Java tutorial
/** * Copyright (C) 2011 PROCESSBASE Ltd. * This library is free software; you can redistribute it and/or modify it under the terms * of the GNU Lesser General Public License as published by the Free Software Foundation * version 2.1 of the License. * This library 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 Lesser General Public License for more details. * You should have received a copy of the GNU Lesser General Public License along with this * program; if not, see <http://www.gnu.org/licenses/>. */ package org.processbase.ui.bpm.development; import com.vaadin.data.Item; import com.vaadin.data.util.IndexedContainer; import com.vaadin.ui.Button; import com.vaadin.ui.Button.ClickEvent; import com.vaadin.ui.Button.ClickListener; import com.vaadin.ui.CheckBox; import com.vaadin.ui.ComboBox; import com.vaadin.ui.Component; import com.vaadin.ui.Label; import com.vaadin.ui.TabSheet; import com.vaadin.ui.TabSheet.SelectedTabChangeEvent; import com.vaadin.ui.Table; import com.vaadin.ui.VerticalLayout; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.Set; import java.util.UUID; import org.ow2.bonita.facade.IdentityAPI; import org.ow2.bonita.facade.def.majorElement.ActivityDefinition; import org.ow2.bonita.facade.identity.Group; import org.ow2.bonita.facade.identity.Membership; import org.ow2.bonita.facade.identity.Role; import org.ow2.bonita.facade.privilege.Rule; import org.processbase.ui.core.Constants; import org.processbase.ui.core.ProcessbaseApplication; import org.processbase.ui.core.template.ButtonBar; import org.processbase.ui.core.template.ConfirmDialog; import org.processbase.ui.core.template.PbTableFieldFactory; import org.processbase.ui.core.template.PbWindow; import org.processbase.ui.core.template.TableLinkButton; /** * * @author mgubaidullin */ public class CustomUIDefinitionWindow extends PbWindow implements ClickListener, TabSheet.SelectedTabChangeListener { private String fileName = null; private Button addBtn; private ButtonBar buttons = new ButtonBar(); private Button closeBtn; private Button applyBtn; private Button saveAccessBtn; private Button deleteAllBtn; private Button deleteInstancesBtn; private Button downloadBtn; private CheckBox enableBtn; private Button archiveBtn; private Table activitiesTable = new Table(); private Table tableMembership = new Table(); private TabSheet tabSheet = new TabSheet(); private VerticalLayout v1 = new VerticalLayout(); private VerticalLayout v2 = new VerticalLayout(); private VerticalLayout v3 = new VerticalLayout(); private Set<String> deletedMembership = new HashSet<String>(); private Rule rule; public CustomUIDefinitionWindow(String fileName) { super(fileName); this.fileName = fileName; } public void initUI() { try { // VerticalLayout layout = (VerticalLayout) this.getContent(); // layout.setMargin(true); // layout.setSpacing(true); // layout.setStyleName(Reindeer.LAYOUT_WHITE); // // v1.setMargin(true, false, false, false); // v1.setSizeFull(); // // if (processDefinition.getLabel() != null) { // Label pdLabel = new Label("<b>" + processDefinition.getLabel() + "</b>"); // pdLabel.setContentMode(Label.CONTENT_XHTML); // v1.addComponent(pdLabel); // } // // if (processDefinition.getDescription() != null) { // Label pdDescription = new Label(processDefinition.getDescription()); // pdDescription.setContentMode(Label.CONTENT_XHTML); // v1.addComponent(pdDescription); // v1.setExpandRatio(pdDescription, 1); // } // // tabSheet.addTab(v1, ProcessbaseApplication.getCurrent().getMessages().getString("tabDescription"), null); // // activitiesTable.setSizeFull(); // // v2.setMargin(false, false, false, false); // v2.addComponent(activitiesTable); // v2.setSizeFull(); // tabSheet.addTab(v2, ProcessbaseApplication.getCurrent().getMessages().getString("tabCustomUI"), null); // // // prepare membership // prepareTableMembership(); // addBtn = new Button(ProcessbaseApplication.getCurrent().getMessages().getString("btnAdd"), this); // addBtn.setStyleName(Runo.BUTTON_SMALL); // v3.setMargin(false, false, false, false); // v3.setSpacing(true); // v3.addComponent(addBtn); // v3.setComponentAlignment(addBtn, Alignment.MIDDLE_RIGHT); // v3.addComponent(tableMembership); // v3.setSizeFull(); // tabSheet.addTab(v3, ProcessbaseApplication.getCurrent().getMessages().getString("processAccess"), null); // refreshTableMembership(); // // tabSheet.setStyleName(Reindeer.TABSHEET_MINIMAL); // tabSheet.setSizeFull(); // tabSheet.addListener((TabSheet.SelectedTabChangeListener) this); // layout.addComponent(tabSheet); // layout.setExpandRatio(tabSheet, 1); // // closeBtn = new Button(ProcessbaseApplication.getCurrent().getMessages().getString("btnClose"), this); // applyBtn = new Button(ProcessbaseApplication.getCurrent().getMessages().getString("btnSaveCustomUI"), this); // saveAccessBtn = new Button(ProcessbaseApplication.getCurrent().getMessages().getString("btnSaveProcessAccess"), this); // deleteAllBtn = new Button(ProcessbaseApplication.getCurrent().getMessages().getString("btnDeleteAll"), this); // deleteInstancesBtn = new Button(ProcessbaseApplication.getCurrent().getMessages().getString("btnDeleteInstances"), this); // downloadBtn = new Button(ProcessbaseApplication.getCurrent().getMessages().getString("btnDownload"), this); // enableBtn = new CheckBox(ProcessbaseApplication.getCurrent().getMessages().getString("btnEnable"), this); // archiveBtn = new Button(ProcessbaseApplication.getCurrent().getMessages().getString("btnArchive"), this); // // deleteAllBtn.setDescription(ProcessbaseApplication.getCurrent().getMessages().getString("deleteProcessDefinition")); // buttons.addButton(deleteAllBtn); // buttons.setComponentAlignment(deleteAllBtn, Alignment.MIDDLE_RIGHT); // deleteInstancesBtn.setDescription(ProcessbaseApplication.getCurrent().getMessages().getString("deleteProcessInstances")); // buttons.addButton(deleteInstancesBtn); // buttons.setComponentAlignment(deleteInstancesBtn, Alignment.MIDDLE_RIGHT); // // Label expand = new Label(""); // buttons.addComponent(expand); // buttons.setExpandRatio(expand, 1); // // enableBtn.setValue(processDefinition.getState().equals(ProcessState.ENABLED)); // buttons.addButton(enableBtn); // buttons.setComponentAlignment(enableBtn, Alignment.MIDDLE_RIGHT); // // buttons.addButton(archiveBtn); // buttons.setComponentAlignment(archiveBtn, Alignment.MIDDLE_RIGHT); // // applyBtn.setVisible(false); // buttons.addButton(applyBtn); // buttons.setComponentAlignment(applyBtn, Alignment.MIDDLE_RIGHT); // buttons.addButton(saveAccessBtn); // saveAccessBtn.setVisible(false); // buttons.setComponentAlignment(saveAccessBtn, Alignment.MIDDLE_RIGHT); // buttons.addButton(closeBtn); // buttons.setComponentAlignment(closeBtn, Alignment.MIDDLE_RIGHT); // buttons.setMargin(false); // buttons.setHeight("30px"); // buttons.setWidth("100%"); // layout.addComponent(buttons); // layout.setWidth("800px"); // layout.setHeight("400px"); // setResizable(false); // setModal(true); activitiesTable.addContainerProperty("activityLabel", String.class, null, ProcessbaseApplication.getCurrent().getPbMessages().getString("tableCaptionActivityName"), null, null); activitiesTable.addContainerProperty("url", String.class, null, ProcessbaseApplication.getCurrent().getPbMessages().getString("tabCaptionTaskURL"), null, null); activitiesTable.setColumnWidth("url", 300); activitiesTable.setTableFieldFactory(new PbTableFieldFactory()); activitiesTable.setEditable(true); activitiesTable.setImmediate(true); refreshTable(); } catch (Exception ex) { ex.printStackTrace(); showError(ex.getMessage()); } } public void refreshTable() { // try { // activitiesTable.removeAllItems(); // Item woItem = activitiesTable.addItem(processDefinition); // woItem.getItemProperty("activityLabel").setValue(processDefinition.getLabel() != null ? processDefinition.getLabel() : processDefinition.getName()); // String url = processDefinition.getAMetaData(processDefinition.getUUID().toString()); // woItem.getItemProperty("url").setValue(url != null ? url : new String()); // for (ActivityDefinition activityDefinition : processDefinition.getActivities()) { // if (activityDefinition.isTask()) { // woItem = activitiesTable.addItem(activityDefinition); // woItem.getItemProperty("activityLabel").setValue(activityDefinition.getLabel()); // url = processDefinition.getAMetaData(activityDefinition.getUUID().toString()); // woItem.getItemProperty("url").setValue(url != null ? url : new String()); // } // } // activitiesTable.setSortContainerPropertyId("activityLabel"); // activitiesTable.setSortAscending(true); // activitiesTable.sort(); // } catch (Exception ex) { // ex.printStackTrace(); // showError(ex.getMessage()); // } } public void buttonClick(ClickEvent event) { try { if (event.getButton().equals(applyBtn)) { save(); close(); } else if (event.getButton().equals(downloadBtn)) { download(); } else if (event.getButton().equals(deleteAllBtn)) { deleteAll(); close(); } else if (event.getButton().equals(deleteInstancesBtn)) { deleteInstances(); } else if (event.getButton().equals(enableBtn)) { enableProcess(); } else if (event.getButton().equals(archiveBtn)) { archiveProcess(); } else if (event.getButton().equals(saveAccessBtn)) { saveProcessAccess(); close(); } else if (event.getButton().equals(addBtn)) { addTableMembershipRow(null); } else if (event.getButton() instanceof TableLinkButton) { TableLinkButton tlb = (TableLinkButton) event.getButton(); String uuid = (String) tlb.getTableValue(); tableMembership.removeItem(uuid); if (!uuid.startsWith("NEW_MEMBERSHIP_UUID")) { deletedMembership.add(uuid); } } else { close(); } } catch (Exception ex) { ex.printStackTrace(); showError(ex.getMessage()); } } private void enableProcess() { final ProcessbaseApplication processbase = ProcessbaseApplication.getCurrent(); final PbWindow mainWindow = (PbWindow) getApplication().getMainWindow(); ConfirmDialog.show(getApplication().getMainWindow(), ProcessbaseApplication.getCurrent().getPbMessages().getString("windowCaptionConfirm"), enableBtn.booleanValue() ? ProcessbaseApplication.getCurrent().getPbMessages() .getString("questionEnableProcessDefinition") : ProcessbaseApplication.getCurrent().getPbMessages() .getString("questionDisableProcessDefinition"), ProcessbaseApplication.getCurrent().getPbMessages().getString("btnYes"), ProcessbaseApplication.getCurrent().getPbMessages().getString("btnNo"), new ConfirmDialog.Listener() { public void onClose(ConfirmDialog dialog) { if (dialog.isConfirmed()) { try { // if (enableBtn.booleanValue()) { // processbase.getBpmModule().enableProcessDefinitions(processDefinition.getUUID()); // } else { // processbase.getBpmModule().disableProcessDefinitions(processDefinition.getUUID()); // } mainWindow.showInformation( processbase.getPbMessages().getString("executedSuccessfully")); } catch (Exception ex) { ex.printStackTrace(); mainWindow.showError(ex.getMessage()); } } } }); } private void archiveProcess() { final ProcessbaseApplication processbase = ProcessbaseApplication.getCurrent(); final PbWindow mainWindow = (PbWindow) getApplication().getMainWindow(); ConfirmDialog.show(getApplication().getMainWindow(), ProcessbaseApplication.getCurrent().getPbMessages().getString("windowCaptionConfirm"), ProcessbaseApplication.getCurrent().getPbMessages().getString("questionArchiveProcessDefinition"), ProcessbaseApplication.getCurrent().getPbMessages().getString("btnYes"), ProcessbaseApplication.getCurrent().getPbMessages().getString("btnNo"), new ConfirmDialog.Listener() { public void onClose(ConfirmDialog dialog) { if (dialog.isConfirmed()) { try { // processbase.getBpmModule().archiveProcessDefinitions(processDefinition.getUUID()); mainWindow.showInformation( processbase.getPbMessages().getString("executedSuccessfully")); } catch (Exception ex) { ex.printStackTrace(); mainWindow.showError(ex.getMessage()); } } } }); } private void deleteAll() { final ProcessbaseApplication processbase = ProcessbaseApplication.getCurrent(); final PbWindow mainWindow = (PbWindow) getApplication().getMainWindow(); ConfirmDialog.show(mainWindow, ProcessbaseApplication.getCurrent().getPbMessages().getString("windowCaptionConfirm"), ProcessbaseApplication.getCurrent().getPbMessages().getString("questionDeleteProcessAndInstances"), ProcessbaseApplication.getCurrent().getPbMessages().getString("btnYes"), ProcessbaseApplication.getCurrent().getPbMessages().getString("btnNo"), new ConfirmDialog.Listener() { public void onClose(ConfirmDialog dialog) { if (dialog.isConfirmed()) { try { // processbase.getBpmModule().deleteProcess(processDefinition); mainWindow.showInformation( processbase.getPbMessages().getString("executedSuccessfully")); } catch (Exception ex) { ex.printStackTrace(); mainWindow.showError(ex.getMessage()); } } } }); } private void deleteInstances() { final ProcessbaseApplication processbase = ProcessbaseApplication.getCurrent(); final PbWindow mainWindow = (PbWindow) getApplication().getMainWindow(); ConfirmDialog.show(mainWindow, ProcessbaseApplication.getCurrent().getPbMessages().getString("windowCaptionConfirm"), ProcessbaseApplication.getCurrent().getPbMessages().getString("questionDeleteInstances"), ProcessbaseApplication.getCurrent().getPbMessages().getString("btnYes"), ProcessbaseApplication.getCurrent().getPbMessages().getString("btnNo"), new ConfirmDialog.Listener() { public void onClose(ConfirmDialog dialog) { if (dialog.isConfirmed()) { try { // processbase.getBpmModule().deleteAllProcessInstances(processDefinition); mainWindow.showInformation( processbase.getPbMessages().getString("executedSuccessfully")); } catch (Exception ex) { ex.printStackTrace(); mainWindow.showError(ex.getMessage()); } } } }); } private void download() { try { // ByteArraySource bas = new ByteArraySource( // XMLManager.createXML("java.util.HashMap", getCurrentTableValues()).getBytes("UTF-8")); // StreamResource streamResource = new StreamResource(bas, processDefinition.getLabel() + "_" + processDefinition.getVersion() + "_ui.xml", getApplication()); // streamResource.setCacheTime(50000); // no cache (<=0) does not work with IE8 // streamResource.setMIMEType("mime/xml"); // getWindow().getWindow().open(streamResource, "_new"); } catch (Exception e) { e.printStackTrace(); } } private HashMap<String, String> getCurrentTableValues() { HashMap<String, String> urlMap = new HashMap<String, String>(); for (Object object : activitiesTable.getContainerDataSource().getItemIds()) { ActivityDefinition activityDefinition = (ActivityDefinition) object; if (activitiesTable.getItem(object).getItemProperty("url") != null && activitiesTable.getItem(object).getItemProperty("url").toString().length() > 0) { urlMap.put(activityDefinition.getUUID().toString(), activitiesTable.getItem(object).getItemProperty("url").toString()); } } return urlMap; } private void save() throws Exception { for (Object object : activitiesTable.getContainerDataSource().getItemIds()) { // if (object instanceof ProcessDefinition) { // process level Custom UI // ProcessDefinition pd = (ProcessDefinition) object; // if (activitiesTable.getItem(object).getItemProperty("url") != null && !activitiesTable.getItem(object).getItemProperty("url").toString().isEmpty()) { // ProcessbaseApplication.getCurrent().getBpmModule().addProcessMetaData(processDefinition.getUUID(), pd.getUUID().toString(), activitiesTable.getItem(object).getItemProperty("url").toString()); // } else if (activitiesTable.getItem(object).getItemProperty("url") != null && activitiesTable.getItem(object).getItemProperty("url").toString().isEmpty()) { // ProcessbaseApplication.getCurrent().getBpmModule().deleteProcessMetaData(processDefinition.getUUID(), pd.getUUID().toString()); // } // // } else if (object instanceof ActivityDefinition) { // activity level Custom UI // ActivityDefinition activityDefinition = (ActivityDefinition) object; // if (activitiesTable.getItem(object).getItemProperty("url") != null && !activitiesTable.getItem(object).getItemProperty("url").toString().isEmpty()) { // ProcessbaseApplication.getCurrent().getBpmModule().addProcessMetaData(processDefinition.getUUID(), activityDefinition.getUUID().toString(), activitiesTable.getItem(object).getItemProperty("url").toString()); // } else if (activitiesTable.getItem(object).getItemProperty("url") != null && activitiesTable.getItem(object).getItemProperty("url").toString().isEmpty()) { // ProcessbaseApplication.getCurrent().getBpmModule().deleteProcessMetaData(processDefinition.getUUID(), activityDefinition.getUUID().toString()); // } // } } } public void selectedTabChange(SelectedTabChangeEvent event) { if (event.getTabSheet().getSelectedTab().equals(v1)) { saveAccessBtn.setVisible(false); applyBtn.setVisible(false); deleteAllBtn.setVisible(true); deleteInstancesBtn.setVisible(true); downloadBtn.setVisible(true); enableBtn.setVisible(true); archiveBtn.setVisible(true); } else if (event.getTabSheet().getSelectedTab().equals(v2)) { applyBtn.setVisible(true); saveAccessBtn.setVisible(false); deleteAllBtn.setVisible(false); deleteInstancesBtn.setVisible(false); downloadBtn.setVisible(false); enableBtn.setVisible(false); archiveBtn.setVisible(false); } else if (event.getTabSheet().getSelectedTab().equals(v3)) { saveAccessBtn.setVisible(true); applyBtn.setVisible(false); deleteAllBtn.setVisible(false); deleteInstancesBtn.setVisible(false); downloadBtn.setVisible(false); enableBtn.setVisible(false); archiveBtn.setVisible(false); } } private void prepareTableMembership() { tableMembership.addContainerProperty("group", Component.class, null, ProcessbaseApplication.getCurrent().getPbMessages().getString("tableCaptionGroup"), null, null); tableMembership.addContainerProperty("role", Component.class, null, ProcessbaseApplication.getCurrent().getPbMessages().getString("tableCaptionRole"), null, null); tableMembership.addContainerProperty("actions", TableLinkButton.class, null, ProcessbaseApplication.getCurrent().getPbMessages().getString("tableCaptionActions"), null, null); tableMembership.setColumnWidth("actions", 30); tableMembership.setImmediate(true); tableMembership.setWidth("100%"); tableMembership.setPageLength(10); } private void refreshTableMembership() { try { // rule = ProcessbaseApplication.getCurrent().getBpmModule().findRule(processDefinition.getUUID().toString()); tableMembership.removeAllItems(); for (String membershipUUID : rule.getMemberships()) { Membership membership = ProcessbaseApplication.getCurrent().getBpmModule() .getMembershipByUUID(membershipUUID); addTableMembershipRow(membership); } } catch (Exception ex) { ex.printStackTrace(); } } private void addTableMembershipRow(Membership membership) throws Exception { String uuid = membership != null ? membership.getUUID() : "NEW_MEMBERSHIP_UUID_" + UUID.randomUUID().toString(); Item woItem = tableMembership.addItem(uuid); if (membership != null) { Label groups = new Label(getGroups() .getItem(membership != null ? membership.getGroup().getUUID() : null).getItemProperty("path")); woItem.getItemProperty("group").setValue(groups); Label roles = new Label(getRoles().getItem(membership != null ? membership.getRole().getUUID() : null) .getItemProperty("name")); woItem.getItemProperty("role").setValue(roles); } else { ComboBox groups = new ComboBox(); groups.setWidth("100%"); groups.setContainerDataSource(getGroups()); groups.setItemCaptionPropertyId("path"); groups.setFilteringMode(ComboBox.FILTERINGMODE_CONTAINS); groups.setValue(membership != null ? membership.getGroup().getUUID() : null); woItem.getItemProperty("group").setValue(groups); ComboBox roles = new ComboBox(); roles.setWidth("100%"); roles.setContainerDataSource(getRoles()); roles.setItemCaptionPropertyId("name"); roles.setFilteringMode(ComboBox.FILTERINGMODE_CONTAINS); roles.setValue(membership != null ? membership.getRole().getUUID() : null); woItem.getItemProperty("role").setValue(roles); } TableLinkButton tlb = new TableLinkButton( ProcessbaseApplication.getCurrent().getPbMessages().getString("btnDelete"), "icons/cancel.png", uuid, this, Constants.ACTION_DELETE); woItem.getItemProperty("actions").setValue(tlb); } public IndexedContainer getGroups() throws Exception { IndexedContainer container = new IndexedContainer(); container.addContainerProperty("name", String.class, null); container.addContainerProperty("label", String.class, null); container.addContainerProperty("uuid", String.class, null); container.addContainerProperty("path", String.class, null); List<Group> groups = ProcessbaseApplication.getCurrent().getBpmModule().getAllGroups(); for (Group groupX : groups) { String path = getGroupPath(groupX); if (!path.startsWith("/" + IdentityAPI.DEFAULT_GROUP_NAME)) { Item item = container.addItem(groupX.getUUID()); item.getItemProperty("name").setValue(groupX.getName()); item.getItemProperty("label").setValue(groupX.getLabel()); item.getItemProperty("uuid").setValue(groupX.getUUID()); item.getItemProperty("path").setValue(path); } } container.sort(new Object[] { "name" }, new boolean[] { true }); return container; } private String getGroupPath(Group group) { StringBuilder result = new StringBuilder( IdentityAPI.GROUP_PATH_SEPARATOR + group.getName() + IdentityAPI.GROUP_PATH_SEPARATOR); Group parent = group.getParentGroup(); while (parent != null) { result.insert(0, IdentityAPI.GROUP_PATH_SEPARATOR + parent.getName()); parent = parent.getParentGroup(); } return result.toString(); } public IndexedContainer getRoles() throws Exception { IndexedContainer container = new IndexedContainer(); container.addContainerProperty("name", String.class, null); container.addContainerProperty("label", String.class, null); container.addContainerProperty("uuid", String.class, null); List<Role> roles = ProcessbaseApplication.getCurrent().getBpmModule().getAllRoles(); for (Role roleX : roles) { if (!roleX.getName().equals(IdentityAPI.ADMIN_ROLE_NAME)) { Item item = container.addItem(roleX.getUUID()); item.getItemProperty("name").setValue(roleX.getName()); item.getItemProperty("label").setValue(roleX.getLabel()); item.getItemProperty("uuid").setValue(roleX.getUUID()); } } container.sort(new Object[] { "name" }, new boolean[] { true }); return container; } private void saveProcessAccess() { try { // remode deleted ProcessbaseApplication.getCurrent().getBpmModule().removeRuleFromEntities(rule.getUUID(), null, null, null, deletedMembership, null); // apply added Set<String> membershipUUIDs = new HashSet<String>(); for (Object itemId : tableMembership.getItemIds()) { Item woItem = tableMembership.getItem(itemId); if (woItem.getItemProperty("group").getValue() instanceof ComboBox && woItem.getItemProperty("role").getValue() instanceof ComboBox) { ComboBox groups = (ComboBox) woItem.getItemProperty("group").getValue(); ComboBox roles = (ComboBox) woItem.getItemProperty("role").getValue(); Membership membership = ProcessbaseApplication.getCurrent().getBpmModule() .getMembershipForRoleAndGroup(roles.getValue().toString(), groups.getValue().toString()); membershipUUIDs.add(membership.getUUID()); } } ProcessbaseApplication.getCurrent().getBpmModule().applyRuleToEntities(rule.getUUID(), null, null, null, membershipUUIDs, null); } catch (Exception ex) { ex.printStackTrace(); getWindow().showNotification(ex.getMessage(), Notification.TYPE_ERROR_MESSAGE); } } }