class KW
{
    public static void main(String args[])
    {
        int size=Integer.MAX_VALUE;
        System.out.println(size);
        String[] s=new String[size];
    }
}

kodingwindow@kw:~$ javac KW.java
kodingwindow@kw:~$ java KW
2147483647
Exception in thread "main" java.lang.OutOfMemoryError: Requested array size exceeds VM limit
    at KW.main(KW.java:7)
kodingwindow@kw:~$ 

class KW
{
    public static void main(String args[])
    {
        int size=Integer.MAX_VALUE;
        try
        {
            String[] s=new String[size];
        }
        catch(OutOfMemoryError e)
        {
            System.out.println("Array overflow");
            System.out.println(e.toString());
        }
    }
}

kodingwindow@kw:~$ javac KW.java
kodingwindow@kw:~$ java KW
Array overflow
java.lang.OutOfMemoryError: Requested array size exceeds VM limit
kodingwindow@kw:~$