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:com.beginner.core.utils.Tools.java

/**
 * ?????/*from  w  w w. java  2 s  .c o m*/
 * @return int    ???
 * @since       1.0.0
 */
public static int getRandomNum() {
    Random r = new Random();
    return r.nextInt(900000) + 100000;
}

From source file:com.renatodelgaudio.awsupdate.IpUtil.java

/**
 * /*from   ww  w  .  j  a  v a2 s .c o  m*/
 * @return the known IP Provider in random order
 */
public static List<IpProvider> getIpProviders() {

    IpProvider providers[] = new IpProvider[2];
    providers[0] = new IcanHazip();
    providers[1] = new IpInfo();

    int mainIndex = new Random().nextInt(2);
    int fallBackIndex = ~mainIndex + 2;

    List<IpProvider> ret = new ArrayList<IpProvider>();
    ret.add(providers[mainIndex]);
    ret.add(providers[fallBackIndex]);
    return ret;

}

From source file:airport.dispatcher.weather.Humidity.java

public Humidity() {
    value = new Random().nextInt(MAX_DEGREE - MIN_DEGREE) + MIN_DEGREE;

    if (LOG.isInfoEnabled()) {
        LOG.info("create Humidity");
    }/*ww  w . j a va 2  s.co m*/
}

From source file:net.mceoin.cominghome.api.NestUtil.java

public static String tellNestAwayStatus(String access_token, String structure_id, String away_status) {
    String result = tellNestAwayStatusCall(access_token, structure_id, away_status);

    if ((result.contains("Error:")) && (!result.contains("Unauthorized"))) {
        // Try again if it was an Error but not an Unauthorized
        try {//from   w w  w  .ja  v a 2  s . co  m
            Random randomGenerator = new Random();
            int seconds = 5 + randomGenerator.nextInt(10);
            log.info("retry in " + seconds + " seconds");
            Thread.sleep(seconds * 1000);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        result = tellNestAwayStatusCall(access_token, structure_id, away_status);
    }

    return result;
}

From source file:com.sawyer.advadapters.app.adapters.jsonadapter.UnitTestJSONArrayActivity.java

private static byte getByte() {
    byte[] buf = new byte[1];
    new Random().nextBytes(buf);
    return buf[0];
}

From source file:com.davidoyeku.azure.practical.managment_demo.Vehicle.java

public Vehicle() {
    rand = new Random();
    this.regPlate = generateLicense();
    this.vehicleType = VEHICLE_TYPES[rand.nextInt(VEHICLE_TYPES.length)];
    this.currentSpeed = rand.nextInt(100);
    // TODO Auto-generated constructor stub
}

From source file:dtu.ds.warnme.utils.RandomUtils.java

public static EventType randomEventType() {
    int pick = new Random().nextInt(EventType.values().length);
    return EventType.values()[pick];
}

From source file:airport.dispatcher.weather.TemperatureCentigrade.java

public TemperatureCentigrade() {
    degree = new Random().nextInt(MAX_DEGREE - MIN_DEGREE) + MIN_DEGREE;

    if (LOG.isInfoEnabled()) {
        LOG.info("create");
    }/*w w w  . j  a  v  a 2s  .com*/
}