Java tutorial
/** * Copyright (c) 2003-2017 The Apereo Foundation * * Licensed under the Educational Community License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://opensource.org/licenses/ecl2 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.sakaiproject.gradebookng.tool.actions; import com.fasterxml.jackson.databind.JsonNode; import org.apache.wicket.ajax.AjaxRequestTarget; import org.sakaiproject.gradebookng.tool.pages.SettingsPage; import java.io.Serializable; public class EditSettingsAction extends InjectableAction implements Serializable { private static final long serialVersionUID = 1L; public EditSettingsAction() { } private class EmptyOkResponse implements ActionResponse { public EmptyOkResponse() { } public String getStatus() { return "OK"; } public String toJson() { return "{}"; } } @Override public ActionResponse handleEvent(final JsonNode params, final AjaxRequestTarget target) { target.getPage().setResponsePage(SettingsPage.class); return new EmptyOkResponse(); } }