Example usage for java.util ArrayList get

Introduction

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

Prototype

public E get(int index)

Source Link

Document

Returns the element at the specified position in this list.

Usage

From source file:co.edu.UNal.ArquitecturaDeSoftware.Bienestar.Vista.Util.java

public static void errordeRespuesta(ArrayList r, PrintWriter out) {
    System.err.print(//from  w w w .  j  av  a2  s  .c om
            "Respuesta inesperada del control !! r.size:" + r.size() + "|r0:" + r.get(0) + "|r1:" + r.get(1));
    JSONObject obj = new JSONObject();
    obj.put("isError", true);
    obj.put("errorDescrip", "Error inesperado");
    out.print(obj);
}

From source file:Main.java

private static boolean[] toBooleanArray(ArrayList<Boolean> arrayList) {
    boolean[] ret = new boolean[arrayList.size()];
    for (int i = 0; i < ret.length; i++) {
        ret[i] = arrayList.get(i);
    }/*from w w w  . j av  a 2 s  . c om*/
    return ret;
}

From source file:Main.java

static public int[] toIntArray(ArrayList list) {
    int[] result = new int[list.size()];

    for (int i = 0; i < list.size(); i++) {
        Number n = (Number) list.get(i);
        result[i] = n.intValue();//w  ww  . j  a  va2 s.co  m
    }

    return result;
}

From source file:Main.java

public static ArrayList<Double> normalizeVector(ArrayList<Double> vector) {
    ArrayList<Double> returnValue = new ArrayList<>();

    if (vector.size() > 0) {
        Double first = vector.get(0);
        for (Double d : vector) {
            returnValue.add(d - first);//from w w  w  . ja v  a2  s  .com
        }
    }

    return returnValue;
}

From source file:Main.java

public static int countCommElmts(ArrayList<Integer> newScores1, ArrayList<Integer> newScores2) {
    int count = 0;
    for (int i = 0; i < newScores1.size(); i++) {
        if (newScores1.get(i) == newScores2.get(i))
            count++;//from  w ww  .  j a  v a2s.c  o m
    }
    return count;
}

From source file:Main.java

public static String arrayListToCsv(ArrayList<String> values) {
    StringBuilder csv = new StringBuilder();

    for (int i = 0; i < values.size(); i++) {
        csv.append(values.get(i));
        if (i < values.size() - 1) {
            csv.append(",");
        }/*  w  ww .  j  a v a2 s. co  m*/
    }

    return csv.toString();
}

From source file:Main.java

public static <T> int floor(ArrayList<T> list, T key, Comparator<? super T> c) {
    if (c.compare(list.get(0), key) > 0) {
        return -1;
    }//www .j  av  a 2s  .  c  om
    if (c.compare(list.get(list.size() - 1), key) <= 0) {
        return list.size() - 1;
    }
    int start = 0, end = list.size() - 1, res;
    T mid;
    while (start < end - 1) {
        mid = list.get((start + end) / 2);
        res = c.compare(mid, key);
        //            System.out.println("res = " + res);
        //            System.out.println("mid = " + mid);
        if (res > 0) {
            end = (start + end) / 2;
        } else {
            start = (start + end) / 2;
        }
        //            System.out.println("start = " + start);
        //            System.out.println("end = "+ end);
    }
    res = c.compare(list.get(end), key);
    if (res > 0) {
        return start;
    } else {
        if (res == 0) {
            return end;
        } else {
            return -1;
        }
    }

}

From source file:Main.java

public static Node getNodeWithName(Node parent, String name) {
    ArrayList<Node> nodes = getNodesWithName(parent, name, false);
    if (nodes.size() < 1)
        return null;
    return nodes.get(0);
}

From source file:com.hackathon.gavin.currency.event.CurrencyEventCreater.java

/**
 * This method is used to create currency object from parser
 * return CurrencyEvent//ww w  . j a v a 2s. co m
 */
public static CurrencyEvent createCurrencyEvent() throws ParseException {

    JSONArray jSONArray = CurrencyRateParser.httpGetCall(API_URL, "prices");
    ArrayList arrayList = CurrencyRateParser.convertToArrayList(jSONArray);

    String INSTRUMENT = arrayList.get(0).toString();
    Date CURRENTTIME = parseRFC3339Date(arrayList.get(1).toString());
    double BID = Double.valueOf(arrayList.get(2).toString());
    double ASK = Double.valueOf(arrayList.get(3).toString());
    CurrencyEvent currencyEvent = new CurrencyEvent(INSTRUMENT, CURRENTTIME, BID, ASK);
    return currencyEvent;
}

From source file:Main.java

public static float[] toFloatArray(ArrayList<Float> floats) {
    float returner[] = new float[floats.size()];

    for (int i = 0; i < returner.length; i++) {
        returner[i] = floats.get(i);
    }/*  w ww.  j a va 2 s.  co m*/

    return returner;
}