diff options
Diffstat (limited to 'kamon-core/src/main/scala/kamon/metric/Entity.scala')
-rw-r--r-- | kamon-core/src/main/scala/kamon/metric/Entity.scala | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/kamon-core/src/main/scala/kamon/metric/Entity.scala b/kamon-core/src/main/scala/kamon/metric/Entity.scala index 91249af0..17b728fd 100644 --- a/kamon-core/src/main/scala/kamon/metric/Entity.scala +++ b/kamon-core/src/main/scala/kamon/metric/Entity.scala @@ -16,6 +16,8 @@ package kamon.metric +import org.slf4j.LoggerFactory + /** * Identify a `thing` that is being monitored by Kamon. A [[kamon.metric.Entity]] is used to identify tracked `things` * in both the metrics recording and reporting sides. Only the name and category fields are used with determining @@ -23,9 +25,14 @@ package kamon.metric * * // TODO: Find a better word for `thing`. */ -case class Entity(name: String, category: String, tags: Map[String, String]) +case class Entity(name: String, category: String, tags: Map[String, String]) { + if(name == null) Entity.log.warn("Entity with name=null created (category: {}), your monitoring will not work as expected!", category) +} object Entity { + + private lazy val log = LoggerFactory.getLogger(classOf[Entity]) + def apply(name: String, category: String): Entity = apply(name, category, Map.empty) |