this.target = ComponentSelectorParsers.parser().parseNotation(notation);
        addRuleDescriptor((ComponentSelectionDescriptorInternal) ruleDescriptor);
        validateTarget(target);
    }

    void addRuleDescriptor(ComponentSelectionDescriptorInternal ruleDescriptor) {
        if (this.ruleDescriptors == null) {
            this.ruleDescriptors = new ArrayList<>();
        }

// See func Dial of the net package of standard library for a
// description of the network and address parameters.
func (d *socksDialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) {
	if err := d.validateTarget(network, address); err != nil {
		proxy, dst, _ := d.pathAddrs(address)
		return nil, &net.OpError{Op: d.cmd.String(), Net: network, Source: proxy, Addr: dst, Err: err}
	}
	if ctx == nil {

                return this;
            }

            @Override
            public Substitution using(ComponentSelector notation) {
                DefaultDependencySubstitution.validateTarget(notation);

                // A project is involved, need to be aware of it
                boolean projectInvolved = substituted instanceof ProjectComponentSelector || notation instanceof ProjectComponentSelector;