MedianFilter.java

package urbi;

import java.util.Vector;

public class    MedianFilter
{
        private Vector  tab;

        private double          size = 0;

        public MedianFilter(int size)
        {
                this.size = size;
                tab = new Vector();
        }

        public boolean  checkSize()
        {
                if (tab.size() == size)
                        return true;
                return false;
        }

        public double           getMedian()
        {
                Double median = (Double)tab.get((int)(size / 2));
                tab.removeAllElements();
                return median.doubleValue();
        }

        public void             addElement(double elt)
        {
                if (tab.size() == 0)
                        tab.add(new Double(elt));
                else
                        {
                                int             i;

                                for (i = 0; i < tab.size() && elt > ((Double)tab.get(i)).doubleValue(); i++)
                                        ;

                                tab.add(i, new Double(elt));
                        }
        }

        public String toString()
        {
                return tab.toString();
        }
}