io.gatling.http.request.RawFileBodies.scala Maven / Gradle / Ivy

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/**
 * Copyright 2011-2014 eBusiness Information, Groupe Excilys (www.ebusinessinformation.fr)
 *
 * 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 io.gatling.http.request

import java.io.File

import io.gatling.core.config.GatlingConfiguration.configuration
import io.gatling.core.config.Resource
import io.gatling.core.session.Expression
import io.gatling.core.util.cache._
import io.gatling.core.util.IO._
import io.gatling.core.validation.Validation

object RawFileBodies {

  val RawFileBodyCache = ThreadSafeCache[String, Validation[File]](configuration.http.rawFileBodiesCacheMaxCapacity)

  def asFile(filePath: Expression[String]): Expression[File] = {

      def pathToFile(path: String) =
        if (RawFileBodyCache.enabled) RawFileBodyCache.getOrElsePutIfAbsent(path, Resource.body(path).map(_.file))
        else Resource.body(path).map(_.file)

    session =>
      for {
        path <- filePath(session)
        file <- pathToFile(path)
        validatedFile <- file.validateExistingReadable
      } yield validatedFile
  }
}