To print unique numbers eliminating duplicates from given array

Write a java code to print only unique numbers by eliminating duplicate numbers from the array? (using collection framework)

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import javax.swing.JOptionPane;

public static void main(String[] args) {
int[] array = new int[10];
for (int i=0; i array[i] = Integer.parseInt(JOptionPane.showInputDialog("Please enter"
+ "an integer:"));
checkDuplicate (array);
public static void checkDuplicate(int array []) {
for (int i = 0; i < array.length; i++) {
boolean found = false;
for (int j = 0; j < i; j++)
if (array[i] == array[j]) {
found = true;
if (!found)

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