Source Code Cross Referenced for DataEditor.java in  » XML-UI » xui32 » com » xoetrope » carousel » services » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » XML UI » xui32 » com.xoetrope.carousel.services 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        package com.xoetrope.carousel.services;
002:
003:        import java.io.BufferedWriter;
004:        import java.io.File;
005:        import java.io.FileOutputStream;
006:        import java.io.OutputStreamWriter;
007:        import java.util.Enumeration;
008:        import java.util.Hashtable;
009:
010:        import java.awt.BorderLayout;
011:        import java.awt.Component;
012:        import java.awt.Container;
013:        import java.awt.event.ItemEvent;
014:        import java.awt.event.ItemListener;
015:        import javax.swing.BorderFactory;
016:        import javax.swing.JComboBox;
017:        import javax.swing.JLabel;
018:        import javax.swing.JMenu;
019:        import javax.swing.JMenuBar;
020:        import javax.swing.JMenuItem;
021:        import javax.swing.JPanel;
022:        import javax.swing.JScrollPane;
023:        import javax.swing.JSplitPane;
024:        import javax.swing.JTree;
025:        import javax.swing.SwingUtilities;
026:        import javax.swing.border.EmptyBorder;
027:        import javax.swing.tree.DefaultMutableTreeNode;
028:        import javax.swing.tree.TreePath;
029:
030:        import net.xoetrope.editor.project.XEditorProject;
031:        import net.xoetrope.editor.XEditorUtilities;
032:        import com.xoetrope.carousel.services.dialog.NewStaticSource;
033:        import com.xoetrope.carousel.services.dialog.XLibTreeCellRenderer;
034:        import com.xoetrope.carousel.services.events.ModelListener;
035:        import net.xoetrope.xml.XmlElement;
036:        import net.xoetrope.xui.XProjectManager;
037:        import net.xoetrope.xui.data.XBaseModel;
038:        import net.xoetrope.xui.data.XModel;
039:
040:        /**
041:         * The panel which is loaded when the 'Manage data' tab is selected. It creates
042:         * a splitter pane with a JTree on the left and an XLibStaticDataEditor on the
043:         * right. The tree is passed to the XLibStaticDataEditor so that it can manipulate
044:         * it.
045:         * This class handles editing of static as well as database data. There are
046:         * different functions to handle each data type.
047:         * <p> Copyright (c) Xoetrope Ltd., 2001-2006, This software is licensed under
048:         * the GNU Public License (GPL), please see license.txt for more details. If
049:         * you make commercial use of this software you must purchase a commercial
050:         * license from Xoetrope.</p>
051:         * <p> $Revision: 1.5 $</p>
052:         */
053:        public class DataEditor extends JPanel implements  ItemListener,
054:                ModelListener {
055:            private Container toolbar;
056:            private JSplitPane splitPane;
057:            private JPanel treePanel, editPanel;
058:            private JComboBox cmbDataSources;
059:            private JMenu mnuNew, mnuFile;
060:            private JMenuBar mnuBar;
061:            private JTree dataTree;
062:            private JScrollPane dataPane;
063:            private DefaultMutableTreeNode topNode;
064:            private XEditorProject currentProject;
065:            private StaticDataEditor staticDataEditor;
066:            private XModel editModel;
067:            private JLabel lblFileName;
068:            private JMenuItem mnuSetModelFile, mnuSave, mnuAddStatic, mnuAddDB,
069:                    mnuAddWS;
070:            private ModelListener modelListener;
071:            private Hashtable staticModels;
072:
073:            /**
074:             * Assign the XEditorProject parameter to a local variable. Add a toolbar to
075:             * the panel. Create a splitter pane with the tree component on the left and
076:             * the dataeditor on the right. Call the function to load the datasources into
077:             * the combobox.
078:             * @param proj the current XEditorProject project
079:             */
080:            public DataEditor(XEditorProject proj) {
081:                currentProject = proj;
082:                add(createToolbar(), BorderLayout.NORTH);
083:                treePanel = new JPanel(new BorderLayout());
084:                staticDataEditor = new StaticDataEditor(currentProject);
085:                staticDataEditor.setModelListener(this );
086:                createStaticTree(null);
087:                editPanel = new JPanel(new BorderLayout());
088:                editPanel.add(staticDataEditor, BorderLayout.CENTER);
089:                splitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT,
090:                        treePanel, editPanel);
091:                splitPane.setDividerLocation(300);
092:                splitPane.setDividerSize(6);
093:                splitPane.setBorder(BorderFactory.createEmptyBorder());
094:                add(splitPane, BorderLayout.CENTER);
095:                staticModels = new Hashtable();
096:                addDataSources();
097:            }
098:
099:            /**
100:             * set the reference to the ModelListener
101:             * @param listener the ModelListener which will listen for updates
102:             */
103:            public void setModelListener(ModelListener listener) {
104:                modelListener = listener;
105:            }
106:
107:            /**
108:             * create the static tree. Set the cell renderer to the custom renderer.
109:             * Expand the root node
110:             * @param editModel the XModel from which we want to build the tree
111:             */
112:            private void createStaticTree(XModel editModel) {
113:                createTree(StaticDataEditor.AMEND_STATIC);
114:                if (editModel != null)
115:                    buildStaticTree(editModel);
116:
117:                dataTree.setCellRenderer(new XLibTreeCellRenderer(
118:                        StaticDataEditor.AMEND_STATIC, editModel));
119:                expandRoot();
120:            }
121:
122:            /**
123:             * create the database tree. Set the cell renderer to the custom renderer.
124:             * Expand the root node
125:             */
126:            private void createDatabaseTree() {
127:                XmlElement ele = (XmlElement) getModelManager()
128:                        .getDataSources().get(cmbDataSources.getSelectedItem());
129:                createTree(StaticDataEditor.AMEND_DATABASE);
130:                buildDatabaseTree(ele);
131:                dataTree.setCellRenderer(new XLibTreeCellRenderer(
132:                        StaticDataEditor.AMEND_DATABASE));
133:                expandRoot();
134:            }
135:
136:            private ModelManager getModelManager() {
137:                RouteManager routeMgr = (RouteManager) currentProject
138:                        .getObject(ProjectRouteManager.ROUTE_MGR_LOOKUP);
139:                return routeMgr.getModelMgr();
140:            }
141:
142:            /**
143:             * expand the root node.
144:             */
145:            public void expandRoot() {
146:                final TreePath path = new TreePath(topNode);
147:                SwingUtilities.invokeLater(new Runnable() {
148:                    public void run() {
149:                        dataTree.expandPath(path);
150:                        dataTree.repaint();
151:                    }
152:                });
153:            }
154:
155:            /**
156:             * if the datapane isn't null remove it from the panel. Create the new tree,
157:             * make it editable and set the border. Pass the tree to the static data
158:             * editor. expand the root node.
159:             * @param amendMode indicates the type of datasource we are working
160:             * with (static or database)
161:             */
162:            private void createTree(int amendMode) {
163:                if (dataPane != null)
164:                    treePanel.remove(dataPane);
165:                topNode = new DefaultMutableTreeNode("Datasets");
166:                dataTree = new JTree(topNode);
167:                if (cmbDataSources.getItemCount() == 0) {
168:                    dataTree.setVisible(false);
169:                }
170:                dataTree.setEditable(true);
171:                dataTree.setBorder(new EmptyBorder(0, 0, 0, 0));
172:                dataPane = new JScrollPane(dataTree);
173:                staticDataEditor.setTree(dataTree, amendMode);
174:                treePanel.add(dataPane, BorderLayout.CENTER);
175:
176:                TreePath path = new TreePath(topNode);
177:                dataTree.expandPath(path);
178:            }
179:
180:            /**
181:             * Remove all the children from the root node and call the XLibXModelManager
182:             * to build it.
183:             * @param editModel the XModel from which to build the tree
184:             * @return the root node.
185:             */
186:            private DefaultMutableTreeNode buildStaticTree(XModel editModel) {
187:                topNode.removeAllChildren();
188:                getModelManager().createTreeNodes(editModel, topNode, null);
189:                return topNode;
190:            }
191:
192:            /**
193:             * Remove the child nodes. Get the databaseNodes hashtable from the
194:             * XLibXModelManager and add them to the tree.
195:             * @param source
196:             * @return
197:             */
198:            private DefaultMutableTreeNode buildDatabaseTree(XmlElement source) {
199:                topNode.removeAllChildren();
200:                Hashtable databaseNodes = getModelManager().getDatabaseNodes();
201:                Enumeration e = databaseNodes.keys();
202:                while (e.hasMoreElements()) {
203:                    String name = (String) e.nextElement();
204:                    DefaultMutableTreeNode child = new DefaultMutableTreeNode(
205:                            name);
206:                    topNode.add(child);
207:                }
208:                return topNode;
209:            }
210:
211:            /**
212:             * Set the layout to a BorderLayout. Create the datasources combobox.
213:             * @return the toolbar
214:             */
215:            private Component createToolbar() {
216:                setLayout(new BorderLayout());
217:                JPanel tempPnl = new JPanel();
218:                cmbDataSources = new JComboBox();
219:                cmbDataSources.addItemListener(this );
220:                toolbar = new JPanel(new BorderLayout());
221:                lblFileName = new JLabel();
222:
223:                tempPnl.add(new JLabel("Datasource :"));
224:                tempPnl.add(cmbDataSources);
225:                tempPnl.add(lblFileName);
226:                toolbar.add(tempPnl, BorderLayout.WEST);
227:                return toolbar;
228:            }
229:
230:            private void addDataSources() {
231:                Hashtable ht = getModelManager().getDataSources();
232:                Enumeration enumeration = ht.keys();
233:                while (enumeration.hasMoreElements()) {
234:                    String key = (String) enumeration.nextElement();
235:                    XmlElement src = (XmlElement) ht.get(key);
236:                    String type = src.getAttribute("type");
237:                    if (type == null || type.compareTo("") == 0
238:                            || type.compareTo("database") == 0)
239:                        cmbDataSources.addItem(key);
240:                }
241:            }
242:
243:            /**
244:             * Load the datasource specified from the value in the combobox. Determine the
245:             * type of datasource we're working with and load it from the relevant file.
246:             * @param evt the ItemEvent
247:             */
248:            public void itemStateChanged(ItemEvent evt) {
249:                String datasourceName = (String) cmbDataSources
250:                        .getSelectedItem();
251:                String fileName = getModelManager().getDataSourceAttrib(
252:                        datasourceName, "filename");
253:                lblFileName.setText(fileName);
254:                String dataSourceType = getModelManager().getDataSourceAttrib(
255:                        datasourceName, "type");
256:                if (dataSourceType != null
257:                        && dataSourceType.compareTo("database") == 0) {
258:                    getModelManager().loadDatabaseData(fileName);
259:                    createDatabaseTree();
260:                } else {
261:                    editModel = (XBaseModel) staticModels.get(datasourceName);
262:                    if (editModel == null)
263:                        editModel = (XBaseModel) getModelManager()
264:                                .loadStaticData(fileName);
265:
266:                    staticModels.put(datasourceName, editModel);
267:                    createStaticTree(editModel);
268:                    staticDataEditor.setEditModel((XBaseModel) editModel,
269:                            fileName, currentProject.getPath() + File.separator
270:                                    + "resources" + File.separator);
271:                }
272:                dataTree.setVisible(true);
273:                staticDataEditor.hideDataPanels(null);
274:            }
275:
276:            /**
277:             * Inform the XModelListener that the XModel has changed.
278:             */
279:            public void modelChanged() {
280:                if (modelListener != null)
281:                    modelListener.modelChanged();
282:            }
283:
284:            /**
285:             * Called from the XLibPlugin when the save menu is clicked in the editor. Iterate
286:             * the models in the XLibXModelManager datasources hashtable. If the model is
287:             * in the local staticModels hashtable then we output it. If the 'deploy'
288:             * attribute of the datasource node is set to false then we need to save the
289:             * model data in the root of the project.
290:             */
291:            public void save() {
292:                Hashtable databaseNodes = getModelManager().getDataSources();
293:                Enumeration enumeration = databaseNodes.keys();
294:                while (enumeration.hasMoreElements()) {
295:                    String name = (String) enumeration.nextElement();
296:                    XmlElement eleDataSource = (XmlElement) databaseNodes
297:                            .get(name);
298:                    XBaseModel model = (XBaseModel) staticModels.get(name);
299:                    if (model != null) {
300:                        String path = currentProject.getPath() + File.separator
301:                                + "resources" + File.separator;
302:                        if (eleDataSource.getAttribute("deploy").compareTo(
303:                                "false") == 0)
304:                            path = currentProject.getPath() + File.separator;
305:                        saveFile(path, eleDataSource.getAttribute("filename"),
306:                                model);
307:                    }
308:                }
309:
310:                getModelManager().writeDatasets(currentProject);
311:                if (cmbDataSources.getSelectedItem() != null) {
312:                    XModel model = (XModel) currentProject.getModel().get(
313:                            (String) cmbDataSources.getSelectedItem());
314:                    currentProject.getModel().reset(currentProject);
315:                    getModelManager().readXmlFile();
316:                }
317:            }
318:
319:            /**
320:             * Save a mode to the passed filePath + fileName
321:             * @param filePath the path to the model file
322:             * @param fileName the name of the model file
323:             * @param model the model to be output
324:             */
325:            void saveFile(String filePath, String fileName, XBaseModel model) {
326:                try {
327:                    FileOutputStream fos = new FileOutputStream(filePath
328:                            + fileName);
329:                    OutputStreamWriter osw = new OutputStreamWriter(fos, "UTF8");
330:                    BufferedWriter bw = new BufferedWriter(osw);
331:                    getModelManager().write(bw, model);
332:                } catch (Exception ex) {
333:                    ex.printStackTrace();
334:                }
335:            }
336:
337:            /**
338:             * Create a new static data source from the values entered in the NewStaticSource
339:             * dialog. Check the return value of the dialog before proceeding. If OK was
340:             * clicked copy the template file to the resources directory add the datasource
341:             * to the XLibXModelManager and add the name to the combobox and select it
342:             */
343:            public void addNewStaticDataSource() {
344:                NewStaticSource dlg = new NewStaticSource();
345:                dlg.setLocationRelativeTo(this );
346:                if (dlg.showDlg()) {
347:                    File f = new File(dlg.getFileName());
348:                    if (f.exists()) {
349:                        editModel = (XBaseModel) getModelManager()
350:                                .loadStaticData(dlg.getFileName());
351:                    } else {
352:                        String filename = currentProject.getPath()
353:                                + File.separator + "resources" + File.separator
354:                                + dlg.getFileName();
355:                        XEditorUtilities.copyFile(currentProject,
356:                                "template_staticdata.xml", filename);
357:                        getModelManager().addStaticDataSource(
358:                                dlg.getSourceName(), dlg.getFileName());
359:                        cmbDataSources.addItem(dlg.getSourceName());
360:                        cmbDataSources.setSelectedItem(dlg.getSourceName());
361:                    }
362:                }
363:            }
364:
365:            /**
366:             * Create a new datdabase data source from the values entered in the NewStaticSource
367:             * dialog. Check the return value of the dialog before proceeding. If OK was
368:             * clicked add the datasource to the XLibXModelManager and add the name to the
369:             * combobox and select it
370:             */
371:            public void addNewDatabaseDataSource() {
372:                NewStaticSource dlg = new NewStaticSource();
373:                dlg.setLocationRelativeTo(this );
374:                if (dlg.showDlg()) {
375:                    File f = new File(dlg.getFileName());
376:                    if (f.exists()) {
377:                        editModel = (XBaseModel) getModelManager()
378:                                .loadStaticData(dlg.getFileName());
379:                    } else {
380:                        getModelManager().addDatabaseDataSource(
381:                                dlg.getSourceName(), dlg.getFileName());
382:                        cmbDataSources.addItem(dlg.getSourceName());
383:                        cmbDataSources.setSelectedItem(dlg.getSourceName());
384:                    }
385:                }
386:            }
387:        }
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