/**
 * Copyright 2011-2016 GatlingCorp (http://gatling.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 io.gatling.core.stats.message

import com.typesafe.scalalogging.LazyLogging

case class ResponseTimings(startTimestamp: Long, endTimestamp: Long) extends LazyLogging {

  val responseTime = {
    val rt = (endTimestamp - startTimestamp).toInt
    if (rt >= 0) {
      rt
    } else {
      logger.error(s"Got a negative response time startTimestamp=$startTimestamp endTimestamp=$endTimestamp")
      1
    }
  }
}

/**
 * Copyright 2011-2016 GatlingCorp (http://gatling.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 io.gatling.core.stats.message

import com.typesafe.scalalogging.LazyLogging

case class ResponseTimings(startTimestamp: Long, endTimestamp: Long) extends LazyLogging {

  val responseTime =
    if (endTimestamp < 0) {
      Int.MinValue
    } else {
      val rt = (endTimestamp - startTimestamp).toInt
      if (rt >= 0) {
        rt
      } else {
        logger.error(s"Got a negative response time startTimestamp=$startTimestamp endTimestamp=$endTimestamp")
        1
      }
    }
}

Use negative endTimestamp as workaround for non transactional events (count, no duration)
Use negative endTimestamp as workaround for non transactional events (count, no duration)
