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/*
* =========================================================================================
* Copyright © 2013-2015 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.util.http
import kamon.metric.{EntityRecorderFactory, GenericEntityRecorder}
import kamon.metric.instrument.InstrumentFactory
/**
* Counts HTTP response status codes into per status code and per trace name + status counters. If recording a HTTP
* response with status 500 for the trace "GetUser", the counter with name "500" as well as the counter with name
* "GetUser_500" will be incremented.
*/
class HttpServerMetrics(instrumentFactory: InstrumentFactory) extends GenericEntityRecorder(instrumentFactory) {
def recordResponse(statusCode: String): Unit =
counter(statusCode).increment()
def recordResponse(traceName: String, statusCode: String): Unit = {
recordResponse(statusCode)
counter(traceName + "_" + statusCode).increment()
}
}
object HttpServerMetrics extends EntityRecorderFactory[HttpServerMetrics] {
def category: String = "http-server"
def createRecorder(instrumentFactory: InstrumentFactory): HttpServerMetrics = new HttpServerMetrics(instrumentFactory)
}
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