1 package JSci.chemistry; 2 3 /** 4 * A bond between two atoms. 5 */ 6 public abstract class Bond extends Object { 7 protected final Atom atom1; 8 protected final Atom atom2; 9 10 public Bond(Atom a, Atom b) { 11 atom1 = a; 12 atom2 = b; 13 } 14 } 15 16