the-algorithm/product-mixer/core/src/main/scala/com/twitter/product_mixer/core/functional_component/configapi/ParamsBuilder.scala
twitter-team ef4c5eb65e Twitter Recommendation Algorithm
Please note we have force-pushed a new initial commit in order to remove some publicly-available Twitter user information. Note that this process may be required in the future.
2023-03-31 17:36:31 -05:00

35 lines
1.2 KiB
Scala

package com.twitter.product_mixer.core.functional_component.configapi
import com.twitter.finagle.stats.StatsReceiver
import com.twitter.product_mixer.core.model.marshalling.request.ClientContext
import com.twitter.product_mixer.core.model.marshalling.request.Product
import com.twitter.servo.util.MemoizingStatsReceiver
import com.twitter.timelines.configapi.Config
import com.twitter.timelines.configapi.FeatureValue
import com.twitter.timelines.configapi.Params
import javax.inject.Inject
import javax.inject.Singleton
/** Singleton object for building [[Params]] to override */
@Singleton
class ParamsBuilder @Inject() (
config: Config,
requestContextBuilder: RequestContextBuilder,
statsReceiver: StatsReceiver) {
private[this] val scopedStatsReceiver =
new MemoizingStatsReceiver(statsReceiver.scope("configapi"))
def build(
clientContext: ClientContext,
product: Product,
featureOverrides: Map[String, FeatureValue],
fsCustomMapInput: Map[String, Any] = Map.empty
): Params = {
val requestContext =
requestContextBuilder.build(clientContext, product, featureOverrides, fsCustomMapInput)
config(requestContext, scopedStatsReceiver)
}
}