public ValueExpression getValueExpression(String name) {

        if (name == null) {
            throw new NullPointerException();
        }

        return ((bindings == null) ? null : bindings.get(name));
    }
public ValueExpression getValueExpression ( String name ) { if ( name == null ) { throw new NullPointerException ( ) ; } return ( ( bindings == null ) ? null : bindings . get ( name ) ) ; }
<p class="changed_added_2_0">Returns the {@link ValueExpression}
used to calculate the value for the specified property name, if any.
</p>

@param name Name of the property for which to retrieve a
{@link ValueExpression}

@throws NullPointerException if <code>name</code>
is <code>null</code>