gets the bond order of this bond . a return value of ' 1 ' corresponds to a single bond , ' 2 ' to a double bond , etc. . concode_field_sep long serialVersionUID concode_elem_sep Atom atomB concode_elem_sep Atom atomA concode_elem_sep int bondOrder concode_field_sep Atom getAtomA concode_elem_sep Atom getAtomB concode_elem_sep void addSelfToAtoms concode_elem_sep double getLength concode_elem_sep Atom getOther concode_elem_sep String toString
int function ( ) { return bondOrder ; }