import ChemPlugin.*;

public class Links2 {

   public static void main(String[] args) {

      int nx = 5, ny = 3;
      System.out.println(String.format("Link ChemPlugin instances into a %d by %d grid\n", nx, ny));

      // Create the ChemPlugin instances
      ChemPlugin cp_left = new ChemPlugin();
      ChemPlugin cp_right = new ChemPlugin();
      ChemPlugin cp_bottom = new ChemPlugin();
      ChemPlugin cp_top = new ChemPlugin();

      ChemPlugin cp[] = new ChemPlugin[nx*ny];
      for(int i=0; i < nx*ny; i++)
         cp[i] = new ChemPlugin();

      for (int j=0; j<ny; j++){
         for (int i=0; i<nx; i++){
            int ij = i + j *nx;
            if (i == 0)
               cp[ij].Link(cp_left);
            else
               cp[ij].Link(cp[ij-1]);

            if (j == 0)
               cp[ij].Link(cp_bottom);
            else
               cp[ij].Link(cp[ij-nx]);
            if (j == (ny - 1))
               cp_top.Link(cp[ij]);
         }
         cp_right.Link(cp[(j+1)*nx - 1]);
      }

      // Report the number of links to each instance
      System.out.println(String.format("Left boundary is linked to %d instances", cp_left.nLinks()));
      System.out.println(String.format("Bottom boundary is linked to %d instances", cp_bottom.nLinks()));
      for (int i=0; i < nx*ny; i++)
         System.out.println(String.format("Instance %2d is linked to %d instances", i, cp[i].nLinks()));
      System.out.println(String.format("Top boundary is linked to %d instances", cp_top.nLinks()));
      System.out.println(String.format("Right boundary is linked to %d instances", cp_right.nLinks()));

   }

}