Vertex.java

package GPL;

import java.util.LinkedList;

// of Graph
 
// The weighted layer needs to extend Vertex to provide a new 
// LinkedList to hold the  weigths  of the edges
// ************************************************************
 
public class Vertex {
    public LinkedList weightsList;
 
    public void VertexConstructor() {
        original();
        weightsList = new LinkedList();
    }
         
    public void addWeight( int weight )
    {
        weightsList.add( new Integer( weight ) );
    }
    
    public void adjustAdorns( Vertex the_vertex, int index )
    {
        int the_weight = ( ( Integer )the_vertex.weightsList.get( index ) ).intValue();
        weightsList.add( new Integer( the_weight ) );
        original( the_vertex, index );
    }
                          
    public void display()
    {
        int s = weightsList.size();
        int i;

        System.out.print( " Weights : " );

        for ( i=0; i<s; i++ ) {
            System.out.print( ( ( Integer )weightsList.get( i ) ).intValue() + ", " );
        }

        original();
    }

}