package freenet.clients.http.wizardsteps;
import freenet.support.api.HTTPRequest;
import java.io.IOException;
/**
* Classes which implement Step are sub-Toadlets accessible only through the wizard, and are not registered in FProxy.
*/
public interface Step {
/**
* Renders a page for a step in the wizard by modifying contentNode.
* @param request The HTTPRequest for the page, used in its creation.
* @param helper used to get a style-conforming page content node, forms, and InfoBoxes without access to
* ToadletContext.
*/
public void getStep(HTTPRequest request, PageHelper helper);
/**
* Performs operations for the step.
* @param request Parameters to inform the step.
* @return a destination to redirect to.
* @throws IOException likely a setting failed to apply
*/
public String postStep(HTTPRequest request) throws IOException;
}