Java tutorial
/* * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * Copyright (c) 2013, MPL CodeInside http://codeinside.ru */ package ru.codeinside.gses.manager.processdefeniton; import java.io.InputStream; import java.text.DecimalFormat; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.List; import org.activiti.engine.ProcessEngine; import org.activiti.engine.RepositoryService; import org.activiti.engine.repository.ProcessDefinition; import ru.codeinside.adm.database.DefinitionStatus; import ru.codeinside.adm.database.Employee; import ru.codeinside.adm.database.ProcedureProcessDefinition; import ru.codeinside.adm.ui.LazyLoadingContainer2; import ru.codeinside.gses.manager.ManagerService; import ru.codeinside.gses.service.Functions; import ru.codeinside.gses.service.PF; import ru.codeinside.gses.webui.Flash; import ru.codeinside.gses.webui.actions.deployment.DeploymentStartListener; import ru.codeinside.gses.webui.actions.deployment.DeploymentSucceededListener; import ru.codeinside.gses.webui.actions.deployment.DeploymentUploadReceiver; import ru.codeinside.gses.webui.components.ContentWindowChanger; import ru.codeinside.gses.webui.components.DeploymentAddUi; import ru.codeinside.gses.webui.components.ProcessDefinitionShowUi; import ru.codeinside.gses.webui.containers.LazyLoadingContainer; import ru.codeinside.gses.webui.containers.LazyLoadingQuery; import ru.codeinside.gses.webui.utils.Components; import com.google.common.base.Function; import com.vaadin.Application; import com.vaadin.data.Item; import com.vaadin.data.util.ObjectProperty; import com.vaadin.data.util.PropertysetItem; import com.vaadin.terminal.DownloadStream; import com.vaadin.terminal.StreamResource; import com.vaadin.terminal.StreamResource.StreamSource; import com.vaadin.ui.Button; import com.vaadin.ui.Button.ClickEvent; import com.vaadin.ui.Button.ClickListener; import com.vaadin.ui.ComboBox; import com.vaadin.ui.Component; import com.vaadin.ui.HorizontalLayout; import com.vaadin.ui.Label; import com.vaadin.ui.Window; public class ProcessDefenitionQuery implements LazyLoadingQuery { private static final long serialVersionUID = 1L; final SimpleDateFormat formatter = new SimpleDateFormat("dd.MM.yyyy HH:mm"); DecimalFormat df = new DecimalFormat("##.00"); String[] sortProps = {}; boolean[] sortAsc = {}; private final String procedureId; private final LazyLoadingContainer2 proceduresContainer; public ProcessDefenitionQuery(String procedureId, LazyLoadingContainer2 proceduresContainer) { this.procedureId = procedureId; this.proceduresContainer = proceduresContainer; } @Override public int size() { return ManagerService.get().getProcessDefenitionCountByProcedureId(procedureId); } @Override public List<Item> loadItems(int start, int count) { ArrayList<Item> items = new ArrayList<Item>(); for (ProcedureProcessDefinition procedure : ManagerService.get() .getProcessDefenitionsByProcedureId(procedureId, start, count, sortProps, sortAsc)) { items.add(createItem(procedure)); } return items; } @Override public Item loadSingleResult(String id) { final ProcedureProcessDefinition procedure = ManagerService.get().getProcessDefenition(id); return createItem(procedure); } PropertysetItem createItem(final ProcedureProcessDefinition p) { PropertysetItem item = new PropertysetItem(); ClickListener listener = new ClickListener() { private static final long serialVersionUID = -8900212370037948964L; @Override public void buttonClick(ClickEvent event) { Window mainWin = event.getButton().getApplication().getMainWindow(); ProcessDefinition processDefinition = Functions.withRepository(Flash.login(), new Function<RepositoryService, ProcessDefinition>() { public ProcessDefinition apply(RepositoryService srv) { return srv.createProcessDefinitionQuery() .processDefinitionId(p.getProcessDefinitionId()).singleResult(); } }); String caption = "?? " + df.format(p.getVersion()); Window win = Components.createWindow(mainWin, caption); win.center(); ContentWindowChanger changer = new ContentWindowChanger(win); ProcessDefinitionShowUi putComponent = new ProcessDefinitionShowUi(processDefinition, changer); changer.set(putComponent, caption); } }; ObjectProperty<Component> versionProperty = Components.buttonProperty(df.format(p.getVersion()), listener); item.addItemProperty("version", versionProperty); HorizontalLayout ll = new HorizontalLayout(); ll.setSpacing(true); DefinitionStatus status = p.getStatus(); final Label label = new Label(status.getLabelName()); label.setWidth("100px"); ll.addComponent(label); final ComboBox comboBox = new ComboBox(); comboBox.setWidth("100px"); comboBox.setNullSelectionAllowed(false); for (DefinitionStatus s : status.getAvailableStatus()) { comboBox.addItem(s.getLabelName()); comboBox.setValue(s.getLabelName()); } if (!status.equals(DefinitionStatus.PathToArchive) && !status.getAvailableStatus().isEmpty()) { ll.addComponent(comboBox); Button c = new Button("ok"); c.addListener(new ClickListener() { private static final long serialVersionUID = 2966059295049064338L; @Override public void buttonClick(ClickEvent event) { Object value = comboBox.getValue(); final String newValue = value.toString(); final DefinitionStatus newStatus = DefinitionStatus.getStatusByLabelName(newValue); if (DefinitionStatus.Work.equals(newStatus)) { final List<ProcedureProcessDefinition> works = ManagerService.get() .getProcessDefenitionWithStatus(p, DefinitionStatus.Work); if (!works.isEmpty()) { final Window thisWindow = event.getButton().getWindow(); comfirmAction(thisWindow, p, label, newValue, newStatus, works); return; } } ManagerService.get().updateProcessDefinationStatus(p.getProcessDefinitionId(), newStatus); label.setValue(null); label.setCaption(newValue); paramLazyLoadingContainer.fireItemSetChange(); proceduresContainer.fireItemSetChange(); } private void comfirmAction(final Window thisWindow, final ProcedureProcessDefinition p, final Label label, final String newValue, final DefinitionStatus newStatus, final List<ProcedureProcessDefinition> works) { final Window window = new Window(); window.setModal(true); window.setContent(new HorizontalLayout()); window.setCaption(" ? " + df.format(works.get(0).getVersion()) + " ? ?? "); Button save = new Button(""); save.addListener(new ClickListener() { private static final long serialVersionUID = 3229924940535642819L; @Override public void buttonClick(ClickEvent event) { ManagerService.get().updateProcessDefinationStatus(p.getProcessDefinitionId(), newStatus); label.setValue(null); label.setCaption(newValue); paramLazyLoadingContainer.fireItemSetChange(); proceduresContainer.fireItemSetChange(); closeWindow(thisWindow, window); } }); window.addComponent(save); Button c2 = new Button("?"); c2.addListener(new ClickListener() { private static final long serialVersionUID = 4502614143261892063L; @Override public void buttonClick(ClickEvent event) { closeWindow(thisWindow, window); } }); window.addComponent(c2); thisWindow.addWindow(window); } }); ll.addComponent(c); } item.addItemProperty("status", new ObjectProperty<Component>(ll)); item.addItemProperty("date", Components.stringProperty(formatter.format(p.getDateCreated()))); Employee creator = p.getCreator(); item.addItemProperty("user", Components.stringProperty(creator == null ? null : creator.getLogin())); Button b = new Button(""); b.addListener(new ClickListener() { private static final long serialVersionUID = 1362078893385574138L; @Override public void buttonClick(ClickEvent event) { StreamSource streamSource = new StreamSource() { private static final long serialVersionUID = 456334952891567271L; public InputStream getStream() { return Functions.withEngine(new PF<InputStream>() { private static final long serialVersionUID = 1L; public InputStream apply(ProcessEngine s) { return s.getRepositoryService().getProcessModel(p.getProcessDefinitionId()); } }); } }; final Application application = event.getButton().getApplication(); StreamResource resource = new StreamResource(streamSource, "test" + ".xml", application) { private static final long serialVersionUID = -3869546661105572851L; public DownloadStream getStream() { final StreamSource ss = getStreamSource(); if (ss == null) { return null; } final DownloadStream ds = new DownloadStream(ss.getStream(), getMIMEType(), getFilename()); ds.setBufferSize(getBufferSize()); ds.setCacheTime(getCacheTime()); ds.setParameter("Content-Disposition", "attachment; filename=" + getFilename()); return ds; } }; Window window = event.getButton().getWindow(); window.open(resource); } }); item.addItemProperty("getRoute", new ObjectProperty<Component>(b)); ObjectProperty<Component> buttonProperty = null; if (status.equals(DefinitionStatus.Debugging)) { DeploymentUploadReceiver receiver = new DeploymentUploadReceiver(); DeploymentSucceededListener succeededListener = new DeploymentSucceededListener(receiver, procedureId, p.getProcessDefinitionId()); succeededListener.addLoadingContainer(paramLazyLoadingContainer); succeededListener.addLoadingContainer(proceduresContainer); DeploymentAddUi addUi = new DeploymentAddUi(new DeploymentStartListener(), receiver, succeededListener); addUi.setSizeFull(); buttonProperty = new ObjectProperty<Component>(addUi); } else { ClickListener l = new ClickListener() { private static final long serialVersionUID = 1362078893385574138L; @Override public void buttonClick(ClickEvent event) { } }; buttonProperty = Components.buttonProperty("", l); } item.addItemProperty("download", buttonProperty); return item; } private static void closeWindow(final Window thisWindow, final Window window) { thisWindow.removeWindow(window); if (thisWindow.getParent() != null) { thisWindow.getParent().removeWindow(window); } } private LazyLoadingContainer2 paramLazyLoadingContainer; @Override public void setLazyLoadingContainer(LazyLoadingContainer paramLazyLoadingContainer) { this.paramLazyLoadingContainer = (LazyLoadingContainer2) paramLazyLoadingContainer; } @Override public void setSorting(Object[] propertyIds, boolean[] ascending) { String[] props = new String[propertyIds.length]; for (int i = 0; i < propertyIds.length; i++) { props[i] = propertyIds[i].toString(); } sortProps = props; sortAsc = ascending; } }