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1
17 package org.apache.ldap.server.db.gui ;
18
19
20 import org.apache.ldap.common.util.ExceptionUtils;
21 import org.apache.ldap.common.util.StringTools;
22 import org.apache.ldap.server.db.Index;
23 import org.apache.ldap.server.db.IndexRecord;
24 import org.apache.regexp.RE;
25
26 import javax.naming.NamingEnumeration  ;
27 import javax.swing.*;
28 import javax.swing.table.DefaultTableModel ;
29 import java.awt.*;
30 import java.awt.event.ActionEvent ;
31 import java.awt.event.ActionListener ;
32
33
34
40 public class IndexDialog extends JDialog
41 {
42 private static final long serialVersionUID = 3689917253680445238L;
43
44 public static final String DEFAULT_CURSOR = "Default" ;
45 public static final String EQUALITY_CURSOR = "Equality" ;
46 public static final String GREATER_CURSOR = "Greater" ;
47 public static final String LESS_CURSOR = "Less" ;
48 public static final String REGEX_CURSOR = "Regex" ;
49
50 private Panel m_mainPnl = new Panel();
51 private JTabbedPane m_tabbedPane = new JTabbedPane();
52 private JPanel m_listPnl = new JPanel();
53 private JPanel m_cursorPnl = new JPanel();
54 private JPanel m_resultsPnl = new JPanel();
55 private JScrollPane jScrollPane2 = new JScrollPane();
56 private JTable m_resultsTbl = new JTable();
57 private JPanel m_buttonPnl = new JPanel();
58 private JButton m_doneBut = new JButton();
59 private JLabel jLabel1 = new JLabel();
60 private JTextField m_keyText = new JTextField();
61 private JLabel jLabel2 = new JLabel();
62 private JComboBox m_cursorType = new JComboBox();
63 private JButton m_scanBut = new JButton();
64 private Index m_index = null ;
65
66
67 public IndexDialog( Frame parent, boolean modal, Index a_index )
68 {
69 super ( parent, modal ) ;
70 m_index = a_index ;
71 initGUI() ;
72 }
73
74
78 private void initGUI()
79 {
80 addWindowListener(new java.awt.event.WindowAdapter ()
81 {
82 public void windowClosing(java.awt.event.WindowEvent evt)
83 {
84 closeDialog();
85 }
86 });
87
88 pack();
89 setTitle("Index On Attribute '" + m_index.getAttribute() + "'");
90 setBounds(new java.awt.Rectangle (0, 0, 512, 471));
91 getContentPane().add(m_mainPnl, java.awt.BorderLayout.CENTER);
92 m_mainPnl.setLayout(new java.awt.BorderLayout ());
93 m_mainPnl.add(m_tabbedPane, java.awt.BorderLayout.CENTER);
94 m_tabbedPane.add(m_listPnl, "Listing");
95 m_listPnl.setLayout(new java.awt.GridBagLayout ());
96 m_listPnl.add(
97 m_cursorPnl,
98 new java.awt.GridBagConstraints (
99 0,
100 0,
101 1,
102 1,
103 1.0,
104 0.15,
105 java.awt.GridBagConstraints.NORTH,
106 java.awt.GridBagConstraints.BOTH,
107 new java.awt.Insets (15, 0, 30, 0),
108 0,
109 0));
110 m_listPnl.add(
111 m_resultsPnl,
112 new java.awt.GridBagConstraints (
113 0,
114 1,
115 1,
116 1,
117 1.0,
118 0.8,
119 java.awt.GridBagConstraints.CENTER,
120 java.awt.GridBagConstraints.BOTH,
121 new java.awt.Insets (0, 0, 0, 0),
122 0,
123 0));
124 m_listPnl.add(
125 m_buttonPnl,
126 new java.awt.GridBagConstraints (
127 0,
128 2,
129 1,
130 1,
131 1.0,
132 0.05,
133 java.awt.GridBagConstraints.CENTER,
134 java.awt.GridBagConstraints.BOTH,
135 new java.awt.Insets (0, 0, 0, 0),
136 0,
137 0));
138 m_cursorPnl.setLayout(new java.awt.GridBagLayout ());
139 m_cursorPnl.setBorder(
140 javax.swing.BorderFactory.createTitledBorder(
141 javax.swing.BorderFactory.createLineBorder(
142 new java.awt.Color (153, 153, 153),
143 1),
144 "Display Cursor Constraints",
145 javax.swing.border.TitledBorder.LEADING,
146 javax.swing.border.TitledBorder.TOP,
147 new java.awt.Font ("SansSerif", 0, 14),
148 new java.awt.Color (60, 60, 60)));
149 m_cursorPnl.add(
150 jLabel1,
151 new java.awt.GridBagConstraints (
152 0,
153 1,
154 1,
155 1,
156 0.0,
157 0.0,
158 java.awt.GridBagConstraints.WEST,
159 java.awt.GridBagConstraints.NONE,
160 new java.awt.Insets (0, 15, 0, 10),
161 0,
162 0));
163 m_cursorPnl.add(
164 m_keyText,
165 new java.awt.GridBagConstraints (
166 1,
167 1,
168 1,
169 1,
170 0.4,
171 0.0,
172 java.awt.GridBagConstraints.WEST,
173 java.awt.GridBagConstraints.BOTH,
174 new java.awt.Insets (5, 5, 5, 236),
175 0,
176 0));
177 m_cursorPnl.add(
178 jLabel2,
179 new java.awt.GridBagConstraints (
180 0,
181 0,
182 1,
183 1,
184 0.0,
185 0.0,
186 java.awt.GridBagConstraints.WEST,
187 java.awt.GridBagConstraints.NONE,
188 new java.awt.Insets (0, 15, 0, 10),
189 0,
190 0));
191 m_cursorPnl.add(
192 m_cursorType,
193 new java.awt.GridBagConstraints (
194 1,
195 0,
196 1,
197 1,
198 0.4,
199 0.0,
200 java.awt.GridBagConstraints.WEST,
201 java.awt.GridBagConstraints.NONE,
202 new java.awt.Insets (5, 5, 5, 0),
203 0,
204 0));
205 m_resultsPnl.setLayout(new java.awt.BorderLayout ());
206 m_resultsPnl.setBorder(
207 javax.swing.BorderFactory.createTitledBorder(
208 javax.swing.BorderFactory.createLineBorder(
209 new java.awt.Color (153, 153, 153),
210 1),
211 "Scan Results",
212 javax.swing.border.TitledBorder.LEADING,
213 javax.swing.border.TitledBorder.TOP,
214 new java.awt.Font ("SansSerif", 0, 14),
215 new java.awt.Color (60, 60, 60)));
216 m_resultsPnl.add(jScrollPane2, java.awt.BorderLayout.CENTER);
217 jScrollPane2.getViewport().add(m_resultsTbl);
218 m_buttonPnl.setLayout(
219 new java.awt.FlowLayout (java.awt.FlowLayout.CENTER, 15, 5));
220 m_buttonPnl.add(m_doneBut);
221 m_buttonPnl.add(m_scanBut);
222 m_doneBut.setText("Done");
223 m_doneBut.addActionListener(new ActionListener ()
224 {
225 public void actionPerformed(ActionEvent e)
226 {
227 closeDialog();
228 }
229 });
230
231 jLabel1.setText("Key Constraint:");
232 m_keyText.setText("");
233 m_keyText.setMinimumSize(new java.awt.Dimension (130, 20));
234 m_keyText.setPreferredSize(new java.awt.Dimension (130, 20));
235 m_keyText.setMaximumSize(new java.awt.Dimension (130, 20));
236 m_keyText.setFont(
237 new java.awt.Font ("SansSerif", java.awt.Font.PLAIN, 14));
238 m_keyText.setSize(new java.awt.Dimension (130, 20));
239 jLabel2.setText("Cursor Type:");
240 m_cursorType.setMaximumSize(new java.awt.Dimension (32767, 20));
241 m_cursorType.setMinimumSize(new java.awt.Dimension (126, 20));
242 m_cursorType.setPreferredSize(new java.awt.Dimension (130, 20));
243 DefaultComboBoxModel l_comboModel = new DefaultComboBoxModel();
244 l_comboModel.addElement(DEFAULT_CURSOR);
245 l_comboModel.addElement(EQUALITY_CURSOR);
246 l_comboModel.addElement(GREATER_CURSOR);
247 l_comboModel.addElement(LESS_CURSOR);
248 l_comboModel.addElement(REGEX_CURSOR);
249 m_cursorType.setModel(l_comboModel);
250 m_cursorType.setMaximumRowCount(5);
251 m_scanBut.setText("Scan");
252 m_scanBut.addActionListener(new ActionListener ()
253 {
254 public void actionPerformed(ActionEvent e)
255 {
256 doScan(
257 m_keyText.getText(),
258 (String ) m_cursorType.getSelectedItem());
259 }
260 });
261
262 doScan(null, DEFAULT_CURSOR);
263 }
264
265
266 private void closeDialog()
267 {
268 setVisible( false ) ;
269 dispose() ;
270 }
271
272
273 public boolean doScan( String a_key, String a_scanType )
274 {
275 if ( a_key == null || a_key.trim().equals( "" ) )
276 {
277 a_key = null ;
278 }
279
280 if ( a_key == null && a_scanType != DEFAULT_CURSOR )
281 {
282 JOptionPane.showMessageDialog( null, "Cannot use a " +
283 a_scanType + " scan type with a null key constraint.",
284 "Missing Key Constraint", JOptionPane.ERROR_MESSAGE ) ;
285 return false ;
286 }
287
288 try
289 {
290 NamingEnumeration l_list = null ;
291
292 if ( a_scanType == EQUALITY_CURSOR )
293 {
294 l_list = m_index.listIndices( a_key ) ;
295 }
296 else if ( a_scanType == GREATER_CURSOR )
297 {
298 l_list = m_index.listIndices( a_key, true ) ;
299 }
300 else if ( a_scanType == LESS_CURSOR )
301 {
302 l_list = m_index.listIndices( a_key, false ) ;
303 }
304 else if ( a_scanType == REGEX_CURSOR )
305 {
306 RE l_regex = StringTools.getRegex( a_key ) ;
307 int l_starIndex = a_key.indexOf( '*' ) ;
308
309 if ( l_starIndex > 0 )
310 {
311 String l_prefix = a_key.substring( 0, l_starIndex ) ;
312 System.out.println( "Regex prefix = " + l_prefix ) ;
313 l_list = m_index.listIndices( l_regex, l_prefix ) ;
314 }
315 else
316 {
317 l_list = m_index.listIndices( l_regex ) ;
318 }
319 }
320 else
321 {
322 l_list = m_index.listIndices() ;
323 }
324
325 Object [] l_cols = new Object [2] ;
326 Object [] l_row = null ;
327 l_cols[0] = "Keys ( Attribute Value )" ;
328 l_cols[1] = "Values ( Entry Id )" ;
329 DefaultTableModel l_model = new DefaultTableModel ( l_cols, 0 ) ;
330 int l_count = 0 ;
331 while( l_list.hasMore() )
332 {
333 IndexRecord l_rec = ( IndexRecord ) l_list.next() ;
334 l_row = new Object [2] ;
335 l_row[0] = l_rec.getIndexKey() ;
336 l_row[1] = l_rec.getEntryId() ;
337 l_model.addRow( l_row ) ;
338 l_count++ ;
339 }
340
341 m_resultsTbl.setModel( l_model ) ;
342 m_resultsPnl.setBorder(
343 javax.swing.BorderFactory.createTitledBorder(
344 javax.swing.BorderFactory.createLineBorder(
345 new java.awt.Color ( 153, 153, 153 ), 1 ),
346 "Scan Results: " + l_count,
347 javax.swing.border.TitledBorder.LEADING,
348 javax.swing.border.TitledBorder.TOP,
349 new java.awt.Font ( "SansSerif", 0, 14 ),
350 new java.awt.Color ( 60, 60, 60 ) ) ) ;
351
352 if ( isVisible() )
353 {
354 validate() ;
355 }
356 }
357 catch ( Exception e )
358 {
359 String l_msg = ExceptionUtils.getStackTrace( e );
360
361 if ( l_msg.length() > 1024 )
362 {
363 l_msg = l_msg.substring( 0, 1024 )
364 + "\n. . . TRUNCATED . . ." ;
365 }
366
367 l_msg = "Error while scanning index "
368 + "on attribute " + m_index.getAttribute() + " using a "
369 + a_scanType + " cursor type with a key constraint of '"
370 + a_key + "':\n" + l_msg ;
371
372 JTextArea l_area = new JTextArea() ;
373 l_area.setText( l_msg ) ;
374 JOptionPane.showMessageDialog( null, l_area, "Index Scan Error",
375 JOptionPane.ERROR_MESSAGE ) ;
376 return false ;
377 }
378
379 return true ;
380 }
381 }
382 |
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