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

To view the source code for java.util ArrayList size.

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Document

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

Usage

From source file:Main.java

/**
 * Implode//from  w ww.j av  a 2  s . com
 * @param ids
 * @return 
 */
public static String convertToCommaDelimitedString(ArrayList<String> ids) {
    String out = "";
    for (int i = 0; i < ids.size(); i++) {
        if (i != 0) {
            out += "','";
        }
        out += ids.get(i).toString();
    }
    return "'" + out + "'";
}

From source file:Main.java

public static boolean isScalar(ArrayList<?> shape) {
    if (shape != null) {
        for (int i = 0; i < shape.size(); i++) {
            if (null == shape.get(i) || !("1").equals(shape.get(i).toString())) {
                return false;

            }/*w w  w .j a  v  a 2s . c om*/
        }
    }
    return true;
}

From source file:Main.java

public static String convertListToStringForQuery(ArrayList<Integer> list) {
    String result = "(";
    for (int i = 0; i < list.size(); i++) {
        if (i != 0) {
            result = result + ",";
        }//from  w  w  w . ja  v  a  2 s  .co  m
        result = result + list.get(i).toString();
    }
    result = result + ")";
    return result;
}

From source file:Main.java

public static <T> T last(Collection<? extends T> collection) {
    ArrayList<T> list = new ArrayList<>(collection);
    return list.isEmpty() ? null : list.get(list.size() - 1);
}

From source file:Main.java

private static String getCommonSubStringFromList(ArrayList<String> list) {
    if (list != null && list.size() > 0) {
        String[] tokens = ((String) list.get(0)).split("/");
        String path = null;// ww w  .j  a v  a 2s  . c  o m
        String temp = "";

        for (int i = 0; i < tokens.length; ++i) {
            if (!tokens[i].trim().isEmpty()) {
                temp = temp + "/" + tokens[i];
                if (isValidSubString(list, temp)) {
                    path = temp;
                }
            }
        }

        return path;
    } else {
        return null;
    }
}

From source file:Main.java

private static <T> boolean isInRange(ArrayList<T> list, int position) {
    return !(position < 0 || position >= list.size());
}

From source file:Main.java

public static <T> boolean isContain(ArrayList<T> a, ArrayList<T> b) {
    boolean res = false;
    for (int i = 0; i < b.size(); i++) {
        if (!a.contains(b.get(i))) {
            break;
        }/*from  w  w w .  j  a v a 2s.  c o m*/
        if (i == b.size() - 1) {
            res = true;
        }
    }
    return res;
}

From source file:Main.java

/**
 * Joins the arraylist into a single string, combining them with commas.
 * @param list/*from w  w w  . ja  va2s.  c  o  m*/
 * @return
 */
public static String join(ArrayList<String> list) {
    String item = "";

    for (int i = 0; i < list.size(); i++) {
        if (i > 0)
            item += ",";

        item += list.get(i);
    }

    return item;
}

From source file:Main.java

public static String joinStrings(String connector, ArrayList<String> strings, StringBuilder recycle) {
    if (strings.size() <= 0) {
        return "";
    }//from  w  w w.  j  a v a  2  s.  c  om
    if (recycle == null) {
        recycle = new StringBuilder();
    } else {
        recycle.setLength(0);
    }
    recycle.append(strings.get(0));
    for (int i = 1; i < strings.size(); i++) {
        recycle.append(connector);
        recycle.append(strings.get(i));
    }
    return recycle.toString();
}

From source file:Main.java

public static String getArrayListInString(ArrayList<Integer> array) {
    String numbers = "";

    for (int i = 0; i < array.size(); i++) {

        numbers = numbers + array.get(i);

        if (i != array.size() - 1) {
            numbers = numbers + ", ";
        }/*from ww w  .  j  a  v a2  s  .  com*/

    }
    return numbers;
}