Source Code Cross Referenced for ExtractInterfacePanel.java in  » IDE-Netbeans » refactoring.api » org » netbeans » modules » refactoring » java » ui » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Netbeans » refactoring.api » org.netbeans.modules.refactoring.java.ui 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003:         *
004:         * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005:         *
006:         * The contents of this file are subject to the terms of either the GNU
007:         * General Public License Version 2 only ("GPL") or the Common
008:         * Development and Distribution License("CDDL") (collectively, the
009:         * "License"). You may not use this file except in compliance with the
010:         * License. You can obtain a copy of the License at
011:         * http://www.netbeans.org/cddl-gplv2.html
012:         * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013:         * specific language governing permissions and limitations under the
014:         * License.  When distributing the software, include this License Header
015:         * Notice in each file and include the License file at
016:         * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this
017:         * particular file as subject to the "Classpath" exception as provided
018:         * by Sun in the GPL Version 2 section of the License file that
019:         * accompanied this code. If applicable, add the following below the
020:         * License Header, with the fields enclosed by brackets [] replaced by
021:         * your own identifying information:
022:         * "Portions Copyrighted [year] [name of copyright owner]"
023:         *
024:         * Contributor(s):
025:         *
026:         * The Original Software is NetBeans. The Initial Developer of the Original
027:         * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028:         * Microsystems, Inc. All Rights Reserved.
029:         *
030:         * If you wish your version of this file to be governed by only the CDDL
031:         * or only the GPL Version 2, indicate your decision by adding
032:         * "[Contributor] elects to include this software in this distribution
033:         * under the [CDDL or GPL Version 2] license." If you do not indicate a
034:         * single choice of license, a recipient has the option to distribute
035:         * your version of this file under either the CDDL, the GPL Version 2 or
036:         * to extend the choice of license to its licensees as provided above.
037:         * However, if you add GPL Version 2 code and therefore, elected the GPL
038:         * Version 2 license, then the option applies only if the new code is
039:         * made subject to such option by the copyright holder.
040:         */
041:        package org.netbeans.modules.refactoring.java.ui;
042:
043:        import com.sun.source.tree.ClassTree;
044:        import com.sun.source.tree.Tree;
045:        import com.sun.source.tree.VariableTree;
046:        import com.sun.source.util.TreePath;
047:        import java.awt.Component;
048:        import java.awt.Dimension;
049:        import java.io.IOException;
050:        import java.util.ArrayList;
051:        import java.util.Collections;
052:        import java.util.Comparator;
053:        import java.util.List;
054:        import java.util.Set;
055:        import javax.lang.model.element.Element;
056:        import javax.lang.model.element.ElementKind;
057:        import javax.lang.model.element.ExecutableElement;
058:        import javax.lang.model.element.Modifier;
059:        import javax.lang.model.element.VariableElement;
060:        import javax.lang.model.type.TypeMirror;
061:        import javax.swing.Icon;
062:        import javax.swing.JPanel;
063:        import javax.swing.JTable;
064:        import javax.swing.UIManager;
065:        import javax.swing.event.ChangeListener;
066:        import javax.swing.event.DocumentEvent;
067:        import javax.swing.event.DocumentListener;
068:        import javax.swing.table.AbstractTableModel;
069:        import javax.swing.table.DefaultTableCellRenderer;
070:        import org.netbeans.api.java.source.CancellableTask;
071:        import org.netbeans.api.java.source.CompilationController;
072:        import org.netbeans.api.java.source.ElementHandle;
073:        import org.netbeans.api.java.source.JavaSource;
074:        import org.netbeans.api.java.source.TreePathHandle;
075:        import org.netbeans.api.java.source.TypeMirrorHandle;
076:        import org.netbeans.api.java.source.UiUtils;
077:        import org.netbeans.api.java.source.UiUtils.PrintPart;
078:        import org.netbeans.modules.refactoring.java.api.ExtractInterfaceRefactoring;
079:        import org.netbeans.modules.refactoring.spi.ui.CustomRefactoringPanel;
080:        import org.openide.filesystems.FileObject;
081:        import org.openide.util.NbBundle;
082:
083:        /** UI panel for collecting refactoring parameters.
084:         *
085:         * @author Martin Matula, Jan Becicka, Jan Pokorsky
086:         */
087:        public final class ExtractInterfacePanel extends JPanel implements 
088:                CustomRefactoringPanel {
089:            // helper constants describing columns in the table of members
090:            private static final String[] COLUMN_NAMES = { "LBL_Selected",
091:                    "LBL_ExtractInterface_Member" }; // NOI18N
092:            private static final Class[] COLUMN_CLASSES = { Boolean.class,
093:                    TreePathHandle.class };
094:
095:            // refactoring this panel provides parameters for
096:            private final ExtractInterfaceRefactoring refactoring;
097:            // table model for the table of members
098:            private final TableModel tableModel;
099:            // data for the members table (first dimension - rows, second dimension - columns)
100:            // the columns are: 0 = Selected (true/false), 1 = ExtractInterfaceInfo (Java element)
101:            private Object[][] members = new Object[0][0];
102:
103:            /** Creates new form ExtractInterfacePanel
104:             * @param refactoring The refactoring this panel provides parameters for.
105:             */
106:            public ExtractInterfacePanel(
107:                    ExtractInterfaceRefactoring refactoring,
108:                    final ChangeListener parent) {
109:                this .refactoring = refactoring;
110:                this .tableModel = new TableModel();
111:                initComponents();
112:                setPreferredSize(new Dimension(420, 380));
113:                String defaultName = "NewInterface"; //NOI18N
114:                nameText.setText(defaultName);
115:                nameText.setSelectionStart(0);
116:                nameText.setSelectionEnd(defaultName.length());
117:                nameText.getDocument().addDocumentListener(
118:                        new DocumentListener() {
119:                            public void changedUpdate(DocumentEvent event) {
120:                                parent.stateChanged(null);
121:                            }
122:
123:                            public void insertUpdate(DocumentEvent event) {
124:                                parent.stateChanged(null);
125:                            }
126:
127:                            public void removeUpdate(DocumentEvent event) {
128:                                parent.stateChanged(null);
129:                            }
130:                        });
131:            }
132:
133:            public void requestFocus() {
134:                super .requestFocus();
135:                nameText.requestFocus();
136:            }
137:
138:            /** Initialization of the panel (called by the parent window).
139:             */
140:            public void initialize() {
141:                // *** initialize table
142:                // set renderer for the second column ("Member") to display name of the feature
143:                membersTable.setDefaultRenderer(COLUMN_CLASSES[1],
144:                        new DefaultTableCellRenderer() {
145:                            public Component getTableCellRendererComponent(
146:                                    JTable table, Object value,
147:                                    boolean isSelected, boolean hasFocus,
148:                                    int row, int column) {
149:                                super .getTableCellRendererComponent(table,
150:                                        extractText(value), isSelected,
151:                                        hasFocus, row, column);
152:                                if (value instanceof  ExtractInterfaceInfo) {
153:                                    setIcon(((ExtractInterfaceInfo) value).icon);
154:                                }
155:                                return this ;
156:                            }
157:
158:                            protected String extractText(Object value) {
159:                                String displayValue;
160:                                if (value instanceof  ExtractInterfaceInfo) {
161:                                    displayValue = ((ExtractInterfaceInfo) value).htmlText;
162:                                } else {
163:                                    displayValue = String.valueOf(value);
164:                                }
165:                                return displayValue;
166:                            }
167:                        });
168:                // set background color of the scroll pane to be the same as the background
169:                // of the table
170:                scrollPane.setBackground(membersTable.getBackground());
171:                scrollPane.getViewport().setBackground(
172:                        membersTable.getBackground());
173:                // set default row height
174:                membersTable.setRowHeight(18);
175:                // set grid color to be consistent with other netbeans tables
176:                if (UIManager.getColor("control") != null) { // NOI18N
177:                    membersTable.setGridColor(UIManager.getColor("control")); // NOI18N
178:                }
179:                // compute and set the preferred width for the first and the third column
180:                UIUtilities.initColumnWidth(membersTable, 0, Boolean.TRUE, 4);
181:            }
182:
183:            // --- GETTERS FOR REFACTORING PARAMETERS ----------------------------------
184:
185:            /** stores data collected via the panel.
186:             */
187:            public void storeSettings() {
188:                List<ElementHandle<VariableElement>> fields = new ArrayList<ElementHandle<VariableElement>>();
189:                List<ElementHandle<ExecutableElement>> methods = new ArrayList<ElementHandle<ExecutableElement>>();
190:                List<TypeMirrorHandle<TypeMirror>> implementz = new ArrayList<TypeMirrorHandle<TypeMirror>>();
191:
192:                List<TreePathHandle> list = new ArrayList<TreePathHandle>();
193:                // go through all rows of a table and collect selected members
194:                for (int i = 0; i < members.length; i++) {
195:                    if (members[i][0].equals(Boolean.TRUE)) {
196:                        ExtractInterfaceInfo info = (ExtractInterfaceInfo) members[i][1];
197:                        switch (info.group) {
198:                        case FIELD:
199:                            fields
200:                                    .add((ElementHandle<VariableElement>) info.handle);
201:                            break;
202:                        case METHOD:
203:                            methods
204:                                    .add((ElementHandle<ExecutableElement>) info.handle);
205:                            break;
206:                        case IMPLEMENTS:
207:                            implementz
208:                                    .add((TypeMirrorHandle<TypeMirror>) info.handle);
209:                            break;
210:                        }
211:                    }
212:                }
213:
214:                refactoring.setFields(fields);
215:                refactoring.setImplements(implementz);
216:                refactoring.setMethods(methods);
217:                refactoring.setInterfaceName(nameText.getText());
218:            }
219:
220:            // --- GENERATED CODE ------------------------------------------------------
221:
222:            /** This method is called from within the constructor to
223:             * initialize the form.
224:             * WARNING: Do NOT modify this code. The content of this method is
225:             * always regenerated by the Form Editor.
226:             */
227:            // <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:initComponents
228:            private void initComponents() {
229:
230:                namePanel = new javax.swing.JPanel();
231:                nameLabel = new javax.swing.JLabel();
232:                chooseLabel = new javax.swing.JLabel();
233:                nameText = new javax.swing.JTextField();
234:                scrollPane = new javax.swing.JScrollPane();
235:                membersTable = new javax.swing.JTable();
236:
237:                setBorder(javax.swing.BorderFactory.createEmptyBorder(12, 12,
238:                        11, 11));
239:                setLayout(new java.awt.BorderLayout());
240:
241:                namePanel.setBorder(javax.swing.BorderFactory
242:                        .createEmptyBorder(1, 1, 1, 1));
243:                namePanel.setLayout(new java.awt.BorderLayout(12, 0));
244:
245:                nameLabel.setLabelFor(nameText);
246:                org.openide.awt.Mnemonics.setLocalizedText(nameLabel,
247:                        org.openide.util.NbBundle.getMessage(
248:                                ExtractInterfacePanel.class,
249:                                "LBL_ExtractInterface_Name")); // NOI18N
250:                namePanel.add(nameLabel, java.awt.BorderLayout.WEST);
251:                nameLabel.getAccessibleContext().setAccessibleName(
252:                        org.openide.util.NbBundle.getMessage(
253:                                ExtractInterfacePanel.class,
254:                                "ACSD_InterfaceName")); // NOI18N
255:                nameLabel.getAccessibleContext().setAccessibleDescription(
256:                        org.openide.util.NbBundle.getMessage(
257:                                ExtractInterfacePanel.class,
258:                                "ACSD_InterfaceNameDescription")); // NOI18N
259:
260:                chooseLabel.setLabelFor(membersTable);
261:                org.openide.awt.Mnemonics.setLocalizedText(chooseLabel,
262:                        org.openide.util.NbBundle.getMessage(
263:                                ExtractInterfacePanel.class,
264:                                "LBL_ExtractInterfaceLabel")); // NOI18N
265:                chooseLabel.setBorder(javax.swing.BorderFactory
266:                        .createEmptyBorder(6, 0, 0, 0));
267:                namePanel.add(chooseLabel, java.awt.BorderLayout.SOUTH);
268:                chooseLabel
269:                        .getAccessibleContext()
270:                        .setAccessibleDescription(
271:                                org.openide.util.NbBundle
272:                                        .getMessage(
273:                                                ExtractInterfacePanel.class,
274:                                                "ExtractInterfacePanel.chooseLabel.AccessibleContext.accessibleDescription")); // NOI18N
275:
276:                namePanel.add(nameText, java.awt.BorderLayout.CENTER);
277:
278:                add(namePanel, java.awt.BorderLayout.NORTH);
279:
280:                membersTable.setModel(tableModel);
281:                membersTable
282:                        .setAutoResizeMode(javax.swing.JTable.AUTO_RESIZE_NEXT_COLUMN);
283:                scrollPane.setViewportView(membersTable);
284:                membersTable.getAccessibleContext().setAccessibleName(null);
285:                membersTable.getAccessibleContext().setAccessibleDescription(
286:                        null);
287:
288:                add(scrollPane, java.awt.BorderLayout.CENTER);
289:            }// </editor-fold>//GEN-END:initComponents
290:
291:            // Variables declaration - do not modify//GEN-BEGIN:variables
292:            private javax.swing.JLabel chooseLabel;
293:            private javax.swing.JTable membersTable;
294:            private javax.swing.JLabel nameLabel;
295:            private javax.swing.JPanel namePanel;
296:            private javax.swing.JTextField nameText;
297:            private javax.swing.JScrollPane scrollPane;
298:
299:            // End of variables declaration//GEN-END:variables
300:
301:            // --- MODELS --------------------------------------------------------------
302:
303:            /** Model for the members table.
304:             */
305:            private class TableModel extends AbstractTableModel {
306:                TableModel() {
307:                    initialize();
308:                }
309:
310:                public int getColumnCount() {
311:                    return COLUMN_NAMES.length;
312:                }
313:
314:                public String getColumnName(int column) {
315:                    return UIUtilities.getColumnName(NbBundle.getMessage(
316:                            ExtractInterfacePanel.class, COLUMN_NAMES[column]));
317:                }
318:
319:                public Class getColumnClass(int columnIndex) {
320:                    return COLUMN_CLASSES[columnIndex];
321:                }
322:
323:                public int getRowCount() {
324:                    return members.length;
325:                }
326:
327:                public Object getValueAt(int rowIndex, int columnIndex) {
328:                    return members[rowIndex][columnIndex];
329:                }
330:
331:                public void setValueAt(Object value, int rowIndex,
332:                        int columnIndex) {
333:                    members[rowIndex][columnIndex] = value;
334:                }
335:
336:                public boolean isCellEditable(int rowIndex, int columnIndex) {
337:                    // column 0 is always editable, column 1 is never editable
338:                    return columnIndex == 0;
339:                }
340:
341:                private void initialize() {
342:                    final TreePathHandle sourceType = refactoring
343:                            .getSourceType();
344:                    if (sourceType == null)
345:                        return;
346:
347:                    FileObject fo = sourceType.getFileObject();
348:                    JavaSource js = JavaSource.forFileObject(fo);
349:                    try {
350:                        js.runUserActionTask(
351:                                new CancellableTask<CompilationController>() {
352:                                    public void cancel() {
353:                                    }
354:
355:                                    public void run(CompilationController javac)
356:                                            throws Exception {
357:                                        javac
358:                                                .toPhase(JavaSource.Phase.RESOLVED);
359:                                        initializeInTransaction(javac,
360:                                                sourceType);
361:                                    }
362:
363:                                }, true);
364:                    } catch (IOException ex) {
365:                        new IllegalStateException(ex);
366:                    }
367:                }
368:
369:                private void initializeInTransaction(
370:                        CompilationController javac, TreePathHandle sourceType) {
371:                    TreePath sourceTreePath = sourceType.resolve(javac);
372:                    ClassTree sourceTree = (ClassTree) sourceTreePath.getLeaf();
373:                    List result = new ArrayList();
374:
375:                    for (Tree implTree : sourceTree.getImplementsClause()) {
376:                        TreePath implPath = javac.getTrees().getPath(
377:                                javac.getCompilationUnit(), implTree);
378:                        TypeMirror implMirror = javac.getTrees().getTypeMirror(
379:                                implPath);
380:                        result.add(new ExtractInterfaceInfo<TypeMirrorHandle>(
381:                                TypeMirrorHandle.create(implMirror),
382:                                "implements " + implTree.toString(), // NOI18N
383:                                UiUtils.getElementIcon(ElementKind.INTERFACE,
384:                                        null), implTree.toString(),
385:                                Group.IMPLEMENTS));
386:                    }
387:
388:                    for (Tree member : sourceTree.getMembers()) {
389:                        TreePath memberTreePath = javac.getTrees().getPath(
390:                                javac.getCompilationUnit(), member);
391:                        if (javac.getTreeUtilities()
392:                                .isSynthetic(memberTreePath))
393:                            continue;
394:
395:                        Element memberElm = javac.getTrees().getElement(
396:                                memberTreePath);
397:                        Set<Modifier> mods;
398:                        if (memberElm == null
399:                                || !(mods = memberElm.getModifiers())
400:                                        .contains(Modifier.PUBLIC))
401:                            continue;
402:
403:                        Group group;
404:                        String format = PrintPart.NAME;
405:                        if (memberElm.getKind() == ElementKind.FIELD) {
406:                            if (!mods.contains(Modifier.STATIC)
407:                                    || !mods.contains(Modifier.FINAL)
408:                                    || ((VariableTree) member).getInitializer() == null)
409:                                continue;
410:                            group = Group.FIELD;
411:                            format += " : " + PrintPart.TYPE; // NOI18N
412:                            // XXX see ExtractInterfaceRefactoringPlugin class description
413:                            //                } else if (member.getKind() == Tree.Kind.CLASS) {
414:                            //                    if (!mods.contains(Modifier.STATIC))
415:                            //                        continue;
416:                            //                    group = 3;
417:                        } else if (memberElm.getKind() == ElementKind.METHOD) {
418:                            if (mods.contains(Modifier.STATIC))
419:                                continue;
420:                            group = Group.METHOD;
421:                            format += PrintPart.PARAMETERS + " : "
422:                                    + PrintPart.TYPE; // NOI18N
423:                        } else {
424:                            continue;
425:                        }
426:                        result.add(new ExtractInterfaceInfo<ElementHandle>(
427:                                ElementHandle.create(memberElm), UiUtils
428:                                        .getHeader(memberElm, javac, format),
429:                                UiUtils.getElementIcon(memberElm.getKind(),
430:                                        mods), memberElm.getSimpleName()
431:                                        .toString(), group));
432:                    }
433:
434:                    // the members are collected
435:                    // now, create a tree map (to sort them) and create the table data
436:                    Collections.sort(result, new Comparator() {
437:                        public int compare(Object o1, Object o2) {
438:                            ExtractInterfaceInfo i1 = (ExtractInterfaceInfo) o1;
439:                            ExtractInterfaceInfo i2 = (ExtractInterfaceInfo) o2;
440:                            int result = i1.group.compareTo(i2.group);
441:
442:                            if (result == 0) {
443:                                result = i1.name.compareTo(i2.name);
444:                            }
445:
446:                            return result;
447:                        }
448:                    });
449:                    members = new Object[result.size()][2];
450:                    for (int i = 0; i < members.length; i++) {
451:                        members[i][0] = Boolean.FALSE;
452:                        members[i][1] = result.get(i);
453:                    }
454:                    // fire event to repaint the table
455:                    this .fireTableDataChanged();
456:                }
457:            }
458:
459:            public Component getComponent() {
460:                return this ;
461:            }
462:
463:            private static final class ExtractInterfaceInfo<H> {
464:                final H handle;
465:                final String htmlText;
466:                final Icon icon;
467:                final String name;
468:                final Group group;
469:
470:                public ExtractInterfaceInfo(H handle, String htmlText,
471:                        Icon icon, String name, Group group) {
472:                    this .handle = handle;
473:                    this .htmlText = htmlText;
474:                    this .icon = icon;
475:                    this .name = name;
476:                    this .group = group;
477:                }
478:            }
479:
480:            private enum Group {
481:                IMPLEMENTS, METHOD, FIELD;
482:            }
483:        }
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