Try
public static void main(String[] args)
{
String s = "123 4545>abc5 >4545454 45454 45 44555< 454545";
String[] tokens = s.split("<|>");
for(String t : tokens)
System.out.println(t);
}
Output:
123 4545
abc5
4545454 45454 45 44555
454545