java empty array

1if (myArray == null || myArray.length == 0) { }

1ArrayList<Class> myList = new ArrayList<Class>();

1int[] numbers = new int[5]; /* Empty array of type int and size 5 */
2String[] names = new String[10]; /* Empty array of type string and size 10 */

1//where n is the length you want the array to be
2// for integer array
3int[] intArray = new int[n];
4// for String array
5String[] strArray = new String[n];

1String [] names = new String[0];
2
3// or 
4
5int [] ages = {} 

1public static void main(String args[])
2{
3    int array[] = new int[4];
4    int number = 5, i = 0,j = 0;
5    while (i<4){
6        array[i]=number;
7        i=i+1;
8    }
9    while (j<4){
10        System.out.println(array[j]);
11        j++;
12    }
13}