add textformats dependency

Author: RustedBones

build.sbt

@@ -131,6 +131,7 @@ lazy val `pekko-http-metrics-prometheus` = (project in file("prometheus"))
     libraryDependencies ++= Seq(
       Dependencies.PrometheusCore,
       Dependencies.PrometheusExpositionFormats,
+      Dependencies.PrometheusExpositionTextFormats,
       Dependencies.Provided.PekkoStream,
       Dependencies.Test.Logback,
       Dependencies.Test.PekkoHttpTestkit,

project/Dependencies.scala

@@ -27,6 +27,8 @@ object Dependencies {
   val PrometheusCore              = "io.prometheus"          % "prometheus-metrics-core" % Versions.Prometheus
   val PrometheusExpositionFormats =
     "io.prometheus" % "prometheus-metrics-exposition-formats" % Versions.Prometheus
+  val PrometheusExpositionTextFormats =
+    "io.prometheus" % "prometheus-metrics-exposition-textformats" % Versions.Prometheus
   val ScalaLogging = "com.typesafe.scala-logging" %% "scala-logging" % Versions.ScalaLogging
 
   object Provided {

prometheus/src/main/scala/fr/davit/pekko/http/metrics/prometheus/marshalling/PrometheusMarshallers.scala

@@ -33,12 +33,16 @@ trait PrometheusMarshallers {
     .applicationWithFixedCharset("openmetrics-text", HttpCharsets.`UTF-8`)
     .withParams(Map("version" -> "1.0.0"))
 
-  val OpenMetricsMarshaller: ToEntityMarshaller[PrometheusRegistry] = openMetricsMarshaller(false, false)
+  val OpenMetricsMarshaller: ToEntityMarshaller[PrometheusRegistry] = openMetricsMarshaller()
   def openMetricsMarshaller(
-      createdTimestampsEnabled: Boolean,
-      exemplarsOnAllMetricTypesEnabled: Boolean
+      createdTimestampsEnabled: Boolean = false,
+      exemplarsOnAllMetricTypesEnabled: Boolean = false
   ): ToEntityMarshaller[PrometheusRegistry] = {
-    val writer = new OpenMetricsTextFormatWriter(createdTimestampsEnabled, exemplarsOnAllMetricTypesEnabled)
+    val writer = OpenMetricsTextFormatWriter
+      .builder()
+      .setCreatedTimestampsEnabled(createdTimestampsEnabled)
+      .setExemplarsOnAllMetricTypesEnabled(exemplarsOnAllMetricTypesEnabled)
+      .build()
     Marshaller
       .byteArrayMarshaller(OpenMetricsContentType)
       .compose { registry =>
@@ -52,9 +56,12 @@ trait PrometheusMarshallers {
     .withParams(Map("version" -> "0.0.4"))
     .withCharset(HttpCharsets.`UTF-8`)
 
-  val TextMarshaller: ToEntityMarshaller[PrometheusRegistry]                                  = textMarshaller(false)
-  def textMarshaller(writeCreatedTimestamps: Boolean): ToEntityMarshaller[PrometheusRegistry] = {
-    val writer = new PrometheusTextFormatWriter(writeCreatedTimestamps)
+  val TextMarshaller: ToEntityMarshaller[PrometheusRegistry]                                            = textMarshaller()
+  def textMarshaller(includeCreatedTimestamps: Boolean = false): ToEntityMarshaller[PrometheusRegistry] = {
+    val writer = PrometheusTextFormatWriter
+      .builder()
+      .setIncludeCreatedTimestamps(includeCreatedTimestamps)
+      .build()
     Marshaller
       .byteArrayMarshaller(TextContentType)
       .compose { registry =>