegistry.reconfigure(config)
_reporterRegistry.reconfigure(config)
_environment.set(environmentFromConfig(config))
}
case class Environment(config: Config, application: String, host: String, instance: String)
private def environmentFromConfig(config: Config): Environment = {
val environmentConfig = config.getConfig("kamon.environment")
val application = environmentConfig.getString("application")
val host = environmentConfig.getString("host")
val instance = environmentConfig.getString("instance")
Environment(config, application, host, instance)
}
}
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