rename MinMaxCounter to RangeSampler

1 files changed, 0 insertions, 88 deletions

diff --git a/kamon-core/src/main/scala/kamon/metric/MinMaxCounter.scala b/kamon-core/src/main/scala/kamon/metric/MinMaxCounter.scala
deleted file mode 100644
index cdcf3ee9..00000000
--- a/kamon-core/src/main/scala/kamon/metric/MinMaxCounter.scala
+++ /dev/null
@@ -1,88 +0,0 @@
-/* =========================================================================================
- * Copyright © 2013-2017 the kamon project <http://kamon.io/>
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software distributed under the
- * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
- * either express or implied. See the License for the specific language governing permissions
- * and limitations under the License.
- * =========================================================================================
- */
-
-package kamon.metric
-
-import java.lang.Math.abs
-import java.time.Duration
-import java.util.concurrent.atomic.AtomicLong
-
-trait MinMaxCounter {
-  def unit: MeasurementUnit
-  def dynamicRange: DynamicRange
-  def sampleInterval: Duration
-
-  def increment(): Unit
-  def increment(times: Long): Unit
-  def decrement(): Unit
-  def decrement(times: Long): Unit
-  def sample(): Unit
-}
-
-class SimpleMinMaxCounter(name: String, tags: Map[String, String], underlyingHistogram: AtomicHdrHistogram,
-    val sampleInterval: Duration) extends MinMaxCounter {
-
-  private val min = AtomicLongMaxUpdater()
-  private val max = AtomicLongMaxUpdater()
-  private val sum = new AtomicLong()
-
-  def dynamicRange: DynamicRange =
-    underlyingHistogram.dynamicRange
-
-  def unit: MeasurementUnit =
-    underlyingHistogram.unit
-
-  def increment(): Unit =
-    increment(1L)
-
-  def increment(times: Long): Unit = {
-    val currentValue = sum.addAndGet(times)
-    max.update(currentValue)
-  }
-
-  def decrement(): Unit =
-    decrement(1L)
-
-  def decrement(times: Long): Unit = {
-    val currentValue = sum.addAndGet(-times)
-    min.update(-currentValue)
-  }
-
-  def sample(): Unit = {
-    val currentValue = {
-      val value = sum.get()
-      if (value <= 0) 0 else value
-    }
-
-    val currentMin = {
-      val rawMin = min.maxThenReset(-currentValue)
-      if (rawMin >= 0)
-        0
-      else
-        abs(rawMin)
-    }
-
-    val currentMax = max.maxThenReset(currentValue)
-
-    underlyingHistogram.record(currentValue)
-    underlyingHistogram.record(currentMin)
-    underlyingHistogram.record(currentMax)
-  }
-
-  private[kamon] def snapshot(resetState: Boolean = true): MetricDistribution = {
-    sample()
-    underlyingHistogram.snapshot(resetState)
-  }
-}