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Embedded-Web Distribution of the Payara Project for IBM JDK
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/**
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright (c) 2016 Payara Foundation and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 */
package fish.payara.nucleus.hazelcast;

import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ThreadLocalRandom;
/**
 *
 * @author Andrew Pielage
 */
public class NameGenerator
{
    private final String[] adjectives = new String[]{"Adorable", "Adventurous", "Aggressive", "Alert", "Beautiful", 
            "Blue-eyed", "Bloody", "Blushing", "Bright", "Clear", "Cloudy", "Colourful", "Crowded", "Cute", "Dark", 
            "Drab", "Distinct", "Dull", "Elegant", "Excited", "Fancy", "Filthy", "Glamorous", "Gleaming", "Gorgeous", 
            "Graceful", "Grotesque", "Handsome", "Heavy", "Homely", "Light", "Magnificent", "Misty", "Motionless", "Muddy", 
            "Old-fashioned", "Plain", "Poised", "Precious", "Quaint", "Shiny", "Sparkling", "Spotless", "Stormy", 
            "Strange", "Ugly", "Unusual", "Wide-eyed ", "Annoying", "Bad", "Beautiful", "Brainy", "Breakable", "Busy",
            "Careful", "Cautious", "Clever", "Clumsy", "Concerned", "Crazy", "Curious", "Dead", "Different", "Difficult", 
            "Doubtful", "Easy", "Famous", "Fragile", "Frail", "Gifted", "Helpful", "Helpless", "Horrible", "Important", 
            "Impossible", "Innocent", "Inquisitive", "Modern", "Mushy", "Odd", "Open", "Outstanding", "Poor", "Powerful", 
            "Prickly", "Puzzled", "Rich", "Shy", "Sleepy", "Super", "Talented", "Tame", "Tender", "Tough", "Uninterested", 
            "Vast", "Wandering", "Wild", "Agreeable", "Amused", "Brave", "Calm", "Charming", "Cheerful", "Comfortable", 
            "Cooperative", "Courageous", "Delightful", "Determined", "Eager", "Elated", "Enchanting", "Encouraging", 
            "Energetic", "Enthusiastic", "Excited", "Exuberant", "Fair", "Faithful", "Fantastic", "Fine", "Friendly", 
            "Funny", "Gentle", "Glorious", "Good", "Happy", "Healthy", "Helpful", "Hilarious", "Jolly", "Joyous", "Kind", 
            "Lively", "Lovely", "Lucky", "Nice", "Obedient", "Perfect", "Pleasant", "Proud", "Relieved", "Silly", 
            "Smiling", "Splendid", "Successful", "Thankful", "Thoughtful", "Victorious", "Vivacious", "Witty", "Wonderful",
            "Zealous", "Zany", "Bamboozled", "Magnanimous", "Humongous", "Confused", "Maleficent", "Sarcastic", 
            "Sardonic", "Bemused", "Incandescent", "Furious", "Eccentric", "Laconic"};
    private final String[] fishes = new String[]{"Payara", "Catfish", "Tetra", "Goldfish", "Anchovy", "Shark", "Anglerfish",
            "Angelfish", "Pike", "Pufferfish", "Archerfish", "Char", "Cod", "Tuna", "Haddock", "Plaice", "Danio", 
            "Barracuda", "Swordfish", "Carp", "Batfish", "Barracudina", "Barramundi", "Blackfish", "Bass", "Boxfish", 
            "Butterfish", "Chimaera", "Chub", "Cisco", "Clownfish", "Cavefish", "Cowfish", "Cutlassfish", "Daggertooth", 
            "Dace", "Dab", "Devario", "Dartfish", "Dory", "Goby", "Loach", "Knifefish", "Elver", "Flatfish", "Featherback",
            "Flyingfish", "Footballfish", "Fusilier", "Guppy", "Hake", "Hawkfish", "Ide", "Jackfish", "Koi", "Ladyfish", 
            "Lionfish", "Minnow", "Medusafish", "Monkfish", "Nibbler", "Noodlefish", "Opaleye", "Paddlefish", "Pollock", 
            "Quillback", "Rainbowfish", "Rockfish", "Sablefish", "Sardine", "Scorpionfish", "Trout", "Skate", "Sole", 
            "Mackeral", "Dogfish", "Squeaker", "Spookfish", "Stonefish", "Turbot", "Unicornfish", "Velvetfish", "Wahoo",
            "Whitebait", "Whalefish", "Ziege", "Pirahna"};
    
    public String generateName() {
        int adjectivesIndex = ThreadLocalRandom.current().nextInt(0, adjectives.length);
        int fishIndex = ThreadLocalRandom.current().nextInt(0, fishes.length);
        
        String name = adjectives[adjectivesIndex] + "-" + fishes[fishIndex];
        
        return name;
    }
    
    public String generateUniqueName(List takenNames, String UUID) {
        String name = "";
        
        // Generate a Map of all available names
        Map> names = new HashMap<>();
        for (String adjective : adjectives) {
            names.put(adjective, Arrays.asList(fishes));
        }
        
        // Find a name not in use
        for (String adjective : names.keySet()) {
            // If a name has been found, exit the loop
            if (name.equals("")) {
                for (String fish : names.get(adjective)) {
                    String potentialName = adjective + "-" + fish;
                    if (!takenNames.contains(potentialName)) {
                        name = potentialName;
                        break;
                    }
                }
            } else {
                break;
            }
        }
        
        // If a unique name was not found, just set it to the instance UUID
        if (name.equals("")) {
            name = UUID;
        }
        
        return name;
    }
}