集册 Java实例教程 将给定的持续时间转换为人

将给定的持续时间转换为人

欢马劈雪     最近更新时间:2020-01-02 10:19:05

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将给定的持续时间转换为人类可读的字符串格式。
//来 自 时 代 J a v a - nowjava.com

/**

 *

 * jerry - Common Java Functionality

 * Copyright (c) 2012-2015, Sandeep Gupta

 * 

 * http://sangupta.com/projects/jerry

 * 

 * 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 com.nowjava;


public class Main {

    public static void main(String[] argv) throws Exception {

        long millis = 2;

        System.out.println(getReadableTimeDuration(millis));

    }


    /**

     * Convert the given time duration into a human-readable string format.

     * 

     * @param millis

     * @return

     */

    public static String getReadableTimeDuration(long millis) {

        long seconds = millis / 1000l;

        long minutes = seconds / 60l;

        long hours = minutes / 60l;

        long days = hours / 24l;


        hours = hours % 24l;

        minutes = minutes % 60l;

        seconds = seconds % 60l;

        millis = millis % 1000l;/*n  o  w  j  a  v  a . c o m 提供*/


        String s = "";

        if (days > 0) {

            s += days + getPluralIfNeeded(days, " day ", " days ");

        }

        if (hours > 0) {

            s += hours + getPluralIfNeeded(hours, " hour ", " hours ");

        }

        if (minutes > 0) {

            s += minutes

                    + getPluralIfNeeded(minutes, " minute ", " minutes ");

        }

        if (seconds > 0) {

            s += seconds

                    + getPluralIfNeeded(seconds, " second ", " seconds ");

        }

        if (millis > 0) {

            s += millis + getPluralIfNeeded(millis, " milli", " millis");

        }


        return s.trim();

    }


    
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