public void placeHydrogens2D(IAtomContainer container, IAtom atom) {
        double bondLength = GeometryUtil.getBondLengthAverage(container);
        placeHydrogens2D(container, atom, bondLength);
    }
public void placeHydrogens2D ( IAtomContainer container , IAtom atom ) { double bondLength = GeometryUtil . getBondLengthAverage ( container ) ; placeHydrogens2D ( container , atom , bondLength ) ; }
Place hydrogens connected to the given atom using the average bond length
in the container.

@param container atom container of which <i>atom</i> is a member
@param atom      the atom of which to place connected hydrogens
@throws IllegalArgumentException if the <i>atom</i> does not have 2d
coordinates
@see #placeHydrogens2D(org.openscience.cdk.interfaces.IAtomContainer,
double)