TreeSet ceiling() method in java
import java.util.TreeSet;
public class TreeSetCeilingMethodExample
{
public static void main(String[] args)
{
try
{
TreeSet<Integer> ts = new TreeSet<Integer>();
ts.add(50);
ts.add(60);
ts.add(70);
ts.add(80);
System.out.println("TreeSet values: " + ts);
// get ceiling value for 65 using ceiling() method
int value = ts.ceiling(65);
// print the ceiling value
System.out.println("Ceiling value for 65: " + value);
}
catch(NullPointerException ex)
{
System.out.println("Exception: " + ex);
}
}
}