Here you can find the source of calculateTimeout(long timeout, TimeUnit timeUnit)
private static long calculateTimeout(long timeout, TimeUnit timeUnit)
//package com.java2s; /*//from w w w . j av a2 s. c o m * Copyright (c) 2008-2016, Hazelcast, Inc. All Rights Reserved. * * 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. */ import java.util.concurrent.TimeUnit; public class Main { private static long calculateTimeout(long timeout, TimeUnit timeUnit) { timeUnit = timeUnit == null ? TimeUnit.SECONDS : timeUnit; return timeUnit.toNanos(timeout); } }