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Viewing changes to src/com/netscape/admin/dirserv/roledit/RoleEditorDialog.java

  • Committer: Package Import Robot
  • Author(s): Timo Aaltonen
  • Date: 2012-03-15 19:58:37 UTC
  • Revision ID: package-import@ubuntu.com-20120315195837-296zyft51thld8q7
Tags: upstream-1.2.6
Import upstream version 1.2.6

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src/com/netscape/admin/dirserv/roledit/RoleEditorDialog.java
 
1
/** BEGIN COPYRIGHT BLOCK
 
2
 * Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
 
3
 * Copyright (C) 2005 Red Hat, Inc.
 
4
 * All rights reserved.
 
5
 * 
 
6
 * This program is free software; you can redistribute it and/or modify
 
7
 * it under the terms of the GNU General Public License as published by
 
8
 * the Free Software Foundation version 2 of the License.
 
9
 * 
 
10
 * This program is distributed in the hope that it will be useful,
 
11
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
12
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
13
 * GNU General Public License for more details.
 
14
 * 
 
15
 * You should have received a copy of the GNU General Public License
 
16
 * along with this program; if not, write to the Free Software
 
17
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
18
 * END COPYRIGHT BLOCK **/
 
19
 
 
20
package com.netscape.admin.dirserv.roledit;
 
21
 
 
22
import java.util.*;
 
23
import java.awt.*;
 
24
import java.awt.event.*;
 
25
import javax.swing.*;
 
26
import javax.swing.table.*;
 
27
import javax.swing.event.*;
 
28
import com.netscape.management.client.console.ConsoleInfo;
 
29
import com.netscape.management.client.util.*;
 
30
import com.netscape.admin.dirserv.DSResourceEditor;
 
31
import com.netscape.management.nmclf.SuiLookAndFeel;
 
32
import com.netscape.admin.dirserv.IDSModel;
 
33
import com.netscape.admin.dirserv.DSUtil;
 
34
import netscape.ldap.*;
 
35
import netscape.ldap.util.DN;
 
36
 
 
37
/**
 
38
 * RoleEditorDialog
 
39
 * The dialog which displays the roles associated to an LDAP entry.
 
40
 **/
 
41
 
 
42
public class RoleEditorDialog extends AbstractDialog
 
43
                                                          implements ActionListener, ListSelectionListener {
 
44
 
 
45
        
 
46
        /**
 
47
         * Construct an new RoleEditorDialog.
 
48
         * The target LDAP entry is specified by info.getCurrentDN().
 
49
         */
 
50
        public RoleEditorDialog(JFrame frame, ConsoleInfo info) {
 
51
                super(frame, _resource.getString(_section, "title", info.getCurrentDN() ), true, OK|CANCEL|HELP);
 
52
                getAccessibleContext().setAccessibleDescription(_resource.getString(_section, "description"));
 
53
                                                 
 
54
                _frame = frame;
 
55
                _info = info;
 
56
                _managedRoleCache = new RoleCache(true);
 
57
                _complexRoleCache = new RoleCache(true);
 
58
 
 
59
                _tabPane = new JTabbedPane();
 
60
                _managedRoleTab = new RoleEditorTab(true);
 
61
                _managedRoleTab.getAddButton().addActionListener(this);
 
62
                _managedRoleTab.getAddButton().getAccessibleContext().setAccessibleDescription(_managedRoleTab.getAddButton().getText());
 
63
                _managedRoleTab.getRemoveButton().addActionListener(this);
 
64
                _managedRoleTab.getRemoveButton().getAccessibleContext().setAccessibleDescription(_managedRoleTab.getRemoveButton().getText());
 
65
                _managedRoleTab.getEditButton().addActionListener(this);
 
66
                _managedRoleTab.getEditButton().getAccessibleContext().setAccessibleDescription(_managedRoleTab.getEditButton().getText());             
 
67
                _managedRoleTab.getTableSelectionModel().addListSelectionListener(this);
 
68
                _complexRoleTab = new RoleEditorTab(false);
 
69
                _complexRoleTab.getEditButton().addActionListener(this);
 
70
                _complexRoleTab.getEditButton().getAccessibleContext().setAccessibleDescription(_complexRoleTab.getEditButton().getText());             
 
71
                _complexRoleTab.getTableSelectionModel().addListSelectionListener(this);
 
72
                
 
73
                loadRoleCaches();
 
74
                layoutComponents();
 
75
        }
 
76
 
 
77
 
 
78
        /**
 
79
         * Assemble and layout the components
 
80
         */
 
81
        void layoutComponents() {
 
82
                Container contentPane = getContentPane();
 
83
                GridBagLayout gbl = new GridBagLayout();
 
84
                
 
85
                contentPane.setLayout(gbl);
 
86
 
 
87
                GridBagConstraints gbc = new GridBagConstraints() ;
 
88
                gbc.gridx         = 0;
 
89
                gbc.gridy         = 0;
 
90
                gbc.gridwidth  = 1;
 
91
                gbc.gridheight = 1;
 
92
                gbc.weightx     = 1;
 
93
                gbc.weighty     = 1;
 
94
                gbc.anchor       = gbc.CENTER;
 
95
                gbc.fill           = gbc.BOTH;
 
96
                gbc.insets       = new Insets(0, 0, 0, 0);
 
97
                gbc.ipadx         = 0;
 
98
                gbc.ipady         = 0;
 
99
                
 
100
                contentPane.add(_tabPane) ;
 
101
                gbl.setConstraints(_tabPane, gbc);
 
102
                
 
103
                _tabPane.addTab(_resource.getString(_section, "tab-managed-roles"), _managedRoleTab);
 
104
                _managedRoleTab.getTable().getAccessibleContext().setAccessibleDescription(_resource.getString(_section, 
 
105
                                                                                                                                                                                                           "tab-managed-roles"));
 
106
                _tabPane.addTab(_resource.getString(_section, "tab-complex-roles"), _complexRoleTab);
 
107
                _complexRoleTab.getTable().getAccessibleContext().setAccessibleDescription(_resource.getString(_section, 
 
108
                                                                                                                                                                                                           "tab-complex-roles"));
 
109
                _tabPane.setSelectedIndex(0);
 
110
                
 
111
                pack();
 
112
        }
 
113
 
 
114
 
 
115
 
 
116
        /**
 
117
         * Implements ActionListener.
 
118
         * Here we process clicks from both _managedRoleTab and _complexRoleTab.
 
119
         */
 
120
        public void actionPerformed(ActionEvent e) {
 
121
                setBusyCursor(true);
 
122
                Object source = e.getSource();
 
123
                
 
124
                if (source == _managedRoleTab.getEditButton()) {
 
125
                        int roleIndex = _managedRoleTab.getTableSelectionModel().getMinSelectionIndex();
 
126
                        actionEdit(_managedRoleCache, roleIndex);
 
127
                }
 
128
                else if (source == _managedRoleTab.getAddButton()) {
 
129
                        actionAdd();
 
130
                }
 
131
                else if (source == _managedRoleTab.getRemoveButton()) {
 
132
                        actionRemove();
 
133
                }
 
134
                else if (source == _complexRoleTab.getEditButton()) {
 
135
                        int roleIndex = _complexRoleTab.getTableSelectionModel().getMinSelectionIndex();
 
136
                        actionEdit(_complexRoleCache, roleIndex);
 
137
                }
 
138
                setBusyCursor(false);
 
139
        }
 
140
        
 
141
        
 
142
        /**
 
143
         * Process a click on Add.
 
144
         */
 
145
        void actionAdd() {
 
146
                Vector selectedRoles = null;
 
147
                
 
148
                //
 
149
                // Popup the role picker.
 
150
                // The picker is instructed to show only managed roles.
 
151
                //
 
152
                try {
 
153
                        String parentDn = RolePickerDialog.makeParentDn(_info.getCurrentDN());
 
154
                        RolePickerDialog picker;
 
155
                        picker = new RolePickerDialog(_frame, _info);
 
156
                        Enumeration exclude = _managedRoleCache.getRoleDNs().elements();
 
157
                        picker.load(parentDn, "nsmanagedroledefinition", exclude);
 
158
                        picker.showModal();
 
159
                        if (!picker.isCancel()) 
 
160
                                selectedRoles = picker.getSelectedRoles();
 
161
                }
 
162
                catch(LDAPException e) {
 
163
                        Debug.println("RoleEditorDialog.actionAdd: reading roles failed with " + e);
 
164
                        // We popup a dialog to warn the user              
 
165
                        DSUtil.showLDAPErrorDialog(_frame, e, "fetching-server-unavailable");
 
166
                }
 
167
                
 
168
                //
 
169
                // Adds the selected roles in _managedRoleCache.
 
170
                // We must check that a role is not already included.
 
171
                //
 
172
                if (selectedRoles != null) {
 
173
                        try {                           
 
174
                                LDAPConnection ldc = _info.getLDAPConnection();
 
175
                                Enumeration e = selectedRoles.elements();
 
176
                                while (e.hasMoreElements()) {
 
177
                                        String roleDn = (String)e.nextElement();
 
178
                                        DN roleDN = new DN(roleDn);
 
179
                                        if ( !_managedRoleCache.contains(roleDN) )
 
180
                                                _managedRoleCache.add(roleDn, ldc);
 
181
                                }                               
 
182
                        }
 
183
                        catch(LDAPException e) {
 
184
                                Debug.println("RoleEditorDialog.actionAdd: reading roles failed with " + e);
 
185
                                // We popup a dialog to warn the user                           
 
186
                                DSUtil.showLDAPErrorDialog(_frame, e,
 
187
                                                                                                 "updating-directory-title");
 
188
                        }
 
189
                }
 
190
        }
 
191
        
 
192
        
 
193
        
 
194
        /**
 
195
         * Process a click on Remove.
 
196
         */
 
197
        void actionRemove() {
 
198
                JTable table = _managedRoleTab.getTable();
 
199
                int managedRoleCount = table.getModel().getRowCount();
 
200
                ListSelectionModel selModel = table.getSelectionModel();
 
201
                
 
202
                for (int i = 0; i < managedRoleCount; i++) {
 
203
                        if (selModel.isSelectedIndex(i)) {
 
204
                                _managedRoleCache.remove(i);
 
205
                        }
 
206
                }
 
207
        }
 
208
        
 
209
        
 
210
        
 
211
        /**
 
212
         * Process a click on Edit.
 
213
         */
 
214
        void actionEdit(RoleCache roleCache, int roleIndex) {
 
215
                LDAPConnection ldc = _info.getLDAPConnection();
 
216
                String roleDN = roleCache.getRoleDN(roleIndex);
 
217
                
 
218
                try {
 
219
                        // Read all the attributes of the roles and the nsroledn attribute
 
220
                        String[] attrs = {NSROLEDN_ATTR, "*"};
 
221
                        LDAPEntry entry = DSUtil.readEntry(ldc, roleDN, attrs, null);
 
222
                
 
223
                        // Open the resource editor on the selected entry
 
224
                        DSResourceEditor ed = new DSResourceEditor(_frame, _info, entry );
 
225
                        ed.showModal();
 
226
                        DSUtil.dialogCleanup();
 
227
                        
 
228
                        // The user may change the role definition.
 
229
                        // So we ask the role cache to resync.
 
230
                        String newDN = ed.getLDAPEntry().getDN();
 
231
                        if (roleDN.equals(newDN)) { // The role DN didn't change
 
232
                                roleCache.sync(roleDN, ldc); // Synchronize the description
 
233
                        }
 
234
                        else { // The role DN has been changed.
 
235
                                // We update the cache by removing the old and adding the new.
 
236
                                roleCache.remove(roleDN);
 
237
                                roleCache.add(newDN, ldc);
 
238
                        }
 
239
                }
 
240
                catch(LDAPException e) {
 
241
                        // Explain to the user that the role does not exist
 
242
                        Debug.println("RoleEditorDialog.actionEdit: " + roleDN + " is obsolete");
 
243
                        JOptionPane.showMessageDialog(this,
 
244
                                        _resource.getString(_section, "dangling-role-message"),
 
245
                                        _resource.getString(_section, "dangling-role-title"), 
 
246
                                        JOptionPane.ERROR_MESSAGE);
 
247
                }
 
248
                        
 
249
        }
 
250
 
 
251
 
 
252
        /**
 
253
         * Implements ListSelectionListener.
 
254
         * Called when the user clicks in the table.
 
255
         * We update the tooltip text.
 
256
         */
 
257
        public void valueChanged(ListSelectionEvent e) {
 
258
                ListSelectionModel m = (ListSelectionModel)e.getSource() ;
 
259
                
 
260
                // Find the table and role cache associated to m
 
261
                JTable table ;
 
262
                RoleCache roleCache ;
 
263
                if (m == _managedRoleTab.getTableSelectionModel()) {
 
264
                        table = _managedRoleTab.getTable();
 
265
                        roleCache = _managedRoleCache;
 
266
                }
 
267
                else {
 
268
                        table = _complexRoleTab.getTable();
 
269
                        roleCache = _complexRoleCache;
 
270
                }
 
271
                
 
272
                // Update the tooltip text of the tab
 
273
                int min = m.getMinSelectionIndex() ;
 
274
                int max = m.getMaxSelectionIndex() ;
 
275
                if ((min == -1) || (max - min + 1 > 1) || roleCache.isEmpty()) {
 
276
                        // The selection is empty or multiple
 
277
                        table.setToolTipText(null);
 
278
                }
 
279
                else {
 
280
                        table.setToolTipText(roleCache.getRoleDN(min));
 
281
                }
 
282
        }
 
283
        
 
284
        
 
285
        /**
 
286
         * Overrides AbstractDialog.
 
287
         * When OK is clicked, we save the role cache if it is dirty.
 
288
         */
 
289
        protected void okInvoked() {
 
290
                String entryDn = _info.getCurrentDN();
 
291
                if (_managedRoleCache.isRecordingEmpty()) { // Nothing changed
 
292
                        super.okInvoked();
 
293
                }
 
294
                else {
 
295
                        try {                           
 
296
                                _managedRoleCache.saveRecording(entryDn, _info.getLDAPConnection());                            
 
297
                                super.okInvoked();
 
298
                   }
 
299
                        catch(LDAPException e) {
 
300
                                // Explain to the user that something is going wrong.
 
301
                                Debug.println("RoleEditorDialog.okInvoked: failed to change roles of " 
 
302
                                                           + entryDn);
 
303
                                // We popup a dialog to warn the user                           
 
304
                                DSUtil.showLDAPErrorDialog(_frame, e,
 
305
                                                                                                 "updating-directory-title");
 
306
                        }
 
307
                }
 
308
        }
 
309
        
 
310
        
 
311
        /**
 
312
         * Overrides AbstractDialog.
 
313
         */
 
314
        protected void helpInvoked() {
 
315
                DSUtil.help("configuration-set-role");
 
316
        }
 
317
        
 
318
        
 
319
        /**
 
320
         * Load the role caches.
 
321
         * Here we read the nsrole and nsroledn attributes of the entry and
 
322
         * dispatch the values between _managedRoleCache and _complexRoleCache.
 
323
         */
 
324
        void loadRoleCaches() {
 
325
                // Debug 
 
326
                String targetDn = _info.getCurrentDN();
 
327
                String debugLabel = "RoleEditorDialog.loadRoleCaches(" + targetDn + "): ";
 
328
                
 
329
                // Load the cache
 
330
                LDAPConnection ldc = _info.getLDAPConnection();
 
331
                try {
 
332
                        
 
333
                        //
 
334
                        // Read the managed role entries
 
335
                        //
 
336
                        LDAPEntry entry = DSUtil.readEntry(ldc, targetDn, ROLE_ATTRS, null);
 
337
                        LDAPAttribute nsRoleDN = entry.getAttribute(NSROLEDN_ATTR);
 
338
                        if (nsRoleDN != null) {
 
339
                                Enumeration e = nsRoleDN.getStringValues();
 
340
                                if (e != null) {
 
341
                                        int count = 0;
 
342
                                        while (e.hasMoreElements()) {
 
343
                                                String roleDN = (String)e.nextElement();
 
344
                                                _managedRoleCache.add(roleDN, ldc);
 
345
                                                count++;
 
346
                                        }
 
347
                                        if (count == 0) {
 
348
                                                Debug.println(0, debugLabel + "getStringValues(" + NSROLEDN_ATTR + ") returned an empty Enumeration !");
 
349
                                        }
 
350
                                }
 
351
                                else {
 
352
                                        Debug.println(0, debugLabel + "getStringValues(" + NSROLEDN_ATTR + ") returned null !");
 
353
                                }
 
354
                        }
 
355
                        else {
 
356
                                Debug.println(debugLabel + "no " + NSROLEDN_ATTR + " attribute");
 
357
                        }
 
358
 
 
359
                        //
 
360
                        // Read the complex role entries
 
361
                        //              
 
362
                        LDAPAttribute nsRole = entry.getAttribute(NSROLE_ATTR);
 
363
                        if (nsRole != null) {
 
364
                                Enumeration e = nsRole.getStringValues();
 
365
                                if (e != null) {
 
366
                                        int count = 0;
 
367
                                        while (e.hasMoreElements()) {
 
368
                                                String roleDN = (String)e.nextElement();
 
369
                                                LDAPEntry roleEntry = DSUtil.readEntry(ldc, roleDN, BASIC_ATTRS, null);
 
370
                                                if (roleEntry == null) {
 
371
                                                        Debug.println(0, debugLabel + " readEntry(" + roleDN + ") returned null !");
 
372
                                                }
 
373
                                                // nsrole includes the managed roles
 
374
                                                // We keep only the complex roles.
 
375
                                                else if (isComplexRole(roleEntry)) {
 
376
                                                        _complexRoleCache.add(roleEntry);
 
377
                                                }
 
378
                                                count++;
 
379
                                        }
 
380
                                        if (count == 0) {
 
381
                                                Debug.println(0, debugLabel + "getStringValues(" + NSROLE_ATTR + ") returned an empty Enumeration !");
 
382
                                        }
 
383
                                }
 
384
                                else {
 
385
                                        Debug.println(0, debugLabel + "getStringValues(" + NSROLE_ATTR + ") returned NULL !");
 
386
                                }
 
387
                        }
 
388
                        else {
 
389
                                Debug.println(debugLabel + "no " + NSROLE_ATTR + " attribute");
 
390
                        }
 
391
 
 
392
                }
 
393
                catch(LDAPException e) {
 
394
                        Debug.println(0, debugLabel + "exception " + e);
 
395
                        Debug.println(0, debugLabel + "no roles have been loaded");
 
396
                }
 
397
                
 
398
                // Update the table model of the panes
 
399
                // If the loading has failed, the table models will be empty.
 
400
                _managedRoleTab.getTable().setModel(_managedRoleCache.getTableModel());
 
401
                _complexRoleTab.getTable().setModel(_complexRoleCache.getTableModel());
 
402
 
 
403
                // Now we record any changes in _managedRoleCache.
 
404
                _managedRoleCache.enableRecording(true);                
 
405
        }
 
406
 
 
407
 
 
408
        /**
 
409
         * Return true if entry is an nscomplexroledefinition instance.
 
410
         */
 
411
        static boolean isComplexRole(LDAPEntry entry) {
 
412
                boolean yes = false ;
 
413
                
 
414
                LDAPAttribute objectClass = entry.getAttribute("objectclass");
 
415
                if (objectClass == null) {
 
416
                        Debug.println(0, "RoleEditorDialog.isComplexRole: cannot find objectclass !");
 
417
                }
 
418
                else {
 
419
                        Enumeration e = objectClass.getStringValues();
 
420
                        while (e.hasMoreElements() && !yes) {
 
421
                                String c = (String)e.nextElement() ;
 
422
                                yes = c.equalsIgnoreCase("nscomplexroledefinition");
 
423
                        }
 
424
                }
 
425
                
 
426
                return yes;
 
427
        }
 
428
        
 
429
        
 
430
        // Misc
 
431
        JFrame _frame;
 
432
        ConsoleInfo _info;
 
433
        RoleCache _managedRoleCache;
 
434
        RoleCache _complexRoleCache;
 
435
        
 
436
        // Components
 
437
        JTabbedPane _tabPane;
 
438
        RoleEditorTab _managedRoleTab;
 
439
        RoleEditorTab _complexRoleTab;
 
440
        
 
441
        // I18N
 
442
        static private final ResourceSet _resource = DSUtil._resource;
 
443
        static private final String _section = "roleEditorDialog";
 
444
 
 
445
        // LDAP schema
 
446
        private static final String NSROLEDN_ATTR = "nsRoleDN";
 
447
        private static final String NSROLE_ATTR = "nsRole";
 
448
        // NOTE: I added objectclass in ROLE_ATTRS to workaround the
 
449
        // server bug 393670.
 
450
        private static final String[] ROLE_ATTRS = { "objectclass", NSROLEDN_ATTR, NSROLE_ATTR };
 
451
        private static final String CN_ATTR = "cn";
 
452
        private static final String DESCRIPTION_ATTR = "description";
 
453
        private static final String OBJECTCLASS_ATTR = "objectclass";
 
454
        private static final String[] BASIC_ATTRS = {CN_ATTR, DESCRIPTION_ATTR, OBJECTCLASS_ATTR};
 
455
}