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package org.apache.juneau.rest;

import static org.apache.juneau.http.HttpMethodName.*;

import org.apache.juneau.rest.annotation.*;
import org.apache.juneau.rest.helper.*;

/**
 * Specialized subclass of {@link BasicRestServlet} for showing "group" pages.
 *
 * <p>
 * Group pages consist of simple lists of child resource URLs and their labels.
 * They're meant to be used as jumping-off points for child resources.
 *
 * <p>
 * Child resources are specified using the {@link Rest#children() @Rest(children)} annotation.
 *
 * <ul class='seealso'>
 * 	<li class='link'>{@doc juneau-rest-server.Instantiation.BasicRestServletGroup}
 * </ul>
 */
@Rest
public abstract class BasicRestServletGroup extends BasicRestServlet {
	private static final long serialVersionUID = 1L;

	/**
	 * [GET /] - Get child resources.
	 *
	 * @param req The HTTP request.
	 * @return The bean containing links to the child resources.
	 */
	@RestMethod(name=GET, path="/", summary="Navigation page")
	public ChildResourceDescriptions getChildren(RestRequest req) {
		return new ChildResourceDescriptions(req);
	}
}