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) 2014, MPL CodeInside http://codeinside.ru */ package ru.codeinside.adm.ui; import com.vaadin.addon.jpacontainer.JPAContainer; import com.vaadin.addon.jpacontainer.provider.CachingLocalEntityProvider; import com.vaadin.data.Container; import com.vaadin.data.Item; import com.vaadin.data.Property; import com.vaadin.data.Validator; import com.vaadin.data.util.ObjectProperty; import com.vaadin.data.util.PropertysetItem; import com.vaadin.data.util.filter.Compare; import com.vaadin.data.util.filter.IsNull; import com.vaadin.data.validator.AbstractValidator; import com.vaadin.ui.Alignment; import com.vaadin.ui.Button; import com.vaadin.ui.CheckBox; import com.vaadin.ui.ComboBox; import com.vaadin.ui.CustomTable; import com.vaadin.ui.Form; import com.vaadin.ui.HorizontalLayout; import com.vaadin.ui.TabSheet; import com.vaadin.ui.TextField; import com.vaadin.ui.VerticalLayout; import com.vaadin.ui.Window; import org.tepi.filtertable.FilterTable; import ru.codeinside.adm.AdminServiceProvider; import ru.codeinside.adm.database.InfoSystem; import ru.codeinside.adm.database.ServiceUnavailable; import ru.codeinside.gses.API; import ru.codeinside.gses.lazyquerycontainer.LazyQueryContainer; import ru.codeinside.gses.lazyquerycontainer.LazyQueryDefinition; import ru.codeinside.gses.lazyquerycontainer.Query; import ru.codeinside.gses.lazyquerycontainer.QueryDefinition; import ru.codeinside.gses.lazyquerycontainer.QueryFactory; import ru.codeinside.gses.webui.Flash; import ru.codeinside.gses.webui.components.api.IRefresh; import ru.codeinside.gws.api.Revision; import ru.codeinside.jpa.ActivitiEntityManager; import java.io.Serializable; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.List; public class GwsClientsTab extends HorizontalLayout implements TabSheet.SelectedTabChangeListener { final GwsClientsTable gwsClientsTable; final ComboBox infosys; final ActiveGwsClientsTable activeGwsClientsTable; final FilterTable serviceUnavailableTable; final UnavailableServiceQ.Factory unavailableQF; final JPAContainer<ServiceUnavailable> unavailableontainer; final GwsClientSink sink; final Button removeButton; final CheckBox logEnabled; String currentName; String currentVersion; final LazyQueryContainer systemContainer; final LazyQueryContainer sourceContainer; final ComboBox source; GwsClientsTab() { String fieldWidth = "300px"; InfoSysQ query = new InfoSysQ(false); systemContainer = new LazyQueryContainer(query, query); infosys = new ComboBox("? ??", systemContainer); infosys.setImmediate(true); infosys.setWidth(fieldWidth); infosys.setItemCaptionPropertyId("name"); infosys.setDescription(" ?, ?? ?? ? "); infosys.setInvalidAllowed(true); infosys.setInvalidCommitted(false); infosys.setRequired(true); infosys.setRequiredError("? ?? - ? "); InfoSysQ sourceQuery = new InfoSysQ(true); sourceContainer = new LazyQueryContainer(sourceQuery, sourceQuery); source = new ComboBox("?", sourceContainer); source.setImmediate(true); source.setWidth(fieldWidth); source.setItemCaptionPropertyId("name"); source.setDescription("?-?"); source.setInvalidAllowed(true); source.setRequired(false); final TextField id = text("Id", fieldWidth, false, false, null); final TextField address = text("??", fieldWidth, true, true, "?? HTTP ? ?? ?"); final TextField revision = text("?", fieldWidth, false, true, "? ? "); final TextField sname = text("?", fieldWidth, false, true, "?, ????? "); final TextField sversion = text("??", fieldWidth, false, true, null); final TextField name = text("?", fieldWidth, true, true, null); final CheckBox available = new CheckBox("? "); logEnabled = new CheckBox("? ?"); logEnabled.setReadOnly(!Boolean.TRUE.equals(AdminServiceProvider.getBoolProperty(API.ENABLE_CLIENT_LOG))); gwsClientsTable = new GwsClientsTable(); final Form form = new Form(); form.addField("id", id); form.addField("sname", sname); form.addField("sversion", sversion); form.addField("revision", revision); form.addField("infosys", infosys); form.addField("source", source); form.addField("name", name); form.addField("address", address); form.addField("available", available); form.addField("log", logEnabled); form.setEnabled(false); form.setWriteThrough(false); final Button commit = new Button("", new Button.ClickListener() { @Override public void buttonClick(Button.ClickEvent event) { try { form.commit(); } catch (Validator.InvalidValueException e) { return; } String infosysCode = (String) infosys.getContainerProperty(infosys.getValue(), "code").getValue(); String sourceCode = null; if (source.getValue() != null) { sourceCode = (String) source.getContainerProperty(source.getValue(), "code").getValue(); } String sversionValue = (String) sversion.getValue(); String snameValue = (String) sname.getValue(); Long entityId = (Long) id.getValue(); boolean serviceEnabled = Boolean.TRUE.equals(available.getValue()); boolean _logEnabled = Boolean.TRUE.equals(logEnabled.getValue()); String revisionName = ((Revision) revision.getValue()).name(); String description = (String) name.getValue(); String url = (String) address.getValue(); if (entityId != null) { AdminServiceProvider .get() .updateInfoSystemService(entityId.toString(), infosysCode, sourceCode, url, revisionName, snameValue, sversionValue, description, serviceEnabled, _logEnabled ); AdminServiceProvider .get() .createLog(Flash.getActor(), "InfoSystemService", entityId.toString(), "update", "Update from adm interface", true); } else { // TODO: strange method name if (AdminServiceProvider.get().findUsesInfoSystemService(snameValue, sversionValue)) { Long infoSystemService = AdminServiceProvider.get().createInfoSystemService( infosysCode, sourceCode, url, revisionName, snameValue, sversionValue, description, serviceEnabled, _logEnabled ); id.setValue(infoSystemService); removeButton.setEnabled(true); AdminServiceProvider .get() .createLog(Flash.getActor(), "InfoSystemService", infoSystemService.toString(), "create", "Create from adm interface", true); } else { getWindow() .showNotification("? OSGI- OSGI-? ", Window.Notification.TYPE_ERROR_MESSAGE); return; } } activeGwsClientsTable.setCurrent(currentName, currentVersion); ((JPAContainer) gwsClientsTable.getContainerDataSource()).refresh(); gwsClientsTable.setCurrent(currentName, currentVersion, true); } }); final Button clean = new Button("?", new Button.ClickListener() { @Override public void buttonClick(Button.ClickEvent event) { disableForm(); } }); removeButton = new Button("", new Button.ClickListener() { @Override public void buttonClick(Button.ClickEvent event) { Long _id = (Long) id.getValue(); AdminServiceProvider.get().removeInfoSystemService(_id); gwsClientsTable.container.refresh(); disableForm(); } }); final HorizontalLayout buttons = new HorizontalLayout(); buttons.setSpacing(true); buttons.setWidth(100, UNITS_PERCENTAGE); buttons.addComponent(clean); buttons.addComponent(commit); buttons.addComponent(removeButton); buttons.setComponentAlignment(clean, Alignment.MIDDLE_LEFT); buttons.setComponentAlignment(commit, Alignment.MIDDLE_CENTER); buttons.setComponentAlignment(removeButton, Alignment.MIDDLE_RIGHT); form.setFooter(buttons); activeGwsClientsTable = new ActiveGwsClientsTable(); HorizontalLayout newContent = new HorizontalLayout(); newContent.setMargin(false, false, false, true); newContent.setSpacing(true); newContent.setSizeFull(); newContent.addComponent(form); UnavailableServiceQ unavailableQuery = new UnavailableServiceQ(); unavailableQF = unavailableQuery.getFactory(); unavailableontainer = new JPAContainer<ServiceUnavailable>(ServiceUnavailable.class); unavailableontainer.setEntityProvider( new CachingLocalEntityProvider<ServiceUnavailable>( ServiceUnavailable.class, ActivitiEntityManager.INSTANCE ) ); unavailableontainer.addContainerFilter(new IsNull("infoSystemService")); serviceUnavailableTable = new FilterTable(); serviceUnavailableTable.setCaption("??? ??:"); serviceUnavailableTable.setContainerDataSource(unavailableontainer); serviceUnavailableTable.setSizeFull(); serviceUnavailableTable.setWidth("100%"); serviceUnavailableTable.setImmediate(true); serviceUnavailableTable.setVisibleColumns(new String[]{"name", "address", "createdDate"}); serviceUnavailableTable.setColumnHeaders(new String[]{"? ??", "??", "-?"}); serviceUnavailableTable.setFilterBarVisible(true); serviceUnavailableTable.setFilterDecorator(new FilterDecorator_()); serviceUnavailableTable.addGeneratedColumn("createdDate", new CustomTable.ColumnGenerator() { @Override public Object generateCell(CustomTable source, Object itemId, Object columnId) { Container containerDataSource = source.getContainerDataSource(); Property containerProperty = containerDataSource.getContainerProperty(itemId, columnId); if (containerProperty != null) { Object object = containerProperty.getValue(); return new SimpleDateFormat("dd.MM.yyyy HH:mm").format(object); } return null; } }); VerticalLayout vl = new VerticalLayout(); vl.addComponent(serviceUnavailableTable); vl.setSizeFull(); vl.setSpacing(true); vl.setExpandRatio(serviceUnavailableTable, 1f); newContent.addComponent(vl); VerticalLayout right = new VerticalLayout(); right.setSizeFull(); right.setSpacing(true); right.addComponent(gwsClientsTable); right.addComponent(newContent); right.setExpandRatio(newContent, 0.6f); right.setExpandRatio(gwsClientsTable, 0.4f); setSpacing(true); setSizeFull(); addComponent(activeGwsClientsTable); addComponent(right); setExpandRatio(activeGwsClientsTable, 0.15f); setExpandRatio(right, 0.85f); setMargin(true); sink = new GwsClientSink() { @Override public void selectClient(Long _id, Revision _revision, String _url, String _componentName, String _version, String _infoSys, String _source, String _description, Boolean _available, Boolean _logEnabled) { // re-routing if (_id == null && gwsClientsTable.setCurrent(_componentName, _version, false)) { return; } currentName = _componentName; currentVersion = _version; boolean enabled = _componentName != null; form.setEnabled(enabled); form.setValidationVisible(false); buttons.setEnabled(enabled); removeButton.setEnabled(_id != null); id.setValue(_id); infosys.setValue(findInfoSystem(infosys, _infoSys)); source.setValue(findInfoSystem(source, _source)); address.setValue(_url); revision.setValue(_revision); sname.setValue(_componentName); sversion.setValue(_version); name.setValue(_description); available.setValue(_available); logEnabled.setReadOnly(false); logEnabled.setValue(_logEnabled); logEnabled.setReadOnly(!Boolean.TRUE.equals(AdminServiceProvider.getBoolProperty(API.ENABLE_CLIENT_LOG))); activeGwsClientsTable.setCurrent(_componentName, _version); serviceUnavailableTable.setEnabled(_id != null && _id > 0); unavailableQF.setInfoSystemId(_id); unavailableontainer.removeAllContainerFilters(); unavailableontainer.addContainerFilter(new Compare.Equal("infoSystemService.id", _id)); } }; gwsClientsTable.setSink(sink); activeGwsClientsTable.setSink(sink); } private void disableForm() { currentName = null; currentVersion = null; sink.selectClient(null, null, null, null, null, null, null, null, null, null); } @Override public void selectedTabChange(TabSheet.SelectedTabChangeEvent event) { if (this == event.getTabSheet().getSelectedTab()) { activeGwsClientsTable.setCurrent(currentName, currentVersion); gwsClientsTable.setCurrent(currentName, currentVersion, true); unavailableontainer.refresh(); refreshSystem(infosys); refreshSystem(source); logEnabled.setReadOnly(!Boolean.TRUE.equals(AdminServiceProvider.getBoolProperty(API.ENABLE_CLIENT_LOG))); } } void refreshSystem(ComboBox box) { Object itemId = box.getValue(); String systeId = null; if (itemId != null) { systeId = (String) box.getContainerProperty(itemId, "code").getValue(); } ((IRefresh) box.getContainerDataSource()).refresh(); if (systeId != null) { box.setValue(findInfoSystem(box, systeId)); } } Object findInfoSystem(Container.Viewer viewer, String code) { if (code != null) { Container container = viewer.getContainerDataSource(); for (Object itemId : container.getItemIds()) { if (code.equals(container.getContainerProperty(itemId, "code").getValue())) { return itemId; } } } return null; } TextField text(String name, String fieldWidth, boolean enabled, boolean required, String description) { final TextField field = new TextField(name); field.setImmediate(true); field.setNullRepresentation(""); field.setWidth(fieldWidth); field.setMaxLength(255); field.setEnabled(enabled); field.setDescription(description); if (required) { String msg = name + " - ? "; field.setRequired(true); field.setRequiredError(msg); field.addValidator(new AbstractValidator(msg) { @Override public boolean isValid(Object value) { return value != null && !value.toString().trim().isEmpty(); } }); } return field; } static final class InfoSysQ extends LazyQueryDefinition implements QueryFactory, Serializable { private static final long serialVersionUID = 1L; final boolean source; public InfoSysQ(boolean source) { super(false, 10); this.source = source; addProperty("code", String.class, null, true, true); addProperty("name", String.class, null, true, true); } @Override public void setQueryDefinition(QueryDefinition queryDefinition) { } @Override public Query constructQuery(Object[] sortPropertyIds, boolean[] asc) { return new QueryImpl(source, convertTypes(sortPropertyIds), asc); } private String[] convertTypes(final Object[] objects) { boolean notEmpty = objects != null && objects.length > 0; String[] strings = null; if (notEmpty) { strings = new String[objects.length]; for (int i = 0; i < objects.length; i++) { strings[i] = (String) objects[i]; } } return strings; } } final static class QueryImpl implements Query, Serializable { private static final long serialVersionUID = 1L; final boolean source; final String[] ids; final boolean[] asc; public QueryImpl(boolean source, String[] ids, boolean[] asc) { this.source = source; this.ids = ids; this.asc = asc; } @Override public int size() { return AdminServiceProvider.get().countInfoSystems(source); } @Override public List<Item> loadItems(final int start, final int count) { final List<InfoSystem> systems = AdminServiceProvider.get().queryInfoSystems(source, ids, asc, start, count); final List<Item> items = new ArrayList<Item>(systems.size()); for (final InfoSystem s : systems) { final PropertysetItem item = new PropertysetItem(); item.addItemProperty("code", new ObjectProperty<String>(s.getCode())); item.addItemProperty("name", new ObjectProperty<String>(s.getCode() + " - " + s.getName())); items.add(item); } return items; } @Override public void saveItems(List<Item> addedItems, List<Item> modifiedItems, List<Item> removedItems) { throw new UnsupportedOperationException(); } @Override public boolean deleteAllItems() { throw new UnsupportedOperationException(); } @Override public Item constructItem() { throw new UnsupportedOperationException(); } } }