Java tutorial
/* * Copyright 2014 by SCSK Corporation. * * This file is part of PrimeCloud Controller(TM). * * PrimeCloud Controller(TM) is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2 of the License, or * (at your option) any later version. * * PrimeCloud Controller(TM) is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with PrimeCloud Controller(TM). If not, see <http://www.gnu.org/licenses/>. */ package jp.primecloud.auto.ui; import java.util.ArrayList; import java.util.Collection; import java.util.List; import jp.primecloud.auto.config.Config; import jp.primecloud.auto.service.FarmService; import jp.primecloud.auto.service.dto.ComponentDto; import jp.primecloud.auto.service.dto.ComponentInstanceDto; import jp.primecloud.auto.service.dto.FarmDto; import jp.primecloud.auto.service.dto.InstanceDto; import jp.primecloud.auto.service.dto.LoadBalancerDto; import jp.primecloud.auto.ui.util.BeanContext; import jp.primecloud.auto.ui.util.Icons; import jp.primecloud.auto.ui.util.ViewContext; import jp.primecloud.auto.ui.util.ViewProperties; import org.apache.commons.lang.BooleanUtils; import org.apache.commons.lang.StringUtils; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.vaadin.henrik.refresher.Refresher; import com.vaadin.ui.Button; import com.vaadin.ui.Button.ClickEvent; import com.vaadin.ui.CssLayout; import com.vaadin.ui.Panel; import com.vaadin.ui.TabSheet; import com.vaadin.ui.TabSheet.SelectedTabChangeEvent; import com.vaadin.ui.TabSheet.SelectedTabChangeListener; import com.vaadin.ui.TextField; import com.vaadin.ui.VerticalLayout; import com.vaadin.ui.Window; import com.vaadin.ui.Window.CloseEvent; import com.vaadin.ui.themes.Reindeer; /** * <p> * ????? * </p> * */ @SuppressWarnings("serial") public class MainView extends VerticalLayout { protected Log log = LogFactory.getLog(MainView.class); private TopBar topBar; private TextField myCloudField; private Button reloadButton; TabSheet tab; ServicePanel servicePanel; ServerPanel serverPanel; LoadBalancerPanel loadBalancerPanel; @Override public void attach() { setSizeFull(); addStyleName("mycloud-panel"); setMargin(false); setSpacing(false); // ??? topBar = new TopBar(this); addComponent(topBar); // ??? CssLayout topLayout = new CssLayout(); topLayout.setWidth("100%"); topLayout.setHeight("28px"); topLayout.addStyleName("mycloud-name"); topLayout.setMargin(true); addComponent(topLayout); // myCloud?? myCloudField = new TextField(); myCloudField.setWidth("80%"); myCloudField.addStyleName("mycloud-label"); myCloudField.setEnabled(false); myCloudField.setReadOnly(true); topLayout.addComponent(myCloudField); // Reload reloadButton = new Button(ViewProperties.getCaption("button.reload")); reloadButton.setDescription(ViewProperties.getCaption("description.reload")); reloadButton.addStyleName("sync-button"); reloadButton.addStyleName("borderless"); reloadButton.setIcon(Icons.SYNC.resource()); reloadButton.setEnabled(false); reloadButton.addListener(new Button.ClickListener() { @Override public void buttonClick(ClickEvent event) { refresh(); } }); topLayout.addComponent(reloadButton); // myCloud VerticalLayout mainLayout = new VerticalLayout(); mainLayout.setSizeFull(); mainLayout.setSpacing(false); mainLayout.setMargin(false); Panel mainPanel = new Panel(mainLayout); mainPanel.setSizeFull(); mainPanel.addStyleName(Reindeer.PANEL_LIGHT); addComponent(mainPanel); setExpandRatio(mainPanel, 100); // tab = new TabSheet(); tab.setSizeFull(); tab.setEnabled(false); tab.addStyleName(Reindeer.TABSHEET_BORDERLESS); mainLayout.addComponent(tab); mainLayout.setExpandRatio(tab, 100); // String enableService = Config.getProperty("ui.enableService"); if (enableService == null || BooleanUtils.toBoolean(enableService)) { servicePanel = new ServicePanel(this); tab.addTab(servicePanel, ViewProperties.getCaption("tab.service"), Icons.SERVICETAB.resource()); } // ? serverPanel = new ServerPanel(this); tab.addTab(serverPanel, ViewProperties.getCaption("tab.server"), Icons.SERVERTAB.resource()); // ? String enableLoadBalancer = Config.getProperty("ui.enableLoadBalancer"); if (enableLoadBalancer == null || BooleanUtils.toBoolean(enableLoadBalancer)) { loadBalancerPanel = new LoadBalancerPanel(this); tab.addTab(loadBalancerPanel, ViewProperties.getCaption("tab.loadbalancer"), Icons.LOADBALANCER_TAB.resource()); } // ??????? tab.addListener(new SelectedTabChangeListener() { @Override public void selectedTabChange(SelectedTabChangeEvent event) { MainView.this.selectedTabChange(event); } }); // ? Refresher timer = new Refresher(); timer.setRefreshInterval(15 * 1000); //(msec) timer.addListener(new Refresher.RefreshListener() { @Override public void refresh(Refresher source) { if (needsRefresh()) { refreshTableOnly(); } } }); mainLayout.addComponent(timer); // ? showLogin(); } public void showLogin() { WinLogin winLogin = new WinLogin(); winLogin.addListener(new Window.CloseListener() { @Override public void windowClose(CloseEvent e) { // ????? Long userNo = ViewContext.getUserNo(); if (userNo != null) { topBar.loginSuccess(); } } }); getApplication().getMainWindow().addWindow(winLogin); } public void refresh() { // myCloud? FarmDto dto = null; Long farmNo = ViewContext.getFarmNo(); if (farmNo != null) { FarmService farmService = BeanContext.getBean(FarmService.class); dto = farmService.getFarm(farmNo); } if (dto != null) { String mycloud = dto.getFarm().getFarmName() + " [ " + dto.getFarm().getDomainName() + " ]"; if (StringUtils.isNotEmpty(dto.getFarm().getComment())) { mycloud = mycloud + " - " + dto.getFarm().getComment(); } myCloudField.setReadOnly(false); myCloudField.setValue(mycloud); myCloudField.setReadOnly(true); refreshTable(); tab.setEnabled(true); reloadButton.setEnabled(true); } else { myCloudField.setReadOnly(false); myCloudField.setValue(""); myCloudField.setReadOnly(true); refreshTable(); tab.setEnabled(false); reloadButton.setEnabled(false); } } public ComponentDto getComponent(Long componentNo) { if (servicePanel == null) { return null; } for (ComponentDto component : (Collection<ComponentDto>) servicePanel.serviceTable.getItemIds()) { if (componentNo.equals(component.getComponent().getComponentNo())) { return component; } } return null; } public List<ComponentDto> getComponents(List<ComponentInstanceDto> componentInstances) { List<ComponentDto> components = new ArrayList<ComponentDto>(); if (servicePanel == null) { return components; } for (ComponentDto component : (Collection<ComponentDto>) servicePanel.serviceTable.getItemIds()) { for (ComponentInstanceDto componentInstance : componentInstances) { if (componentInstance.getComponentInstance().getComponentNo() .equals(component.getComponent().getComponentNo())) { if (!components.contains(component)) { components.add(component); } break; } } } return components; } public List<InstanceDto> getInstances() { List<InstanceDto> instances = new ArrayList<InstanceDto>(); instances.addAll((Collection<InstanceDto>) serverPanel.serverTable.getItemIds()); return instances; } public List<InstanceDto> getInstances(List<ComponentInstanceDto> componentInstances) { List<InstanceDto> instances = new ArrayList<InstanceDto>(); for (InstanceDto instance : (Collection<InstanceDto>) serverPanel.serverTable.getItemIds()) { for (ComponentInstanceDto componentInstance : componentInstances) { if (componentInstance.getComponentInstance().getInstanceNo() .equals(instance.getInstance().getInstanceNo())) { if (!instances.contains(instance)) { instances.add(instance); } break; } } } return instances; } public List<LoadBalancerDto> getLoadBalancers(Long componentNo) { List<LoadBalancerDto> loadBalancers = new ArrayList<LoadBalancerDto>(); if (loadBalancerPanel == null) { return loadBalancers; } for (LoadBalancerDto loadBalancer : (Collection<LoadBalancerDto>) loadBalancerPanel.loadBalancerTable .getItemIds()) { if (componentNo.equals(loadBalancer.getLoadBalancer().getComponentNo())) { loadBalancers.add(loadBalancer); } } return loadBalancers; } public void initialize() { if (servicePanel != null) { servicePanel.initialize(); } serverPanel.initialize(); if (loadBalancerPanel != null) { loadBalancerPanel.initialize(); } } public void refreshTable() { if (servicePanel != null) { servicePanel.refreshTable(); } serverPanel.refreshTable(); if (loadBalancerPanel != null) { loadBalancerPanel.refreshTable(); } } public void refreshTableOnly() { if (servicePanel != null) { servicePanel.serviceTable.refreshData(); } serverPanel.serverTable.refreshData(); if (loadBalancerPanel != null) { loadBalancerPanel.loadBalancerTable.refreshData(); } } private boolean needsRefresh() { if (ViewContext.getFarmNo() == null) { return false; } if (servicePanel != null) { if (servicePanel.needsRefresh()) { return true; } } if (serverPanel.needsRefresh()) { return true; } if (loadBalancerPanel != null) { if (loadBalancerPanel.needsRefresh()) { return true; } } return false; } private void selectedTabChange(SelectedTabChangeEvent event) { if (tab.getSelectedTab() == servicePanel) { servicePanel.refreshDesc(); } else if (tab.getSelectedTab() == serverPanel) { serverPanel.refreshDesc(); } else if (tab.getSelectedTab() == loadBalancerPanel) { loadBalancerPanel.refreshDesc(); } } }