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HomePage.java
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HomePage.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache 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://www.apache.org/licenses/LICENSE-2.0
*
* 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.apache.isis.viewer.wicket.ui.pages.home;
import org.apache.wicket.authroles.authorization.strategies.role.annotations.AuthorizeInstantiation;
import org.apache.wicket.request.cycle.RequestCycle;
import org.apache.wicket.request.mapper.parameter.PageParameters;
import org.apache.isis.applib.services.message.MessageService;
import org.apache.isis.core.metamodel.spec.ManagedObjects;
import org.apache.isis.viewer.wicket.ui.ComponentType;
import org.apache.isis.viewer.wicket.ui.components.widgets.breadcrumbs.BreadcrumbModelProvider;
import org.apache.isis.viewer.wicket.ui.pages.PageAbstract;
import org.apache.isis.viewer.wicket.ui.pages.entity.EntityPage;
import org.apache.isis.viewer.wicket.ui.util.Components;
import lombok.val;
/**
* Web page representing the home page (showing a welcome message).
*/
@AuthorizeInstantiation("org.apache.isis.viewer.wicket.roles.USER")
public class HomePage extends PageAbstract {
private static final long serialVersionUID = 1L;
public HomePage(final PageParameters parameters) {
super(parameters, null);
addChildComponents(themeDiv, null);
buildGui();
addBookmarkedPages(themeDiv);
}
private void buildGui() {
if(super.getPageParameters() == null) {
super.getCommonContext().lookupServiceElseFail(MessageService.class)
.informUser("Page timeout");
}
val homePageAdapter = super.getCommonContext().getHomePageAdapter();
if(ManagedObjects.isSpecified(homePageAdapter)) {
val requestCycle = RequestCycle.get();
try {
val page = new EntityPage(getCommonContext(), homePageAdapter);
requestCycle.setResponsePage(page);
} catch (Exception ignore) {
// fallback (eg if permissions problem)
Components.permanentlyHide(themeDiv, ComponentType.ACTION_PROMPT);
getComponentFactoryRegistry().addOrReplaceComponent(themeDiv, ComponentType.WELCOME, null);
}
} else {
Components.permanentlyHide(themeDiv, ComponentType.ACTION_PROMPT);
getComponentFactoryRegistry().addOrReplaceComponent(themeDiv, ComponentType.WELCOME, null);
}
val breadcrumbModelProvider = (BreadcrumbModelProvider) getSession();
val breadcrumbModel = breadcrumbModelProvider.getBreadcrumbModel();
breadcrumbModel.visitedHomePage();
}
}