Example usage for java.util ArrayList size

Introduction

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

Prototype

int size

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Document

The size of the ArrayList (the number of elements it contains).

Usage

From source file:Main.java

public static <T> int ceil(ArrayList<T> list, T key, Comparator<? super T> c) {
    if (c.compare(list.get(0), key) >= 0) {
        return 0;
    }//from  w ww .j av  a 2 s.c o  m
    if (c.compare(list.get(list.size() - 1), key) < 0) {
        return -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(start), key);
    if (res < 0) {
        return end;
    } else {
        if (res == 0) {
            return start;
        } else {
            return -1;
        }
    }

}

From source file:CB_Core.GCVote.GCVote.java

public static RatingData GetRating(String User, String password, String Waypoint) {
    ArrayList<String> waypoint = new ArrayList<String>();
    waypoint.add(Waypoint);/*from   w  w  w  . j a va  2s  . c om*/
    ArrayList<RatingData> result = GetRating(User, password, waypoint);

    if (result == null || result.size() == 0) {
        return new RatingData();
    } else {
        return result.get(0);
    }

}

From source file:org.neo4j.nlp.examples.sentiment.main.java

private static boolean testOnText(String text, String label) {

    JsonObject jsonParam = new JsonObject();
    jsonParam.add("text", new JsonPrimitive(text));

    String jsonPayload = new Gson().toJson(jsonParam);

    String input = executePost("http://localhost:7474/service/graphify/classify", jsonPayload);

    System.out.println(input);/*from w  w  w. j ava  2  s .  c  o m*/

    ObjectMapper objectMapper = new ObjectMapper();
    Map<String, Object> hashMap = new HashMap<>();
    try {
        hashMap = (Map<String, Object>) objectMapper.readValue(input, HashMap.class);
    } catch (IOException e) {
        e.printStackTrace();
    }

    // Validate guess
    ArrayList classes = (ArrayList) hashMap.get("classes");

    if (classes.size() > 0) {
        LinkedHashMap className = (LinkedHashMap) classes.stream().findFirst().get();

        return className.get("class").equals(label);
    } else {
        return false;
    }
}

From source file:Helpers.HelpersCSV.java

public static String joinArrayListAsEscapedString(ArrayList<String> arrayList) {
    ArrayList<String> escapedList = new ArrayList<String>(arrayList.size());
    for (int i = 0; i < arrayList.size(); i++) {
        escapedList.add("\"" + arrayList.get(i) + "\"");
    }/* w  w w. j  av a 2  s  .c o  m*/
    return StringUtils.join(escapedList, ',');

}

From source file:key.secretkey.utils.PasswordStorage.java

/**
 * Gets the passwords (PasswordItem) in a directory
 * @param path the directory path/*from  w  w w  .jav  a 2s . c o  m*/
 * @return a list of password items
 */
public static ArrayList<PasswordItem> getPasswords(File path, File rootDir) {
    //We need to recover the passwords then parse the files
    ArrayList<File> passList = getFilesList(path);

    if (passList.size() == 0)
        return new ArrayList<PasswordItem>();

    ArrayList<PasswordItem> passwordList = new ArrayList<PasswordItem>();

    for (File file : passList) {
        if (file.isFile()) {
            passwordList.add(PasswordItem.newPassword(file.getName(), file, rootDir));
        } else {
            // ignore .git directory
            if (file.getName().equals(".git"))
                continue;
            passwordList.add(PasswordItem.newCategory(file.getName(), file, rootDir));
        }
    }
    sort(passwordList);
    return passwordList;
}

From source file:Main.java

public static int[] randNum(int num, int min, int max) {
    ArrayList<Integer> list = new ArrayList<Integer>();
    Random rand = new Random();
    while (true) {
        int rm = (rand.nextInt(max - min) + min);
        if (!list.contains(rm)) {
            list.add(rm);/*w w  w .j  a va 2  s. c  o m*/
            if (list.size() >= num)
                break;
        }
    }
    int result[] = new int[num];
    for (int i = 0; i < list.size(); i++) {
        result[i] = list.get(i);
    }
    return result;
}

From source file:Main.java

public static ArrayList<Double> stringToDoubleListRemoved(String s, String delimeter, int[] fieldsToBeRemoved) {
    ArrayList<Double> ret = new ArrayList<Double>();

    ArrayList<Double> allFields = stringToDoubleList(s, delimeter);

    HashSet<Integer> toBeRemoved = new HashSet<Integer>();
    for (int i : fieldsToBeRemoved)
        toBeRemoved.add(i);//  w  w  w  .ja  v  a  2 s  .c om

    for (int i = 0; i < allFields.size(); i++) {
        if (toBeRemoved.contains(i))
            continue;
        ret.add(allFields.get(i));
    }
    return ret;
}

From source file:Main.java

/**
 * Change the extension of specified file.<br>
 * Usage :<br>/*from w  ww.  j  a v a  2  s. c o  m*/
 * f.renameTo(MyFileUtility.reExtension(f, "jpg")) ;<br>
 * As we know ,File class is a dummy File , <br>
 * thus , you must follow the usage to change extension.
 * @param fin File input
 * @param newExtension newExtension without '.'
 * @return File with new extension
 */
public static File reExtension(File fin, String newExtension) {
    //Usage: f.renameTo(MyFileUtility.reExtension(f, "jpg")) ;
    StringTokenizer strTokener = new StringTokenizer(fin.getName(), ".");
    //For a file may has many '.' in its file name , we use a collection to stroe it.
    ArrayList<String> strVec = new ArrayList<String>();
    while (strTokener.hasMoreTokens())
        strVec.add(strTokener.nextToken());

    String newName = "";
    //Give up the original extension
    for (int i = 0; i != strVec.size() - 1; ++i) {
        newName += strVec.get(i);
        newName += ".";
    }
    newName += newExtension;
    return new File(fin.getParent() + "\\" + newName);
}

From source file:com.espe.distribuidas.pmaldito.servidorbdd.operaciones.Archivo.java

/**
 * Permite enviar la nueva lista de registros
 *
 * @param campos/*from  ww w  .j  a v  a2s.  c  o  m*/
 * @param archivo
 */
public static void insetarCampos(ArrayList<String> campos, File archivo) {
    for (int i = 0; i < campos.size(); i++) {
        insertar(campos.get(i), archivo);
    }
}

From source file:com.milaboratory.core.io.util.TestUtil.java

public static String[] getAllLines(File file) throws IOException {
    BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(file)));
    ArrayList<String> list = new ArrayList<>();
    String line;//  w  ww .  jav a 2  s.  co m
    while ((line = reader.readLine()) != null) {
        list.add(line);
    }
    return list.toArray(new String[list.size()]);
}