Example usage for java.util Random Random

Introduction

In this page you can find the example usage for java.util Random Random.

Prototype

public Random()

Source Link

Document

Creates a new random number generator.

Usage

From source file:Main.java

public static int getRandomColor() {
    Random rndcolor = new Random();
    int color = Color.argb(255, rndcolor.nextInt(256), rndcolor.nextInt(256), rndcolor.nextInt(256));
    return color;
}

From source file:Main.java

public static String getRandomColor() {
    Random rand = new Random();
    Integer randomColor = Color.rgb(rand.nextInt(), rand.nextInt(), rand.nextInt());
    return randomColor.toString();
}

From source file:Main.java

public static int randomColor() {
    Random random = new Random();
    int red = random.nextInt(150) + 50;
    int green = random.nextInt(150) + 50;
    int blue = random.nextInt(150) + 50;
    return Color.rgb(red, green, blue);
}

From source file:Main.java

public static int randomIndex(Collection<?> collection) {
    return new Random().nextInt(collection.size());
}

From source file:Main.java

public static int generateColor() {
    Random random = new Random();

    final float hue = random.nextInt(360);
    final float saturation = (random.nextInt(7000) + 2000) / 10000f;
    final float luminance = 0.3f;
    float[] hsv = { hue, saturation, luminance };
    return Color.HSVToColor(hsv);
}

From source file:Main.java

public static int randomColor() {
    Random random = new Random();
    int red = random.nextInt(150) + 50;//50-199
    int green = random.nextInt(150) + 50;//50-199
    int blue = random.nextInt(150) + 50;//50-199
    return Color.rgb(red, green, blue);
}

From source file:Main.java

public static String getRandomRGB() {
    String r, g, b;/*from ww  w . j av  a  2s  .co m*/
    Random random = new Random();
    r = Integer.toHexString(random.nextInt(256)).toUpperCase();
    g = Integer.toHexString(random.nextInt(256)).toUpperCase();
    b = Integer.toHexString(random.nextInt(256)).toUpperCase();
    r = r.length() == 1 ? "0" + r : r;
    g = g.length() == 1 ? "0" + g : g;
    b = b.length() == 1 ? "0" + b : b;
    return "#" + (r + g + b);
}

From source file:Main.java

public static String getSixRandom() {
    String str = "";
    Random random = new Random();
    for (int i = 0; i < 6; i++) {
        int itmp = random.nextInt(26) + 65;
        char ctmp = (char) itmp;
        str += ctmp;/*from   w w  w . ja v  a2s .c o  m*/
    }
    return str;
}

From source file:Main.java

public static int getRandomInt(int sek, int min, int max) {

    Random random = new Random();

    int temp = 0;

    do {/*from ww w. ja va 2  s . c  om*/
        temp = random.nextInt(sek);
    } while (temp < min || temp > max);

    return temp;
}

From source file:Main.java

public static int getRandomColor() {

    Random random = new Random();

    int red = random.nextInt(200) + 30;
    int gre = random.nextInt(200) + 30;
    int blu = random.nextInt(200) + 30;

    return Color.rgb(red, gre, blu);
}