Java Random Int random(int min, int max)

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Description

random

License

Open Source License

Declaration 

private static int random(int min, int max)

Method Source Code

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

public class Main {
    public static final String ALPHABET = "abcdefghijklmnopqrstuvwxyz";

    private static int random(int min, int max) {
        return (int) (Math.random() * max + min);
    }/*ww  w.j a v a  2s  .  c om*/

    public static char random(String str) {
        return str.charAt(random(0, str.length()));
    }

    public static String random(int length) {
        StringBuilder sb = new StringBuilder(length);
        for (int i = 0; i < length; ++i)
            sb.append(random(ALPHABET));
        return sb.toString();
    }
}

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