Example usage for java.util Vector contains

Introduction

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

Prototype

public boolean contains(Object o)

Source Link

Document

Returns true if this vector contains the specified element.

Usage

From source file:Main.java

public static void main(String[] arguments) {
    String[] codes = { "alpha", "lambda", "gamma", "delta", "zeta" };

    Vector list = new Vector();

    for (int i = 0; i < codes.length; i++) {
        if (!list.contains(codes[i])) {
            list.add(codes[i]);/*from  w w  w. j a v a2 s .  co m*/
        }
    }
    for (Iterator ite = list.iterator(); ite.hasNext();) {
        String output = (String) ite.next();
        System.out.println(output);
    }
}

From source file:FindVector.java

public static void main(String args[]) {
    String data[] = { "Java", "Source", "and", "Support", "." };

    Vector v = new Vector();
    for (int i = 0, n = data.length; i < n; i++) {
        v.add(data[i]);//  w  w  w  . jav a2  s.  c o m
    }
    System.out.println(v);
    System.out.println("Contains Java?: " + v.contains("Java"));
    System.out.println("Contains Java2s?: " + v.contains("Java2s"));
    System.out.println("Where's and?: " + v.indexOf("and"));
    System.out.println("Where's Source?: " + v.indexOf("Source"));
    System.out.println("Where's Java from end?: " + v.lastIndexOf("Java"));
}

From source file:Main.java

public static void main(String[] args) {
    Vector<String> v = new Vector<String>();
    v.add("1");//from   w w  w  .  j  a v a  2s .c  om
    v.add("2");
    v.add("3");
    v.add("4");
    v.add("5");
    v.add("1");
    v.add("2");

    System.out.println(v.contains("3"));
    System.out.println(v.indexOf("5"));
    System.out.println(v.lastIndexOf("2"));
}

From source file:Main.java

public static void main(String[] args) {

    Vector<Integer> vec = new Vector<Integer>(4);

    vec.add(4);/*from w ww  .  j  ava  2s .co  m*/
    vec.add(3);
    vec.add(2);
    vec.add(1);

    // let us check the existence of number 4 in the vector
    System.out.println(vec.contains(4));
}

From source file:FindVector2.java

public static void main(String args[]) {
    Vector v = new Vector();
    for (int i = 0, n = members.length; i < n; i++) {
        v.add(members[i]);/*  ww  w  .  j a v a2  s . co  m*/
    }
    System.out.println(v);
    System.out.println("Contains Society?: " + v.contains("Society"));
    System.out.println("Contains Waldo?: " + v.contains("Waldo"));
    System.out.println("Where's Waldo?: " + v.indexOf("Waldo"));
    System.out.println("Where's Thoreau?: " + v.indexOf("Thoreau"));
    System.out.println("Where's Thoreau from end?: " + v.lastIndexOf("Thoreau"));
    int index = 0;
    int length = v.size();
    while ((index < length) && (index >= 0)) {
        index = v.indexOf("Thoreau", index);
        if (index != -1) {
            System.out.println(v.get(index));
            index++;
        }
    }
}

From source file:MainClass.java

public static void main(String args[]) {
    Vector v = new Vector();
    for (int i = 0, n = members.length; i < n; i++) {
        v.add(members[i]);/*from   w w w  .  ja v a 2s .c om*/
    }
    System.out.println(v);
    System.out.println("Contains A?: " + v.contains("A"));
    System.out.println("Where's A?: " + v.indexOf("A"));
    System.out.println("Where's B from end?: " + v.lastIndexOf("B"));
    int index = 0;
    int length = v.size();
    while ((index < length) && (index >= 0)) {
        index = v.indexOf("C", index);
        if (index != -1) {
            System.out.println(v.get(index));
            index++;
        }
    }
}

From source file:MainClass.java

public static void main(String args[]) {

    // initial size is 3, increment is 2
    Vector<Integer> v = new Vector<Integer>(3, 2);

    System.out.println("Initial size: " + v.size());
    System.out.println("Initial capacity: " + v.capacity());

    v.addElement(1);/*w w w. j  a va2s. c om*/
    v.addElement(2);

    System.out.println("First element: " + v.firstElement());
    System.out.println("Last element: " + v.lastElement());

    if (v.contains(3))
        System.out.println("Vector contains 3.");
}

From source file:Main.java

public static <T> List<T> uniqueList(List<T> list) {
    Vector<T> v = new Vector<T>();
    for (T obj : list) {
        if (!v.contains(obj)) {
            v.add((T) obj);// w  w  w .j  av  a  2 s.  c o m
        }
    }
    return v;
}

From source file:Main.java

/** Adds an object to a list if not already contained. */
public static void tryAdd(Vector vector, Object object) {
    if (object == null) {
        return;/* ww  w .  j  a v  a2 s. c o m*/
    }
    if (!vector.contains(object)) {
        vector.add(object);
    }
}

From source file:Main.java

/** Adds an object to the start of a list if not already contained. */
public static void tryInsert(Vector vector, Object object) {
    if (object == null) {
        return;//  w  ww . j ava 2 s .c  om
    }
    if (!vector.contains(object)) {
        vector.insertElementAt(object, 0);
    }
}