can i do a for loop in a while java code example

Example 1: loop while in java

while(i < 5) //while i < 5 stay in the loop
{
  System.out.print(i);
  i++;
}
/*
	do someting
	change variable
    call methods
    etc...
*/

Example 2: do while jaca

do
{
  // do something
} while (true);