/** * This notifies the user that they are about to lose entered data (i.e. they've made changes and * are about to a) change classes or b) go to another entry), and allows them to save their data * if they so choose... */ public void checkForUnsavedChanges() { if (dataSource == null || dataSource.isActive() == false) return; // no point prompting - nothing to save with! /* * Only ever check the entry once (sometimes promptForSave can be called * multiple time - remember that the 'save' function gets called by a * separate thread). */ if (tableData.changedByUser()) { String save = CBIntText.get("Save"); String discard = CBIntText.get("Discard"); int result = JOptionPane.showOptionDialog( owner, CBIntText.get("Submit changes to the Directory?"), CBIntText.get("Save Data"), JOptionPane.DEFAULT_OPTION, JOptionPane.QUESTION_MESSAGE, null, new Object[] {save, discard}, save); if (result == 0) { writeTableData(); // nb - this queues a request to the directory } } }
/** * Normally called by the 'Yes' button listener of the virtual entry dialog. This method opens the * New Entry dialog in simple mode (or Change Classes dialog). If the user selects one or more * object classes they are added to the entry and displayed in the table editor. */ public void processVirtualEntry() { ChangeObjectClassWin userData = null; if (dataSource.getSchemaOps() == null) { JOptionPane.showMessageDialog( owner, CBIntText.get( "Because there is no schema currently published by the\ndirectory, changing an entry's object class is unavailable."), CBIntText.get("No Schema"), JOptionPane.INFORMATION_MESSAGE); return; } else { shutVirtualEntryDialog(); // TE: kill the prompt window. userData = new ChangeObjectClassWin(dataSource, currentEntry.getDN(), null, this, owner, true); userData.setSize(400, 250); CBUtility.center(userData, owner); // TE: centres window. userData.setVisible(true); while (userData.isVisible()) // TE: don't do anything until the New Entry window is closed. { try { wait(); } catch (Exception e) { userData.dispose(); } } } if (userData.newObjectClasses != null) // TE: if the user has selected one or more object classes - add them to the entry // in the directory. { try { DXOps dxOps = new DXOps(dataSource.getLdapContext()); dxOps.addAttribute(currentEntry.getDN(), userData.newObjectClasses); dataSource.getEntry( currentEntry .getDN()); // TE: hack?? forces the entry to be read again - otherwise we don't // display the naming value. } catch (NamingException e) { CBUtility.error( TableAttributeEditor.this, CBIntText.get( "Unable to add new object classes to {0}.", new String[] {currentEntry.getDN().toString()}), e); } } }
/** Opens a dialog that displays the operational attributes of the current entry. */ public void displayOperationalAttributes() { JXplorerBrowser jx = null; if (owner instanceof JXplorerBrowser) jx = (JXplorerBrowser) owner; else return; showingOperationalAttributes = !showingOperationalAttributes; // EJP 17 August 2010. // CB 14 August 2012 - some directories (looking at you Active Directory) don't support the '+' // operator... so do it manually as well... String[] opAttrs = { "+", "createTimeStamp", "creatorsName", "entryFlags", "federationBoundary", "localEntryID", "modifiersName", "modifyTimeStamp", "structuralObjectClass", "subordinateCount", "subschemaSubentry" }; DXEntry entry = null; if (showingOperationalAttributes) { try { entry = (jx.getSearchBroker()).unthreadedReadEntry(currentDN, opAttrs); StringBuffer buffy = new StringBuffer("DN: " + currentDN.toString() + "\n\n"); // Get the attribute values... // EJP 17 August 2010: use the actual attributes returned. NamingEnumeration ne = null; try { ne = entry.getAll(); while (ne.hasMore()) { DXAttribute att = (DXAttribute) ne.next(); buffy.append(att.getName() + ": " + att.get().toString() + "\n"); tableData.insertOperationalAttribute(att); } } finally { if (ne != null) ne.close(); } tableData.fireTableDataChanged(); } catch (NamingException e) { CBUtility.error( TableAttributeEditor.this, CBIntText.get("Unable to read entry " + currentDN), e); } } else { tableData.removeOperationalAttributes(); tableData.fireTableDataChanged(); } }
/** Kicks off the entry modify/update & checks for manditory attributes. */ public void doSubmit() { if (dataSource == null) { CBUtility.error("No dataSource available to write changes to in Table Attribute Editor"); return; } myEditor.stopCellEditing(); // If schema checking is on, make sure that all mandatory attributes are filled in. if ("false".equalsIgnoreCase(JXConfig.getProperty("option.ignoreSchemaOnSubmission")) && (tableData.checkMandatoryAttributesSet() == false)) { CBUtility.error( TableAttributeEditor.this, CBIntText.get("All Mandatory Attributes must have values!"), null); return; } writeTableData(); }
/** * Opens a dialog that asks the user if they want to make a virtual entry a non virtual entry. If * the user clicks 'Yes' the 'change class' dialog opens. */ public void doVirtualEntryDisplay() { virtualEntryDialog = new JDialog(owner, CBIntText.get("Virtual Entry"), true); CBButton btnYes = new CBButton(CBIntText.get("Yes"), CBIntText.get("Click yes to make a Virtual Entry.")); CBButton btnNo = new CBButton( CBIntText.get("No"), CBIntText.get("Click no to cancel without making a Virtual Entry.")); // TE: layout stuff... Container pane = virtualEntryDialog.getContentPane(); pane.setLayout(new BorderLayout()); CBPanel panel1 = new CBPanel(); CBPanel panel2 = new CBPanel(); CBPanel panel3 = new CBPanel(); panel1.add( new JLabel( CBIntText.get( "This entry is a Virtual Entry. Are you sure you want to give this entry an object class?"))); panel2.add(btnYes); panel2.add(btnNo); panel3.makeWide(); panel3.addln(panel1); panel3.addln(panel2); pane.add(panel3); btnYes.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { processVirtualEntry(); } }); btnNo.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { shutVirtualEntryDialog(); } }); virtualEntryDialog.setSize(475, 125); CBUtility.center(virtualEntryDialog, owner); virtualEntryDialog.setVisible(true); }
/** * Constructor initialises the table and a popup tool, as well as initialising the required GUI * elements. It adds action listeners for the three main buttons, which include basic user input * validation checking. */ public TableAttributeEditor(JFrame MyOwner) { // As usual, it is insanely hard to get the swing components to display // and work properly. If JTable is not displayed in a scroll pane no headers are // displayed, and you have to do it manually. (If you *do* display it // in a scrollbar, in this instance, it screws up sizing) // The broken header mis-feature is only mentioned in the tutorial, // not in the api doco - go figure. super(); owner = MyOwner; // final JPanel mainPanel = (JPanel)this; tableData = new AttributeTableModel(); attributeTable = new JTable(tableData); // attributeTable.setRowHeight(20); // This may be needed, depends on how fussy people get about // the bottom of letters like 'y' getting cut off when the cell is selected - bug 3013. popupTableTool = new SmartPopupTableTool(attributeTable, tableData, (JXplorerBrowser) owner); // Set the renderer for the attribute type... final AttributeTypeCellRenderer typeRenderer = new AttributeTypeCellRenderer(); attributeTable.setDefaultRenderer(AttributeNameAndType.class, typeRenderer); // Set the renderer for the attribute value... final AttributeValueCellRenderer valueRenderer = new AttributeValueCellRenderer(); attributeTable.setDefaultRenderer(AttributeValue.class, valueRenderer); // Set the editor for the attribute value... myEditor = new AttributeValueCellEditor(owner); attributeTable.setDefaultEditor(AttributeValue.class, myEditor); attributeTable.getTableHeader().setReorderingAllowed(false); currentDN = null; JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.CENTER)); buttonPanel.add( submit = new CBButton( CBIntText.get("Submit"), CBIntText.get("Submit your changes to the Directory."))); buttonPanel.add( reset = new CBButton( CBIntText.get("Reset"), CBIntText.get("Reset this entry i.e. cancels any changes."))); buttonPanel.add( changeClass = new CBButton( CBIntText.get("Change Classes"), CBIntText.get("Change the Object Class of this entry."))); buttonPanel.add( opAttrs = new CBButton( CBIntText.get("Properties"), CBIntText.get("View the Operational Attributes of this entry."))); // I don't really understand why we have to do this... // but without it these buttons over ride the default // button (Search Bar's search button), if they have // been clicked and the user hits the enter key? opAttrs.setDefaultCapable(false); submit.setDefaultCapable(false); reset.setDefaultCapable(false); changeClass.setDefaultCapable(false); setLayout(new BorderLayout(10, 10)); tableScroller = new JScrollPane(); attributeTable.setBackground(Color.white); tableScroller.setPreferredSize(new Dimension(300, 285)); tableScroller.setViewportView(attributeTable); add(tableScroller, BorderLayout.CENTER); add(buttonPanel, BorderLayout.SOUTH); if ("true".equals(JXConfig.getProperty("lock.read.only"))) title = CBIntText.get("Table Viewer"); else title = CBIntText.get("Table Editor"); setVisible(true); // triggers adding operational attributes of the current entry. opAttrs.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { displayOperationalAttributes(); } }); reset.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { myEditor.stopCellEditing(); // tableData.reset(); displayEntry(originalEntry, dataSource, false); } }); submit.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { doSubmit(); } }); // This allows the user to change the objectclass attribute. // This is pretty tricky, because it changes what attributes are available. changeClass.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { changeClass(); } }); attributeTable.addMouseListener( new MouseAdapter() { public void mousePressed(MouseEvent e) { if (!doPopupStuff(e)) super.mousePressed(e); } public void mouseReleased(MouseEvent e) { if (!doPopupStuff(e)) super.mouseReleased(e); } // TODO need to have a way to call this from a keystroke... public boolean doPopupStuff(MouseEvent e) { if (e.isPopupTrigger() == false) return false; int row = attributeTable.rowAtPoint(new Point(e.getX(), e.getY())); attributeTable.clearSelection(); attributeTable.addRowSelectionInterval(row, row); attributeTable.repaint(); popupTableTool.registerCurrentRow( (AttributeNameAndType) attributeTable.getValueAt(row, 0), (AttributeValue) attributeTable.getValueAt(row, 1), row, tableData.getRDN()); // active path also set by valueChanged popupTableTool.show(attributeTable, e.getX(), e.getY()); popupTableTool.registerCellEditor(myEditor); // TE: for bug fix 3107. return true; } }); }
public String getToolTip() { return CBIntText.get( "The table editor is generally used for editing data, it also functions perfectly well as a simple, but robust, entry viewer."); } // TE: returns a tool tip.
private void displayEntry( DXEntry entry, DataBrokerQueryInterface ds, boolean storeOriginalEntry) { myEditor.stopCellEditing(); // checkedDN = null; // hack - resets promptForSave. // Store original Entry for reset if (entry != null && storeOriginalEntry && entry.getStatus() == DXEntry.NORMAL) originalEntry = new DXEntry(entry); // Set the globals... currentEntry = entry; dataSource = ds; if (entry != null && entry.size() == 0) { // If there is an entry and its size is zero - it's probably a virtual entry. // We need to give the user the option of adding an object class to it i.e. so that // it can be added to the directory as a real entry. // // Disable all the buttons except the 'Change Class' button - but rename this button // to 'Add Class' so the user hopefully has a bit more of an idea about what is going on. // Sets editor to a blank screen... tableData.clear(); // Disable all buttons except the 'Change Class' button - rename this one... submit.setEnabled(false); reset.setEnabled(false); changeClass.setText(CBIntText.get("Add Class")); changeClass.setEnabled(true); opAttrs.setEnabled(false); virtualEntry = true; return; } virtualEntry = false; // Isn't a virtual entry... if (entry != null) currentDN = entry.getDN(); // May have been changed to 'Add Class'... changeClass.setText(CBIntText.get("Change Class")); // Some quick faffing around, to see if we're coming back from a // change classes operation. if (classChangedOriginalEntry != null) { // If they have the same name, then we're reviewing the same entry - otherwise we've moved on if (entry == null || entry.getDN().equals(classChangedOriginalEntry.getDN()) == false) classChangedOriginalEntry = null; } /* * Check that we're not displaying a new entry, and leaving unsaved changes * behind. * * This turns out to be quite tricky, and involves a bunch 'o special cases. * * First check whether the table data has changed (if not, do nothing) * -> if the new entry is null, prompt user to save * -> OR if the DN has changed, and it wasn't due to a rename, prompt user to save * */ if (tableData.changedByUser()) // user made changes - were they saved? (i.e., are we { // displaying the result of those changes?) boolean prompt = false; DXEntry oldEntry = tableData.getOldEntry(); if (oldEntry != null) { /* * The code below is simply checking to see if the name of the * new entry is different from the old entry, and if it is, * whether that's due to the old entry being renamed. */ if (entry == null) { prompt = true; } // TE: added the isEmpty check see bug: 3194. else if (!oldEntry.getDN().isEmpty() && entry.getDN().equals(oldEntry.getDN()) == false) { DN oldParent = oldEntry.getDN().getParent(); DN newParent = entry.getDN().getParent(); if (oldParent.equals(newParent) == false) { prompt = true; } else { if (entry.getDN().getLowestRDN().equals(tableData.getRDN()) == false) { prompt = true; } } } if (prompt) // yes, there is a risk of data loss - prompt the user. { checkForUnsavedChanges(); // see if the user wants to save their data } } } myEditor.setDataSource( ds); // Sets the DataBrokerQueryInterface in AttributeValueCellEditor used to get the syntax // of attributes. // only enable buttons if DataBrokerQueryInterface // is valid *and* we can modify data... if (dataSource == null || entry == null || dataSource.isModifiable() == false) { setReadWrite(false, entry); } else { setReadWrite(true, entry); } // myEditor.stopCellEditing(); if (entry != null) { entry.expandAllAttributes(); currentDN = entry.getDN(); tableData.insertAttributes(entry); popupTableTool.setDN(currentDN); // Sets the DN in SmartPopupTableTool. myEditor.setDN( currentDN); // Sets the DN in the attributeValueCellEditor which can be used to identify // the entry that is being modified/ } else { tableData.clear(); // Sets editor to a blank screen. } tableScroller.getVerticalScrollBar().setValue(0); // Sets the scroll bar back to the top. }
/* PROGRAMMING NOTE: * * Some rather unpleasent stuff happens with object class changing. The state * of the unmodified entry is maintained between displayEntry() calls using * the classChangedOriginalEntry variable. */ public class TableAttributeEditor extends JPanel implements DataSink, PluggableEditor // , TreeEntryCreator { private static Logger log = Logger.getLogger(TableAttributeEditor.class.getName()); JTable attributeTable; AttributeTableModel tableData; JScrollPane tableScroller; CBButton submit, reset, changeClass, opAttrs; // , help; JFrame owner; JDialog virtualEntryDialog = null; /** Flag for a virtual entry. */ boolean virtualEntry = false; /** Copy of the current entry. */ DXEntry currentEntry = null; /** Copy of the original entry. */ DXEntry originalEntry = null; /** Copy of the current DN. */ DN currentDN = null; /* * Experimental - tracks the DN of a page with unsaved changes, as part of a check when the user moves * away by accident... */ DN entryWithPendingChanges = null; /** The data source directory data is read from. */ public DataBrokerQueryInterface dataSource; /** * A rare operation is for the user to change the classes of an entry. This backs up the original * state of that entry. */ DXEntry classChangedOriginalEntry = null; SmartPopupTableTool popupTableTool; ClassLoader myLoader; final AttributeValueCellEditor myEditor; public String title = CBIntText.get("Table Editor"); /** * Constructor initialises the table and a popup tool, as well as initialising the required GUI * elements. It adds action listeners for the three main buttons, which include basic user input * validation checking. */ public TableAttributeEditor(JFrame MyOwner) { // As usual, it is insanely hard to get the swing components to display // and work properly. If JTable is not displayed in a scroll pane no headers are // displayed, and you have to do it manually. (If you *do* display it // in a scrollbar, in this instance, it screws up sizing) // The broken header mis-feature is only mentioned in the tutorial, // not in the api doco - go figure. super(); owner = MyOwner; // final JPanel mainPanel = (JPanel)this; tableData = new AttributeTableModel(); attributeTable = new JTable(tableData); // attributeTable.setRowHeight(20); // This may be needed, depends on how fussy people get about // the bottom of letters like 'y' getting cut off when the cell is selected - bug 3013. popupTableTool = new SmartPopupTableTool(attributeTable, tableData, (JXplorerBrowser) owner); // Set the renderer for the attribute type... final AttributeTypeCellRenderer typeRenderer = new AttributeTypeCellRenderer(); attributeTable.setDefaultRenderer(AttributeNameAndType.class, typeRenderer); // Set the renderer for the attribute value... final AttributeValueCellRenderer valueRenderer = new AttributeValueCellRenderer(); attributeTable.setDefaultRenderer(AttributeValue.class, valueRenderer); // Set the editor for the attribute value... myEditor = new AttributeValueCellEditor(owner); attributeTable.setDefaultEditor(AttributeValue.class, myEditor); attributeTable.getTableHeader().setReorderingAllowed(false); currentDN = null; JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.CENTER)); buttonPanel.add( submit = new CBButton( CBIntText.get("Submit"), CBIntText.get("Submit your changes to the Directory."))); buttonPanel.add( reset = new CBButton( CBIntText.get("Reset"), CBIntText.get("Reset this entry i.e. cancels any changes."))); buttonPanel.add( changeClass = new CBButton( CBIntText.get("Change Classes"), CBIntText.get("Change the Object Class of this entry."))); buttonPanel.add( opAttrs = new CBButton( CBIntText.get("Properties"), CBIntText.get("View the Operational Attributes of this entry."))); // I don't really understand why we have to do this... // but without it these buttons over ride the default // button (Search Bar's search button), if they have // been clicked and the user hits the enter key? opAttrs.setDefaultCapable(false); submit.setDefaultCapable(false); reset.setDefaultCapable(false); changeClass.setDefaultCapable(false); setLayout(new BorderLayout(10, 10)); tableScroller = new JScrollPane(); attributeTable.setBackground(Color.white); tableScroller.setPreferredSize(new Dimension(300, 285)); tableScroller.setViewportView(attributeTable); add(tableScroller, BorderLayout.CENTER); add(buttonPanel, BorderLayout.SOUTH); if ("true".equals(JXConfig.getProperty("lock.read.only"))) title = CBIntText.get("Table Viewer"); else title = CBIntText.get("Table Editor"); setVisible(true); // triggers adding operational attributes of the current entry. opAttrs.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { displayOperationalAttributes(); } }); reset.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { myEditor.stopCellEditing(); // tableData.reset(); displayEntry(originalEntry, dataSource, false); } }); submit.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { doSubmit(); } }); // This allows the user to change the objectclass attribute. // This is pretty tricky, because it changes what attributes are available. changeClass.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { changeClass(); } }); attributeTable.addMouseListener( new MouseAdapter() { public void mousePressed(MouseEvent e) { if (!doPopupStuff(e)) super.mousePressed(e); } public void mouseReleased(MouseEvent e) { if (!doPopupStuff(e)) super.mouseReleased(e); } // TODO need to have a way to call this from a keystroke... public boolean doPopupStuff(MouseEvent e) { if (e.isPopupTrigger() == false) return false; int row = attributeTable.rowAtPoint(new Point(e.getX(), e.getY())); attributeTable.clearSelection(); attributeTable.addRowSelectionInterval(row, row); attributeTable.repaint(); popupTableTool.registerCurrentRow( (AttributeNameAndType) attributeTable.getValueAt(row, 0), (AttributeValue) attributeTable.getValueAt(row, 1), row, tableData.getRDN()); // active path also set by valueChanged popupTableTool.show(attributeTable, e.getX(), e.getY()); popupTableTool.registerCellEditor(myEditor); // TE: for bug fix 3107. return true; } }); } /** Opens the change class dialog. */ public void changeClass() { // JPanel mainPanel /* * MINOR MAGIC * * This code reuses the 'new entry window'. In order to make things * sane, we prompt the user to save any serious changes before continuing. * (Things can get really wierd if the user changes the name and then * tries to change the objectclass - best to avoid the whole issue.) */ myEditor.stopCellEditing(); if (virtualEntry) { doVirtualEntryDisplay(); return; } /* * classChangedOriginalEntry saves the original state of the entry * between visits to NewEntryWin. (- I wonder if it would be neater * to just reset the 'oldEntry' state of the table every time? ). * Check it's not been set already (i.e. Pathological User is paying * multiple visits to the NewEntryWin.) */ if (classChangedOriginalEntry == null) classChangedOriginalEntry = tableData.getOldEntry(); DXEntry newEntry = tableData.getNewEntry(); DN newDN = newEntry.getDN(); /* * Pathalogical user has messed with the name, *and* wants to * change the object classes... */ if (newDN.equals(classChangedOriginalEntry.getDN()) == false) { checkForUnsavedChanges(); /* if (promptForSave() == false) // we may need to reset the 'newEntry' data { // if the user discards their changes. tableData.reset(); // resets the table before going on. newEntry = tableData.getNewEntry(); newDN = newEntry.getDN(); } else // user has saved data - so now we need to reset the 'classChangedOriginalEntry' { */ // to the changed (and hopefully saved!) data. // NB: If the directory write fails, then the change classes will also fail... classChangedOriginalEntry = tableData.getNewEntry(); } /* * Open NewEntryWin, allowing the user to reset the objectclass attribute. */ /* NewEntryWin userData = new NewEntryWin(newDN.parentDN(), newDN, dataSource, newEntry.getAsNonNullAttributes(), newDN.getLowestRDN().toString(), TableAttributeEditor.this, CBUtility.getParentFrame(mainPanel)); */ if (dataSource.getSchemaOps() == null) { JOptionPane.showMessageDialog( owner, CBIntText.get( "Because there is no schema currently published by the\ndirectory, changing an entry's object class is unavailable."), CBIntText.get("No Schema"), JOptionPane.INFORMATION_MESSAGE); return; } else { ChangeObjectClassWin userData = new ChangeObjectClassWin( dataSource, newDN, newEntry.getAsNonNullAttributes(), this, CBUtility.getParentFrame(this), false); userData.setSize(400, 250); CBUtility.center(userData, owner); // TE: centres window. userData.setVisible(true); } } /** Kicks off the entry modify/update & checks for manditory attributes. */ public void doSubmit() { if (dataSource == null) { CBUtility.error("No dataSource available to write changes to in Table Attribute Editor"); return; } myEditor.stopCellEditing(); // If schema checking is on, make sure that all mandatory attributes are filled in. if ("false".equalsIgnoreCase(JXConfig.getProperty("option.ignoreSchemaOnSubmission")) && (tableData.checkMandatoryAttributesSet() == false)) { CBUtility.error( TableAttributeEditor.this, CBIntText.get("All Mandatory Attributes must have values!"), null); return; } writeTableData(); } private boolean showingOperationalAttributes = false; /** Opens a dialog that displays the operational attributes of the current entry. */ public void displayOperationalAttributes() { JXplorerBrowser jx = null; if (owner instanceof JXplorerBrowser) jx = (JXplorerBrowser) owner; else return; showingOperationalAttributes = !showingOperationalAttributes; // EJP 17 August 2010. // CB 14 August 2012 - some directories (looking at you Active Directory) don't support the '+' // operator... so do it manually as well... String[] opAttrs = { "+", "createTimeStamp", "creatorsName", "entryFlags", "federationBoundary", "localEntryID", "modifiersName", "modifyTimeStamp", "structuralObjectClass", "subordinateCount", "subschemaSubentry" }; DXEntry entry = null; if (showingOperationalAttributes) { try { entry = (jx.getSearchBroker()).unthreadedReadEntry(currentDN, opAttrs); StringBuffer buffy = new StringBuffer("DN: " + currentDN.toString() + "\n\n"); // Get the attribute values... // EJP 17 August 2010: use the actual attributes returned. NamingEnumeration ne = null; try { ne = entry.getAll(); while (ne.hasMore()) { DXAttribute att = (DXAttribute) ne.next(); buffy.append(att.getName() + ": " + att.get().toString() + "\n"); tableData.insertOperationalAttribute(att); } } finally { if (ne != null) ne.close(); } tableData.fireTableDataChanged(); } catch (NamingException e) { CBUtility.error( TableAttributeEditor.this, CBIntText.get("Unable to read entry " + currentDN), e); } } else { tableData.removeOperationalAttributes(); tableData.fireTableDataChanged(); } } /** * Opens a dialog that asks the user if they want to make a virtual entry a non virtual entry. If * the user clicks 'Yes' the 'change class' dialog opens. */ public void doVirtualEntryDisplay() { virtualEntryDialog = new JDialog(owner, CBIntText.get("Virtual Entry"), true); CBButton btnYes = new CBButton(CBIntText.get("Yes"), CBIntText.get("Click yes to make a Virtual Entry.")); CBButton btnNo = new CBButton( CBIntText.get("No"), CBIntText.get("Click no to cancel without making a Virtual Entry.")); // TE: layout stuff... Container pane = virtualEntryDialog.getContentPane(); pane.setLayout(new BorderLayout()); CBPanel panel1 = new CBPanel(); CBPanel panel2 = new CBPanel(); CBPanel panel3 = new CBPanel(); panel1.add( new JLabel( CBIntText.get( "This entry is a Virtual Entry. Are you sure you want to give this entry an object class?"))); panel2.add(btnYes); panel2.add(btnNo); panel3.makeWide(); panel3.addln(panel1); panel3.addln(panel2); pane.add(panel3); btnYes.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { processVirtualEntry(); } }); btnNo.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { shutVirtualEntryDialog(); } }); virtualEntryDialog.setSize(475, 125); CBUtility.center(virtualEntryDialog, owner); virtualEntryDialog.setVisible(true); } /** * Normally called by the 'Yes' button listener of the virtual entry dialog. This method opens the * New Entry dialog in simple mode (or Change Classes dialog). If the user selects one or more * object classes they are added to the entry and displayed in the table editor. */ public void processVirtualEntry() { ChangeObjectClassWin userData = null; if (dataSource.getSchemaOps() == null) { JOptionPane.showMessageDialog( owner, CBIntText.get( "Because there is no schema currently published by the\ndirectory, changing an entry's object class is unavailable."), CBIntText.get("No Schema"), JOptionPane.INFORMATION_MESSAGE); return; } else { shutVirtualEntryDialog(); // TE: kill the prompt window. userData = new ChangeObjectClassWin(dataSource, currentEntry.getDN(), null, this, owner, true); userData.setSize(400, 250); CBUtility.center(userData, owner); // TE: centres window. userData.setVisible(true); while (userData.isVisible()) // TE: don't do anything until the New Entry window is closed. { try { wait(); } catch (Exception e) { userData.dispose(); } } } if (userData.newObjectClasses != null) // TE: if the user has selected one or more object classes - add them to the entry // in the directory. { try { DXOps dxOps = new DXOps(dataSource.getLdapContext()); dxOps.addAttribute(currentEntry.getDN(), userData.newObjectClasses); dataSource.getEntry( currentEntry .getDN()); // TE: hack?? forces the entry to be read again - otherwise we don't // display the naming value. } catch (NamingException e) { CBUtility.error( TableAttributeEditor.this, CBIntText.get( "Unable to add new object classes to {0}.", new String[] {currentEntry.getDN().toString()}), e); } } } /** * Disposes of the virtual entry dialog that is opened as a prompt when the user may want to edit * a virtual entry. */ public void shutVirtualEntryDialog() { if (virtualEntryDialog != null) { virtualEntryDialog.setVisible(false); virtualEntryDialog.dispose(); } } // // DN checkedDN; /** * Displays data that can be modified by the user in a table. Refactor: this is a complex method * with many side effects, including checks for previously unsaved changes... * * @param entry the entry to be displayed by all the editors * @param ds the datasource the editors may use for more info */ public void displayEntry(DXEntry entry, DataBrokerQueryInterface ds) { displayEntry(entry, ds, true); } private void displayEntry( DXEntry entry, DataBrokerQueryInterface ds, boolean storeOriginalEntry) { myEditor.stopCellEditing(); // checkedDN = null; // hack - resets promptForSave. // Store original Entry for reset if (entry != null && storeOriginalEntry && entry.getStatus() == DXEntry.NORMAL) originalEntry = new DXEntry(entry); // Set the globals... currentEntry = entry; dataSource = ds; if (entry != null && entry.size() == 0) { // If there is an entry and its size is zero - it's probably a virtual entry. // We need to give the user the option of adding an object class to it i.e. so that // it can be added to the directory as a real entry. // // Disable all the buttons except the 'Change Class' button - but rename this button // to 'Add Class' so the user hopefully has a bit more of an idea about what is going on. // Sets editor to a blank screen... tableData.clear(); // Disable all buttons except the 'Change Class' button - rename this one... submit.setEnabled(false); reset.setEnabled(false); changeClass.setText(CBIntText.get("Add Class")); changeClass.setEnabled(true); opAttrs.setEnabled(false); virtualEntry = true; return; } virtualEntry = false; // Isn't a virtual entry... if (entry != null) currentDN = entry.getDN(); // May have been changed to 'Add Class'... changeClass.setText(CBIntText.get("Change Class")); // Some quick faffing around, to see if we're coming back from a // change classes operation. if (classChangedOriginalEntry != null) { // If they have the same name, then we're reviewing the same entry - otherwise we've moved on if (entry == null || entry.getDN().equals(classChangedOriginalEntry.getDN()) == false) classChangedOriginalEntry = null; } /* * Check that we're not displaying a new entry, and leaving unsaved changes * behind. * * This turns out to be quite tricky, and involves a bunch 'o special cases. * * First check whether the table data has changed (if not, do nothing) * -> if the new entry is null, prompt user to save * -> OR if the DN has changed, and it wasn't due to a rename, prompt user to save * */ if (tableData.changedByUser()) // user made changes - were they saved? (i.e., are we { // displaying the result of those changes?) boolean prompt = false; DXEntry oldEntry = tableData.getOldEntry(); if (oldEntry != null) { /* * The code below is simply checking to see if the name of the * new entry is different from the old entry, and if it is, * whether that's due to the old entry being renamed. */ if (entry == null) { prompt = true; } // TE: added the isEmpty check see bug: 3194. else if (!oldEntry.getDN().isEmpty() && entry.getDN().equals(oldEntry.getDN()) == false) { DN oldParent = oldEntry.getDN().getParent(); DN newParent = entry.getDN().getParent(); if (oldParent.equals(newParent) == false) { prompt = true; } else { if (entry.getDN().getLowestRDN().equals(tableData.getRDN()) == false) { prompt = true; } } } if (prompt) // yes, there is a risk of data loss - prompt the user. { checkForUnsavedChanges(); // see if the user wants to save their data } } } myEditor.setDataSource( ds); // Sets the DataBrokerQueryInterface in AttributeValueCellEditor used to get the syntax // of attributes. // only enable buttons if DataBrokerQueryInterface // is valid *and* we can modify data... if (dataSource == null || entry == null || dataSource.isModifiable() == false) { setReadWrite(false, entry); } else { setReadWrite(true, entry); } // myEditor.stopCellEditing(); if (entry != null) { entry.expandAllAttributes(); currentDN = entry.getDN(); tableData.insertAttributes(entry); popupTableTool.setDN(currentDN); // Sets the DN in SmartPopupTableTool. myEditor.setDN( currentDN); // Sets the DN in the attributeValueCellEditor which can be used to identify // the entry that is being modified/ } else { tableData.clear(); // Sets editor to a blank screen. } tableScroller.getVerticalScrollBar().setValue(0); // Sets the scroll bar back to the top. } protected void setReadWrite(boolean writeable, DXEntry entry) { submit.setEnabled(writeable); reset.setEnabled(writeable); changeClass.setEnabled(writeable); opAttrs.setEnabled(writeable); myEditor.setEnabled(writeable); popupTableTool.setReadWrite(writeable); if (entry != null && entry.get("objectclass") != null) // only allow class changes if we can find changeClass.setEnabled(true); // some to start with! } public JComponent getDisplayComponent() { validate(); repaint(); return this; } public String[] getAttributeValuesAsStringArray(Attribute a) throws NamingException { if (a == null) return new String[0]; DXNamingEnumeration e = new DXNamingEnumeration(a.getAll()); if (e == null) return new String[0]; return e.toStringArray(); } /** Test whether the (unordered) object class lists of two attributes contain the same */ public boolean objectClassesChanged(DXAttributes a, DXAttributes b) { boolean result = false; try { String[] A = getAttributeValuesAsStringArray(a.getAllObjectClasses()); String[] B = getAttributeValuesAsStringArray(b.getAllObjectClasses()); Object[] test = CBArray.difference(A, B); if (test.length > 0) result = true; test = CBArray.difference(B, A); if (test.length > 0) result = true; return result; } catch (NamingException e) { log.log(Level.WARNING, "Error in TableAttributeEditor:objectClassesChanged ", e); return true; } } /** Writes the data currently in the table editor to the directory. */ public void writeTableData() { myEditor.stopCellEditing(); if (dataSource == null) // if ds is null, data is not modifiable... { CBUtility.error("no datasource to write data to in writeTableData()"); return; } // shouldn't happen DXEntry oldEntry = tableData.getOldEntry(); DXEntry newEntry = tableData.getNewEntry(); /* Check to see if major surgery is needed - whether the user has been * messing with the object class list. */ if (classChangedOriginalEntry != null) { // use the saved state of the pre-class-changed entry as the 'old entry' // state. oldEntry = classChangedOriginalEntry; classChangedOriginalEntry = null; // this is only used once! (either the object class change will // now succeed, or fail - either way, the entry state is reset to // match what's in the directory.) if (objectClassesChanged(oldEntry, newEntry)) { oldEntry.removeEmptyAttributes(); newEntry.setStatus(oldEntry.getStatus()); Object[] delSet = CBArray.difference(oldEntry.toIDStringArray(), newEntry.toIDStringArray()); /* if there *are* attributes that should no longer exist, delete them by adding them (blanked) * to the complete 'newAtts' set of *all* known attributes. */ if ((delSet != null) && (delSet.length > 0)) { for (int i = 0; i < delSet.length; i++) { newEntry.put( new DXAttribute( delSet[i].toString())); // overwrite old values with an empty attribute } } } } dataSource.modifyEntry(oldEntry, newEntry); } /** Return the thingumy that should be printed. */ public Component getPrintComponent() { return attributeTable; } /** This editor is happy to be used in conjunction with other editors... */ public boolean isUnique() { return false; } public String getName() { return title; // CBIntText.get("Table Editor"); } public void setName(String title) { this.title = title; } public ImageIcon getIcon() { return new ImageIcon(Theme.getInstance().getDirImages() + "table.gif"); } // TE: returns an icon. public String getToolTip() { return CBIntText.get( "The table editor is generally used for editing data, it also functions perfectly well as a simple, but robust, entry viewer."); } // TE: returns a tool tip. public DataSink getDataSink() { return this; } public boolean canCreateEntry() { return true; } public void registerComponents( JMenuBar menu, JToolBar buttons, JTree tree, JPopupMenu treeMenu, JFrame jx) {} public void unload() {} /** Use the default tree icon system based on naming value or object class. */ public ImageIcon getTreeIcon(String rdn) { return null; } /** Use the default popupmenu. */ public JPopupMenu getPopupMenu(String rdn) { return null; } /** Don't hide sub entries. */ public boolean hideSubEntries(String rdn) { return false; } /** Optionally register a new class loader for atribute value viewers to use. */ public void registerClassLoader(ClassLoader loader) { myLoader = loader; myEditor.registerClassLoader(loader); } public void setVisible(boolean state) { super.setVisible(state); // has to be *after* previous call for SwingMagic reasons. if (state == false && tableData.changedByUser()) // user made changes - were they saved? (i.e., are we { /* * The setVisible() method may be called multiple time. Only prompt * the user the first time. */ checkForUnsavedChanges(); } } /** * Whether the editor has unsaved data changes. This may be used by the GUI to prompt the user * when an editor pane is being navigated away from. * * @return */ /* public void checkForUnsavedChanges() { tableData.changedByUser(); } */ /** * This notifies the user that they are about to lose entered data (i.e. they've made changes and * are about to a) change classes or b) go to another entry), and allows them to save their data * if they so choose... */ public void checkForUnsavedChanges() { if (dataSource == null || dataSource.isActive() == false) return; // no point prompting - nothing to save with! /* * Only ever check the entry once (sometimes promptForSave can be called * multiple time - remember that the 'save' function gets called by a * separate thread). */ if (tableData.changedByUser()) { String save = CBIntText.get("Save"); String discard = CBIntText.get("Discard"); int result = JOptionPane.showOptionDialog( owner, CBIntText.get("Submit changes to the Directory?"), CBIntText.get("Save Data"), JOptionPane.DEFAULT_OPTION, JOptionPane.QUESTION_MESSAGE, null, new Object[] {save, discard}, save); if (result == 0) { writeTableData(); // nb - this queues a request to the directory } } } }
/** Opens the change class dialog. */ public void changeClass() { // JPanel mainPanel /* * MINOR MAGIC * * This code reuses the 'new entry window'. In order to make things * sane, we prompt the user to save any serious changes before continuing. * (Things can get really wierd if the user changes the name and then * tries to change the objectclass - best to avoid the whole issue.) */ myEditor.stopCellEditing(); if (virtualEntry) { doVirtualEntryDisplay(); return; } /* * classChangedOriginalEntry saves the original state of the entry * between visits to NewEntryWin. (- I wonder if it would be neater * to just reset the 'oldEntry' state of the table every time? ). * Check it's not been set already (i.e. Pathological User is paying * multiple visits to the NewEntryWin.) */ if (classChangedOriginalEntry == null) classChangedOriginalEntry = tableData.getOldEntry(); DXEntry newEntry = tableData.getNewEntry(); DN newDN = newEntry.getDN(); /* * Pathalogical user has messed with the name, *and* wants to * change the object classes... */ if (newDN.equals(classChangedOriginalEntry.getDN()) == false) { checkForUnsavedChanges(); /* if (promptForSave() == false) // we may need to reset the 'newEntry' data { // if the user discards their changes. tableData.reset(); // resets the table before going on. newEntry = tableData.getNewEntry(); newDN = newEntry.getDN(); } else // user has saved data - so now we need to reset the 'classChangedOriginalEntry' { */ // to the changed (and hopefully saved!) data. // NB: If the directory write fails, then the change classes will also fail... classChangedOriginalEntry = tableData.getNewEntry(); } /* * Open NewEntryWin, allowing the user to reset the objectclass attribute. */ /* NewEntryWin userData = new NewEntryWin(newDN.parentDN(), newDN, dataSource, newEntry.getAsNonNullAttributes(), newDN.getLowestRDN().toString(), TableAttributeEditor.this, CBUtility.getParentFrame(mainPanel)); */ if (dataSource.getSchemaOps() == null) { JOptionPane.showMessageDialog( owner, CBIntText.get( "Because there is no schema currently published by the\ndirectory, changing an entry's object class is unavailable."), CBIntText.get("No Schema"), JOptionPane.INFORMATION_MESSAGE); return; } else { ChangeObjectClassWin userData = new ChangeObjectClassWin( dataSource, newDN, newEntry.getAsNonNullAttributes(), this, CBUtility.getParentFrame(this), false); userData.setSize(400, 250); CBUtility.center(userData, owner); // TE: centres window. userData.setVisible(true); } }