kafka.utils.DelayedItem.scala Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 kafka.utils
import java.util.concurrent._
import scala.math._
class DelayedItem(delayMs: Long) extends Delayed with Logging {
private val dueMs = SystemTime.milliseconds + delayMs
def this(delay: Long, unit: TimeUnit) = this(unit.toMillis(delay))
/**
* The remaining delay time
*/
def getDelay(unit: TimeUnit): Long = {
unit.convert(max(dueMs - SystemTime.milliseconds, 0), TimeUnit.MILLISECONDS)
}
def compareTo(d: Delayed): Int = {
val other = d.asInstanceOf[DelayedItem]
if(dueMs < other.dueMs) -1
else if(dueMs > other.dueMs) 1
else 0
}
}