Java TimeUnit Convert convertToMilliseconds(TimeUnit timeUnit, long seed)

Description

convert To Milliseconds

License

Open Source License

Declaration

public static long convertToMilliseconds(TimeUnit timeUnit, long seed) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.util.concurrent.TimeUnit;

public class Main {
    public static long convertToMilliseconds(TimeUnit timeUnit, long seed) {
        switch (timeUnit) {
        case MILLISECONDS:
            return seed;
        case SECONDS:
            return fromSeconds(seed);
        case MINUTES:
            return fromMinutes(seed);
        case HOURS:
            return fromHours(seed);
        case DAYS:
            return fromDays(seed);
        default:// ww  w  .  j a va2  s. c  om
            throw new IllegalArgumentException("Unsupported time unit. The smallest time unit supported is "
                    + TimeUnit.MILLISECONDS + " but got " + timeUnit);
        }
    }

    private static long fromSeconds(long seed) {
        return seed * 1000;
    }

    private static long fromMinutes(long seed) {
        return 60 * fromSeconds(seed);
    }

    private static long fromHours(long seed) {
        return 60 * fromMinutes(seed);
    }

    private static long fromDays(long seed) {
        return 24 * fromHours(seed);
    }
}

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