| /* |
| * 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.openaz.xacml.admin.view.windows; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| import org.apache.openaz.xacml.admin.XacmlAdminUI; |
| import com.vaadin.annotations.AutoGenerated; |
| import com.vaadin.data.Buffered.SourceException; |
| import com.vaadin.data.Item; |
| import com.vaadin.data.Property; |
| import com.vaadin.data.Property.ValueChangeEvent; |
| import com.vaadin.data.Property.ValueChangeListener; |
| import com.vaadin.data.Validator.InvalidValueException; |
| import com.vaadin.data.util.filter.SimpleStringFilter; |
| import com.vaadin.data.util.sqlcontainer.SQLContainer; |
| import com.vaadin.event.FieldEvents.TextChangeEvent; |
| import com.vaadin.event.FieldEvents.TextChangeListener; |
| import com.vaadin.event.ItemClickEvent; |
| import com.vaadin.event.ItemClickEvent.ItemClickListener; |
| import com.vaadin.event.ShortcutAction.KeyCode; |
| import com.vaadin.ui.Alignment; |
| import com.vaadin.ui.Button; |
| import com.vaadin.ui.Button.ClickEvent; |
| import com.vaadin.ui.Button.ClickListener; |
| import com.vaadin.ui.Table; |
| import com.vaadin.ui.TextField; |
| import com.vaadin.ui.UI; |
| import com.vaadin.ui.VerticalLayout; |
| import com.vaadin.ui.Window; |
| |
| public class FunctionSelectionWindow extends Window { |
| |
| /*- VaadinEditorProperties={"grid":"RegularGrid,20","showGrid":true,"snapToGrid":true,"snapToObject":true,"movingGuides":false,"snappingDistance":10} */ |
| |
| @AutoGenerated |
| private VerticalLayout mainLayout; |
| @AutoGenerated |
| private Button buttonSave; |
| @AutoGenerated |
| private Table tableFunctions; |
| @AutoGenerated |
| private TextField textFieldFilter; |
| /** |
| * |
| */ |
| private static final long serialVersionUID = 1L; |
| private static Log logger = LogFactory.getLog(FunctionSelectionWindow.class); |
| private final FunctionSelectionWindow self = this; |
| private final String defaultFunctionID; |
| private String selectedFunction = null; |
| private boolean isSaved = false; |
| private static SQLContainer highOrderFunctions = ((XacmlAdminUI) UI.getCurrent()).getHigherOrderBagContainer(); |
| /* |
| * Seems that when this view is created it may or may not be upper case. |
| */ |
| private static String PROPERTY_SHORTNAME = "shortname"; |
| private static String PROPERTY_XACMLID = "xacmlid"; |
| |
| static { |
| for (Object prop : FunctionSelectionWindow.highOrderFunctions.getContainerPropertyIds()) { |
| logger.info("SQL Container Property Id: " + prop.toString()); |
| if (prop.toString().equalsIgnoreCase(PROPERTY_SHORTNAME)) { |
| PROPERTY_SHORTNAME = prop.toString(); |
| } else if (prop.toString().equalsIgnoreCase(PROPERTY_XACMLID)) { |
| PROPERTY_XACMLID = prop.toString(); |
| } |
| } |
| |
| } |
| |
| |
| /** |
| * The constructor should first build the main layout, set the |
| * composition root and then do any custom initialization. |
| * |
| * The constructor will not be automatically regenerated by the |
| * visual editor. |
| */ |
| public FunctionSelectionWindow(String defaultFunction) { |
| buildMainLayout(); |
| //setCompositionRoot(mainLayout); |
| setContent(mainLayout); |
| // |
| // Save |
| // |
| this.defaultFunctionID = defaultFunction; |
| // |
| // Close shortcut |
| // |
| this.setCloseShortcut(KeyCode.ESCAPE); |
| // |
| // Initialize GUI |
| // |
| this.initializeTextField(); |
| this.initializeFunctions(); |
| this.initializeButtons(); |
| // |
| // Set our focus |
| // |
| this.tableFunctions.focus(); |
| } |
| |
| protected void initializeTextField() { |
| // |
| // Initialize GUI settings |
| // |
| this.textFieldFilter.setImmediate(true); |
| // |
| // Respond to the text change events |
| // |
| this.textFieldFilter.addTextChangeListener(new TextChangeListener() { |
| private static final long serialVersionUID = 1L; |
| SimpleStringFilter currentFilter = null; |
| |
| @Override |
| public void textChange(TextChangeEvent event) { |
| // |
| // Remove current filter |
| // |
| if (this.currentFilter != null) { |
| FunctionSelectionWindow.highOrderFunctions.removeContainerFilter(this.currentFilter); |
| this.currentFilter = null; |
| } |
| // |
| // Get the text |
| // |
| String value = event.getText(); |
| if (value != null && value.length() > 0) { |
| // |
| // Add the new filter |
| // |
| this.currentFilter = new SimpleStringFilter(PROPERTY_SHORTNAME, value, true, false); |
| FunctionSelectionWindow.highOrderFunctions.addContainerFilter(this.currentFilter); |
| } |
| } |
| }); |
| } |
| protected void initializeFunctions() { |
| // |
| // Setup data source. Make sure there are no current filters |
| // |
| FunctionSelectionWindow.highOrderFunctions.removeAllContainerFilters(); |
| this.tableFunctions.setContainerDataSource(FunctionSelectionWindow.highOrderFunctions); |
| // |
| // Initialize GUI properties |
| // |
| this.tableFunctions.setImmediate(true); |
| this.tableFunctions.setNullSelectionAllowed(false); |
| this.tableFunctions.setRequired(true); |
| this.tableFunctions.setRequiredError("Please select a function."); |
| this.tableFunctions.setSelectable(true); |
| this.tableFunctions.setPageLength(15); |
| this.tableFunctions.setVisibleColumns(new Object[] {PROPERTY_SHORTNAME, PROPERTY_XACMLID}); |
| this.tableFunctions.setColumnHeaders(new String[] {"Short Function Name", "Xacml ID"}); |
| // |
| // Respond to selection events |
| // |
| this.tableFunctions.addValueChangeListener(new ValueChangeListener() { |
| private static final long serialVersionUID = 1L; |
| |
| @Override |
| public void valueChange(ValueChangeEvent event) { |
| Object id = self.tableFunctions.getValue(); |
| if (id != null) { |
| Item item = FunctionSelectionWindow.highOrderFunctions.getItem(id); |
| if (item == null) { |
| return; |
| } |
| Property<?> property = item.getItemProperty(PROPERTY_XACMLID); |
| if (property == null) { |
| return; |
| } |
| selectedFunction = property.getValue().toString(); |
| self.buttonSave.setEnabled(true); |
| } else { |
| self.buttonSave.setEnabled(false); |
| } |
| } |
| }); |
| // |
| // Respond to double-click events |
| // |
| this.tableFunctions.addItemClickListener(new ItemClickListener() { |
| private static final long serialVersionUID = 1L; |
| |
| @Override |
| public void itemClick(ItemClickEvent event) { |
| if (event.isDoubleClick()) { |
| self.doSave(); |
| } |
| } |
| }); |
| // |
| // Setup the default selection |
| // |
| this.buttonSave.setEnabled(false); |
| if (this.defaultFunctionID != null) { |
| for (Object id : FunctionSelectionWindow.highOrderFunctions.getItemIds()) { |
| Item item = FunctionSelectionWindow.highOrderFunctions.getItem(id); |
| if (item != null) { |
| Property<?> property = item.getItemProperty(PROPERTY_XACMLID); |
| if (property != null && property.getValue().toString().equals(this.defaultFunctionID)) { |
| this.tableFunctions.select(id); |
| break; |
| } |
| } |
| } |
| } |
| } |
| |
| protected void initializeButtons() { |
| this.buttonSave.addClickListener(new ClickListener() { |
| private static final long serialVersionUID = 1L; |
| |
| @Override |
| public void buttonClick(ClickEvent event) { |
| self.doSave(); |
| } |
| }); |
| } |
| |
| protected void doSave() { |
| try { |
| // |
| // Commit changes |
| // |
| self.tableFunctions.commit(); |
| // |
| // We are saved |
| // |
| self.isSaved = true; |
| // |
| // Close the window |
| // |
| self.close(); |
| } catch (SourceException | InvalidValueException e) { //NOPMD |
| // |
| // Nothing to do, Vaadin highlights |
| // |
| } |
| } |
| |
| public boolean isSaved() { |
| return this.isSaved; |
| } |
| |
| public String getSelectedFunction() { |
| return this.selectedFunction; |
| } |
| |
| @AutoGenerated |
| private VerticalLayout buildMainLayout() { |
| // common part: create layout |
| mainLayout = new VerticalLayout(); |
| mainLayout.setImmediate(false); |
| mainLayout.setWidth("-1px"); |
| mainLayout.setHeight("-1px"); |
| mainLayout.setMargin(true); |
| mainLayout.setSpacing(true); |
| |
| // top-level component properties |
| setWidth("-1px"); |
| setHeight("-1px"); |
| |
| // textFieldFilter |
| textFieldFilter = new TextField(); |
| textFieldFilter.setCaption("Filter"); |
| textFieldFilter.setImmediate(false); |
| textFieldFilter.setWidth("-1px"); |
| textFieldFilter.setHeight("-1px"); |
| mainLayout.addComponent(textFieldFilter); |
| |
| // tableFunctions |
| tableFunctions = new Table(); |
| tableFunctions.setImmediate(false); |
| tableFunctions.setDescription("Functions To Select From"); |
| tableFunctions.setWidth("100.0%"); |
| tableFunctions.setHeight("-1px"); |
| mainLayout.addComponent(tableFunctions); |
| mainLayout.setExpandRatio(tableFunctions, 1.0f); |
| |
| // buttonSave |
| buttonSave = new Button(); |
| buttonSave.setCaption("Save"); |
| buttonSave.setImmediate(true); |
| buttonSave.setWidth("-1px"); |
| buttonSave.setHeight("-1px"); |
| mainLayout.addComponent(buttonSave); |
| mainLayout.setComponentAlignment(buttonSave, new Alignment(48)); |
| |
| return mainLayout; |
| } |
| |
| } |
