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1
17
18 package com.finalist.jaggenerator.modules;
19
20 import com.finalist.jaggenerator.*;
21 import com.finalist.jag.util.TemplateString;
22
23 import javax.swing.*;
24 import java.util.Iterator  ;
25 import java.util.List ;
26 import java.util.ArrayList ;
27
28
32 public class RelationPanel extends javax.swing.JPanel {
33 private static final String ONE_TO_ONE = "one to one";
34 private static final String ONE_TO_MANY = "one to many";
35 private static final String MANY_TO_ONE = "many to one";
36 private Relation model;
37 private boolean constructed = false;
38
39
45 public RelationPanel(Relation relation, final boolean waitForInitSignal) {
46 model = relation;
47 initComponents();
48 if (waitForInitSignal) {
49 new Thread ("RelationPanel(" + model.getName() + ")") {
50 public void run() {
51 initValues(true);
52 }
53 }.start();
54 } else {
55 initValues(false);
56 }
57 }
58
59 public void initValues(boolean waitForInitSignal) {
60 constructed = false;
61 final boolean initFromXML = !JagGenerator.isDatabaseConnected();
62 nameField.setText(model.getName());
63
64 foreignTableCombo.removeAllItems();
66 List tableList = null;
67 if (initFromXML) {
68 tableList = new ArrayList ();
69 tableList.add(model.getForeignTable());
70 foreignTableCombo.setEditable(true);
71 } else {
72 foreignTableCombo.setEditable(false);
73 tableList = DatabaseUtils.getTables();
74 }
75
76 Iterator tables = tableList.iterator();
77 while (tables.hasNext()) {
78 String tableName = (String ) tables.next();
79 TemplateString localTableName = model.getLocalEntity().getLocalTableName();
80 if (tableName != null && localTableName != null && !tableName.equals(localTableName.toString())) {
81 foreignTableCombo.addItem(tableName);
82 }
83 }
84 foreignTableCombo.setSelectedItem(model.getForeignTable());
85
86 initColumnsList();
87
88 cardinalityCombo.addItem(MANY_TO_ONE);
90 cardinalityCombo.setSelectedItem(MANY_TO_ONE);
91
99 if (model.isBidirectional()) {
100 bidirectionalCheckbox.setSelected(true);
101 } else {
102 bidirectionalCheckbox.setSelected(false);
103 }
104
105 if (waitForInitSignal) {
106 synchronized(this) {
107 try {
108 wait();
110 updateFieldsCombo();
111
112 } catch (InterruptedException e) {
113 e.printStackTrace();
114 }
115 }
116 } else {
117 updateFieldsCombo();
118 }
119
120 Iterator parentFields = model.getLocalEntity().getFields().iterator();
122 while (parentFields.hasNext()) {
123 Field field = (Field) parentFields.next();
124 if (field.getName().toString().equals(fkFieldCombo.getSelectedItem())) {
125 field.setForeignKey(true);
126 }
127 }
128
129 constructed = true;
130 }
131
132
133
138 public void setName(String relationName) {
139 nameField.setText(relationName);
140 }
141
142 public void updateFieldName(String oldName, String newName) {
143 Object selected = fkFieldCombo.getSelectedItem();
144 ArrayList contents = new ArrayList ();
145 for (int i = 0; i < fkFieldCombo.getModel().getSize(); i++) {
146 Object field = fkFieldCombo.getModel().getElementAt(i);
147 if (field.equals(oldName)) {
148 contents.add(newName);
149 if (selected.equals(field)) {
150 selected = newName;
151 }
152 } else {
153 contents.add(field);
154 }
155 }
156
157 fkFieldCombo.removeAllItems();
158 Iterator newList = contents.iterator();
159 while (newList.hasNext()) {
160 Object o = newList.next();
161 fkFieldCombo.addItem(o);
162 }
163 fkFieldCombo.setSelectedItem(selected);
164 }
165
166 private void updateFieldsCombo() {
167 fkFieldCombo.removeAllItems();
169 Iterator fields = model.getLocalEntity().getFields().iterator();
170 while (fields.hasNext()) {
171 Field field = (Field) fields.next();
172 fkFieldCombo.addItem(field.getName().toString());
173 if (field.getName().equals(model.getFieldName())) {
174 fkFieldCombo.setSelectedItem(field.getName().toString());
175 }
176 }
177 }
178
179 private void initColumnsList() {
180 foreignPkCombo.removeAllItems();
181 String selectedTable = (String ) foreignTableCombo.getSelectedItem();
182 List columnsList = null;
183 if (JagGenerator.isDatabaseConnected()) {
184 columnsList = DatabaseUtils.getColumns(selectedTable);
185 }
186 if (columnsList == null || columnsList.isEmpty()) {
187 foreignPkCombo.addItem(model.getForeignColumn());
188 foreignPkCombo.setEditable(true);
189 } else {
190 foreignPkCombo.setEditable(false);
191 Iterator columns = columnsList.iterator();
192 while (columns.hasNext()) {
193 Column column = (Column) columns.next();
194 foreignPkCombo.addItem(column.getName());
195 if (column.isPrimaryKey()) {
196 foreignPkCombo.setSelectedItem(column.getName());
197 }
198 }
199 }
200 }
201
202 private void formPropertyChange() {
203 if (constructed) {
204 model.setName(nameField.getText());
205 String oldFkField = model.getFieldName().toString();
206 String newFkField = getTextFromJComboBox(fkFieldCombo);
207 model.setFieldName(newFkField);
208 if (oldFkField != null && !oldFkField.equals(newFkField)) {
209 JagGenerator.setForeignKeyInField(model.getLocalEntity().getLocalTableName().toString(), newFkField);
210 }
211 model.setForeignTable(getTextFromJComboBox(foreignTableCombo));
212 model.setForeignColumn(getTextFromJComboBox(foreignPkCombo));
213 model.setForeignPkFieldName(Utils.format(getTextFromJComboBox(foreignPkCombo)));
214 model.setTargetMultiple(MANY_TO_ONE.equals(getTextFromJComboBox(cardinalityCombo)));
215 model.setBidirectional(bidirectionalCheckbox.getSelectedObjects() != null);
216 }
217 JagGenerator.stateChanged(false);
218 }
219
220
221
226 private void initComponents() { jLabel1 = new javax.swing.JLabel ();
228 nameField = new javax.swing.JTextField ();
229 nameLabel = new javax.swing.JLabel ();
230 fkFieldLabel = new javax.swing.JLabel ();
231 foreignTableCombo = new javax.swing.JComboBox ();
232 foreignTableLabel = new javax.swing.JLabel ();
233 fkFieldCombo = new javax.swing.JComboBox ();
234 foreignPkLabel = new javax.swing.JLabel ();
235 foreignPkCombo = new javax.swing.JComboBox ();
236 bidirectionalCheckbox = new javax.swing.JCheckBox ();
237 cardinalityLabel = new javax.swing.JLabel ();
238 cardinalityCombo = new javax.swing.JComboBox ();
239
240 setLayout(null);
241
242 addMouseListener(new java.awt.event.MouseAdapter () {
243 public void mouseExited(java.awt.event.MouseEvent evt) {
244 formMouseExited(evt);
245 }
246 });
247
248 jLabel1.setFont(new java.awt.Font ("Arial", 0, 12));
249 jLabel1.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
250 jLabel1.setText("- relation -");
251 add(jLabel1);
252 jLabel1.setBounds(110, 20, 380, 15);
253
254 nameField.addFocusListener(new java.awt.event.FocusAdapter () {
255 public void focusLost(java.awt.event.FocusEvent evt) {
256 nameFieldFocusLost(evt);
257 }
258 });
259
260 add(nameField);
261 nameField.setBounds(190, 70, 260, 20);
262
263 nameLabel.setFont(new java.awt.Font ("Dialog", 0, 12));
264 nameLabel.setText("relation name:");
265 nameLabel.setToolTipText("The name used internally to represent this (end of the) relation.");
266 add(nameLabel);
267 nameLabel.setBounds(20, 70, 120, 20);
268
269 fkFieldLabel.setFont(new java.awt.Font ("Dialog", 0, 12));
270 fkFieldLabel.setText("foreign key field:");
271 add(fkFieldLabel);
272 fkFieldLabel.setBounds(20, 100, 120, 20);
273
274 foreignTableCombo.addActionListener(new java.awt.event.ActionListener () {
275 public void actionPerformed(java.awt.event.ActionEvent evt) {
276 foreignTableComboActionPerformed(evt);
277 }
278 });
279 foreignTableCombo.addFocusListener(new java.awt.event.FocusAdapter () {
280 public void focusLost(java.awt.event.FocusEvent evt) {
281 foreignTableComboFocusLost(evt);
282 }
283 });
284
285 add(foreignTableCombo);
286 foreignTableCombo.setBounds(190, 160, 260, 23);
287
288 foreignTableLabel.setFont(new java.awt.Font ("Dialog", 0, 12));
289 foreignTableLabel.setText("foreign table:");
290 add(foreignTableLabel);
291 foreignTableLabel.setBounds(20, 160, 120, 20);
292
293 fkFieldCombo.addActionListener(new java.awt.event.ActionListener () {
294 public void actionPerformed(java.awt.event.ActionEvent evt) {
295 fkFieldComboActionPerformed(evt);
296 }
297 });
298
299 add(fkFieldCombo);
300 fkFieldCombo.setBounds(190, 100, 260, 23);
301
302 foreignPkLabel.setFont(new java.awt.Font ("Dialog", 0, 12));
303 foreignPkLabel.setText("foreign table's primary key:");
304 add(foreignPkLabel);
305 foreignPkLabel.setBounds(20, 190, 160, 20);
306
307 foreignPkCombo.addActionListener(new java.awt.event.ActionListener () {
308 public void actionPerformed(java.awt.event.ActionEvent evt) {
309 foreignPkComboActionPerformed(evt);
310 }
311 });
312 foreignPkCombo.addFocusListener(new java.awt.event.FocusAdapter () {
313 public void focusLost(java.awt.event.FocusEvent evt) {
314 foreignPkComboFocusLost(evt);
315 }
316 });
317
318 add(foreignPkCombo);
319 foreignPkCombo.setBounds(190, 190, 260, 23);
320
321 bidirectionalCheckbox.setFont(new java.awt.Font ("Dialog", 0, 12));
322 bidirectionalCheckbox.setText("bi-directional relationship?");
323 add(bidirectionalCheckbox);
324 bidirectionalCheckbox.setBounds(20, 280, 190, 25);
325
326 cardinalityLabel.setFont(new java.awt.Font ("Dialog", 0, 12));
327 cardinalityLabel.setText("cardinality:");
328 add(cardinalityLabel);
329 cardinalityLabel.setBounds(20, 250, 160, 20);
330
331 cardinalityCombo.addActionListener(new java.awt.event.ActionListener () {
332 public void actionPerformed(java.awt.event.ActionEvent evt) {
333 cardinalityComboActionPerformed(evt);
334 }
335 });
336
337 add(cardinalityCombo);
338 cardinalityCombo.setBounds(190, 250, 260, 23);
339
340 }
342 private void cardinalityComboActionPerformed(java.awt.event.ActionEvent evt) { }
346 private void foreignPkComboFocusLost(java.awt.event.FocusEvent evt) { formPropertyChange();
348 JagGenerator.stateChanged(false);
349 }
351 private void foreignTableComboFocusLost(java.awt.event.FocusEvent evt) { formPropertyChange();
353 JagGenerator.stateChanged(false);
354 }
356 private void fkFieldComboActionPerformed(java.awt.event.ActionEvent evt) { formPropertyChange();
358 }
360 private void formMouseExited(java.awt.event.MouseEvent evt) { formPropertyChange();
364 }
366 private void foreignPkComboActionPerformed(java.awt.event.ActionEvent evt) { formPropertyChange();
368 }
370 private void nameFieldFocusLost(java.awt.event.FocusEvent evt) { formPropertyChange();
372 JagGenerator.stateChanged(true);
373 }
375 private void foreignTableComboActionPerformed(java.awt.event.ActionEvent evt) { evt = null;
377 formPropertyChange();
378 initColumnsList();
379 JagGenerator.stateChanged(false);
380 }
382 private String getTextFromJComboBox(JComboBox combo) {
383 String a = (String ) combo.getEditor().getItem();
384 String b = (String ) combo.getSelectedItem();
385 return combo.isEditable() ? a : b;
386 }
387
388 private javax.swing.JCheckBox bidirectionalCheckbox;
390 private javax.swing.JComboBox cardinalityCombo;
391 private javax.swing.JLabel cardinalityLabel;
392 private javax.swing.JComboBox fkFieldCombo;
393 private javax.swing.JLabel fkFieldLabel;
394 private javax.swing.JComboBox foreignPkCombo;
395 private javax.swing.JLabel foreignPkLabel;
396 private javax.swing.JComboBox foreignTableCombo;
397 private javax.swing.JLabel foreignTableLabel;
398 private javax.swing.JLabel jLabel1;
399 private javax.swing.JTextField nameField;
400 private javax.swing.JLabel nameLabel;
401
403 }
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