Source Code Cross Referenced for ClassPathTest.java in  » IDE-Netbeans » api » org » netbeans » api » java » classpath » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Netbeans » api » org.netbeans.api.java.classpath 
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 1997-2006 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:
042:        package org.netbeans.api.java.classpath;
043:
044:        import java.io.File;
045:        import java.beans.PropertyChangeEvent;
046:        import java.beans.PropertyChangeListener;
047:        import java.beans.PropertyChangeSupport;
048:        import java.io.FileOutputStream;
049:        import java.lang.ref.Reference;
050:        import java.lang.ref.WeakReference;
051:        import java.net.URL;
052:        import java.util.ArrayList;
053:        import java.util.Arrays;
054:        import java.util.Collections;
055:        import java.util.Iterator;
056:        import java.util.List;
057:        import java.util.SortedSet;
058:        import java.util.TreeSet;
059:        import java.util.jar.JarOutputStream;
060:        import java.util.zip.ZipEntry;
061:        import org.netbeans.junit.NbTestCase;
062:        import org.netbeans.spi.java.classpath.support.ClassPathSupport;
063:        import org.netbeans.spi.java.classpath.ClassPathImplementation;
064:        import org.netbeans.spi.java.classpath.ClassPathFactory;
065:        import org.netbeans.spi.java.classpath.FilteringPathResourceImplementation;
066:        import org.netbeans.spi.java.classpath.PathResourceImplementation;
067:        import org.openide.filesystems.FileObject;
068:        import org.openide.filesystems.FileUtil;
069:
070:        public class ClassPathTest extends NbTestCase {
071:
072:            public ClassPathTest(String testName) {
073:                super (testName);
074:            }
075:
076:            protected void setUp() throws Exception {
077:                super .setUp();
078:                clearWorkDir();
079:            }
080:
081:            private File getBaseDir() throws Exception {
082:                return FileUtil.normalizeFile(getWorkDir());
083:            }
084:
085:            /**
086:             * Tests ClassPath.getResourceName ();
087:             */
088:            public void testGetResourceName() throws Exception {
089:                File f = getBaseDir();
090:                f = new File(f.getPath() + "/w.e.i.r.d/f  o  l  d  e  r");
091:                f.mkdirs();
092:                File f2 = new File(f, "org/netbeans/test");
093:                f2.mkdirs();
094:                File f3 = new File(f2, "Main.java");
095:                f3.createNewFile();
096:
097:                FileObject cpRoot = FileUtil.toFileObject(f);
098:                FileObject cpItem = FileUtil.toFileObject(f2);
099:                FileObject clazz = FileUtil.toFileObject(f3);
100:                ClassPath cp = ClassPathSupport
101:                        .createClassPath(new FileObject[] { cpRoot });
102:                String pkg = cp.getResourceName(cpItem);
103:                assertEquals("org/netbeans/test", pkg);
104:
105:                pkg = cp.getResourceName(cpItem, '.', true);
106:                assertEquals("org.netbeans.test", pkg);
107:
108:                pkg = cp.getResourceName(cpItem, '.', false);
109:                assertEquals("org.netbeans.test", pkg);
110:
111:                pkg = cp.getResourceName(cpItem, '#', true);
112:                assertEquals("org#netbeans#test", pkg);
113:
114:                pkg = cp.getResourceName(cpItem, '#', false);
115:                assertEquals("org#netbeans#test", pkg);
116:
117:                pkg = cp.getResourceName(clazz);
118:                assertEquals("org/netbeans/test/Main.java", pkg);
119:
120:                pkg = cp.getResourceName(clazz, '.', true);
121:                assertEquals("org.netbeans.test.Main.java", pkg);
122:
123:                pkg = cp.getResourceName(clazz, '.', false);
124:                assertEquals("org.netbeans.test.Main", pkg);
125:
126:                pkg = cp.getResourceName(clazz, '@', true);
127:                assertEquals("org@netbeans@test@Main.java", pkg);
128:
129:                pkg = cp.getResourceName(clazz, '@', false);
130:                assertEquals("org@netbeans@test@Main", pkg);
131:            }
132:
133:            /**
134:             * Tests ClassPath.findAllResources(), ClassPath.findResoruce(), 
135:             * ClassPath.contains (), ClassPath.findOwnerRoot(),
136:             * ClassPath.isResourceVisible ()
137:             */
138:            public void testGetResource() throws Exception {
139:                File root_1 = new File(getBaseDir(), "root_1");
140:                root_1.mkdir();
141:                File root_2 = new File(getBaseDir(), "root_2");
142:                root_2.mkdir();
143:                FileObject[] roots = new FileObject[] {
144:                        FileUtil.toFileObject(root_1),
145:                        FileUtil.toFileObject(root_2), };
146:
147:                FileObject tmp = roots[0].createFolder("org");
148:                tmp = tmp.createFolder("me");
149:                FileObject testFo_1 = tmp.createData("Foo", "txt");
150:                tmp = roots[1].createFolder("org");
151:                tmp = tmp.createFolder("me");
152:                FileObject testFo_2 = tmp.createData("Foo", "txt");
153:                ClassPath cp = ClassPathSupport.createClassPath(roots);
154:
155:                //findResource
156:                assertTrue(cp.findResource("org/me/Foo.txt") == testFo_1);
157:                assertTrue(cp.findResource("org/me/None.txt") == null);
158:
159:                //findAllResources
160:                List res = cp.findAllResources("org/me/Foo.txt");
161:                assertTrue(res.size() == 2);
162:                assertTrue(res.contains(testFo_1));
163:                assertTrue(res.contains(testFo_2));
164:
165:                //contains
166:                assertTrue(cp.contains(testFo_1));
167:                assertTrue(cp.contains(testFo_2));
168:                assertFalse(cp.contains(roots[0].getParent()));
169:
170:                //findOwnerRoot
171:                assertTrue(cp.findOwnerRoot(testFo_1) == roots[0]);
172:                assertTrue(cp.findOwnerRoot(testFo_2) == roots[1]);
173:
174:                /*
175:                //isResourceVisible
176:                assertTrue (cp.isResourceVisible(testFo_1));
177:                assertFalse (cp.isResourceVisible(testFo_2));
178:                 */
179:
180:                cp = null;
181:                roots[0].delete();
182:                roots[1].delete();
183:            }
184:
185:            /**
186:             * Test ClassPath.getRoots(), ClassPath.addPropertyChangeListener (),
187:             * ClassPath.entries () and classpath SPI.
188:             */
189:            public void testListening() throws Exception {
190:
191:                File root_1 = new File(getBaseDir(), "root_1");
192:                root_1.mkdir();
193:                File root_2 = new File(getBaseDir(), "root_2");
194:                root_2.mkdir();
195:                File root_3 = new File(getBaseDir(), "root_3.jar");
196:                JarOutputStream out = new JarOutputStream(new FileOutputStream(
197:                        root_3));
198:                try {
199:                    out.putNextEntry(new ZipEntry("test.txt"));
200:                    out.write("test".getBytes());
201:                } finally {
202:                    out.close();
203:                }
204:                assertNotNull("Cannot find file", FileUtil.toFileObject(root_1));
205:                assertNotNull("Cannot find file", FileUtil.toFileObject(root_2));
206:                assertNotNull("Cannot find file", FileUtil.toFileObject(root_3));
207:                TestClassPathImplementation impl = new TestClassPathImplementation();
208:                ClassPath cp = ClassPathFactory.createClassPath(impl);
209:                impl.addResource(root_1.toURI().toURL());
210:                cp.addPropertyChangeListener(impl);
211:                impl.addResource(root_2.toURI().toURL());
212:                impl.assertEvents(ClassPath.PROP_ENTRIES, ClassPath.PROP_ROOTS);
213:                assertTrue(cp.getRoots().length == 2);
214:                impl.removeResource(root_2.toURI().toURL());
215:                impl.assertEvents(ClassPath.PROP_ENTRIES, ClassPath.PROP_ROOTS);
216:                assertTrue(cp.getRoots().length == 1);
217:                FileObject fo = cp.getRoots()[0];
218:                FileObject parentFolder = fo.getParent();
219:                fo.delete();
220:                impl.assertEvents(ClassPath.PROP_ROOTS);
221:                assertTrue(cp.getRoots().length == 0);
222:                parentFolder.createFolder("root_1");
223:                assertTrue(cp.getRoots().length == 1);
224:                impl.assertEvents(ClassPath.PROP_ROOTS);
225:                FileObject archiveFile = FileUtil.toFileObject(root_3);
226:                impl.addResource(FileUtil.getArchiveRoot(archiveFile.getURL()));
227:                assertEquals(cp.getRoots().length, 2);
228:                impl.assertEvents(ClassPath.PROP_ENTRIES, ClassPath.PROP_ROOTS);
229:                root_3.delete();
230:                root_3 = new File(getBaseDir(), "root_3.jar");
231:                Thread.sleep(1000);
232:                out = new JarOutputStream(new FileOutputStream(root_3));
233:                try {
234:                    out.putNextEntry(new ZipEntry("test2.txt"));
235:                    out.write("test2".getBytes());
236:                } finally {
237:                    out.close();
238:                }
239:                archiveFile.refresh();
240:                impl.assertEvents(ClassPath.PROP_ROOTS);
241:                root_1.delete();
242:                root_2.delete();
243:                root_3.delete();
244:                cp = null;
245:            }
246:
247:            public void testListening2() throws Exception {
248:                // Checks that changes in PathResourceImplementation.PROP_ROOTS matter.
249:                class FiringPRI implements  PathResourceImplementation {
250:                    private URL[] roots = new URL[0];
251:
252:                    public URL[] getRoots() {
253:                        return roots;
254:                    }
255:
256:                    void changeRoots(URL[] nue) {
257:                        roots = nue;
258:                        pcs.firePropertyChange(PROP_ROOTS, null, null);
259:                    }
260:
261:                    public ClassPathImplementation getContent() {
262:                        return null;
263:                    }
264:
265:                    PropertyChangeSupport pcs = new PropertyChangeSupport(this );
266:
267:                    public void addPropertyChangeListener(
268:                            PropertyChangeListener listener) {
269:                        pcs.addPropertyChangeListener(listener);
270:                    }
271:
272:                    public void removePropertyChangeListener(
273:                            PropertyChangeListener listener) {
274:                        pcs.removePropertyChangeListener(listener);
275:                    }
276:                }
277:                FiringPRI pri = new FiringPRI();
278:                TestClassPathImplementation impl = new TestClassPathImplementation();
279:                impl.addResource(pri);
280:                ClassPath cp = ClassPathFactory.createClassPath(impl);
281:                assertEquals(Collections.emptyList(), Arrays.asList(cp
282:                        .getRoots()));
283:                cp.addPropertyChangeListener(impl);
284:                File d = new File(getBaseDir(), "d");
285:                d.mkdir();
286:                pri.changeRoots(new URL[] { d.toURI().toURL() });
287:                impl.assertEvents(ClassPath.PROP_ENTRIES, ClassPath.PROP_ROOTS);
288:                assertEquals(Collections
289:                        .singletonList(FileUtil.toFileObject(d)), Arrays
290:                        .asList(cp.getRoots()));
291:            }
292:
293:            public void testChangesAcknowledgedWithoutListener()
294:                    throws Exception {
295:                // Discovered in #72573.
296:                clearWorkDir();
297:                File root = new File(getWorkDir(), "root");
298:                URL rootU = root.toURI().toURL();
299:                if (!rootU.toExternalForm().endsWith("/")) {
300:                    rootU = new URL(rootU.toExternalForm() + "/");
301:                }
302:                ClassPath cp = ClassPathSupport
303:                        .createClassPath(new URL[] { rootU });
304:                assertEquals("nothing there yet", null, cp.findResource("f"));
305:                FileObject f = FileUtil.createData(FileUtil
306:                        .toFileObject(getWorkDir()), "root/f");
307:                assertEquals("found new file", f, cp.findResource("f"));
308:                f.delete();
309:                assertEquals("again empty", null, cp.findResource("f"));
310:            }
311:
312:            static final class TestClassPathImplementation implements 
313:                    ClassPathImplementation, PropertyChangeListener {
314:
315:                private final PropertyChangeSupport support = new PropertyChangeSupport(
316:                        this );
317:                private final List<PathResourceImplementation> resources = new ArrayList<PathResourceImplementation>();
318:                private final SortedSet<String> events = new TreeSet<String>();
319:
320:                public synchronized void addResource(URL resource) {
321:                    PathResourceImplementation pr = ClassPathSupport
322:                            .createResource(resource);
323:                    addResource(pr);
324:                }
325:
326:                public synchronized void addResource(
327:                        PathResourceImplementation pr) {
328:                    this .resources.add(pr);
329:                    this .support.firePropertyChange(
330:                            ClassPathImplementation.PROP_RESOURCES, null, null);
331:                }
332:
333:                public synchronized void removeResource(URL resource) {
334:                    for (Iterator it = this .resources.iterator(); it.hasNext();) {
335:                        PathResourceImplementation pr = (PathResourceImplementation) it
336:                                .next();
337:                        if (Arrays.asList(pr.getRoots()).contains(resource)) {
338:                            this .resources.remove(pr);
339:                            this .support.firePropertyChange(
340:                                    ClassPathImplementation.PROP_RESOURCES,
341:                                    null, null);
342:                            break;
343:                        }
344:                    }
345:                }
346:
347:                public synchronized List<? extends PathResourceImplementation> getResources() {
348:                    return this .resources;
349:                }
350:
351:                public void addPropertyChangeListener(
352:                        PropertyChangeListener listener) {
353:                    this .support.addPropertyChangeListener(listener);
354:                }
355:
356:                public void removePropertyChangeListener(
357:                        PropertyChangeListener listener) {
358:                    this .support.removePropertyChangeListener(listener);
359:                }
360:
361:                public void propertyChange(PropertyChangeEvent event) {
362:                    events.add(event.getPropertyName());
363:                }
364:
365:                void assertEvents(String... events) {
366:                    assertEquals(new TreeSet<String>(Arrays.asList(events)),
367:                            this .events);
368:                    this .events.clear();
369:                }
370:            }
371:
372:            public void testFilteredClassPaths() throws Exception {
373:                FileObject bd = FileUtil.toFileObject(getBaseDir());
374:                FileObject u1fo = bd.createFolder("u1");
375:                FileObject u2fo = bd.createFolder("u2");
376:                final URL u1 = u1fo.getURL();
377:                final URL u2 = u2fo.getURL();
378:                class FPRI implements  FilteringPathResourceImplementation {
379:                    private int modulus = 2;
380:
381:                    public void changeIncludes(int modulus) {
382:                        this .modulus = modulus;
383:                        pcs.firePropertyChange(PROP_INCLUDES, null, null);
384:                    }
385:
386:                    public URL[] getRoots() {
387:                        return new URL[] { u1, u2 };
388:                    }
389:
390:                    public boolean includes(URL root, String resource) {
391:                        int offset;
392:                        if (root.equals(u1)) {
393:                            offset = 0;
394:                        } else if (root.equals(u2)) {
395:                            offset = 1;
396:                        } else {
397:                            throw new IllegalArgumentException(root.toString());
398:                        }
399:                        return (offset + resource.length()) % modulus == 0;
400:                    }
401:
402:                    public ClassPathImplementation getContent() {
403:                        return null;
404:                    }
405:
406:                    private PropertyChangeSupport pcs = new PropertyChangeSupport(
407:                            this );
408:
409:                    public void addPropertyChangeListener(
410:                            PropertyChangeListener listener) {
411:                        pcs.addPropertyChangeListener(listener);
412:                    }
413:
414:                    public void removePropertyChangeListener(
415:                            PropertyChangeListener listener) {
416:                        pcs.removePropertyChangeListener(listener);
417:                    }
418:                }
419:                FPRI pr = new FPRI();
420:                TestClassPathImplementation impl = new TestClassPathImplementation();
421:                impl.addResource(pr);
422:                ClassPath cp = ClassPathFactory.createClassPath(impl);
423:                FileObject xx1 = u1fo.createData("xx");
424:                FileObject xxx1 = u1fo.createData("xxx");
425:                FileObject xy1 = FileUtil.createData(u1fo, "x/y");
426:                FileObject x_1 = u1fo.createData("x ");
427:                String cau = "\u010Dau";
428:                FileObject cau1 = u1fo.createData(cau);
429:                FileObject folder = u1fo.createFolder("folder");
430:                FileObject foldr = u1fo.createFolder("foldr");
431:                FileObject xx2 = u2fo.createData("xx");
432:                FileObject xxx2 = u2fo.createData("xxx");
433:                FileObject xy2 = FileUtil.createData(u2fo, "x/y");
434:                FileObject x_2 = u2fo.createData("x ");
435:                FileObject cau2 = u2fo.createData(cau);
436:                assertEquals(Arrays.asList(u1fo, u2fo), Arrays.asList(cp
437:                        .getRoots()));
438:                assertTrue(cp.contains(xx1));
439:                assertTrue(cp.contains(x_1));
440:                assertFalse(cp.contains(xxx1));
441:                assertFalse(cp.contains(cau1));
442:                assertFalse(cp.contains(xy1));
443:                assertFalse(cp.contains(xx2));
444:                assertFalse(cp.contains(x_2));
445:                assertTrue(cp.contains(xxx2));
446:                assertTrue(cp.contains(cau2));
447:                assertTrue(cp.contains(xy2));
448:                assertFalse(cp.contains(folder));
449:                assertTrue(cp.contains(foldr));
450:                assertEquals(xx1, cp.findResource("xx"));
451:                assertEquals(x_1, cp.findResource("x "));
452:                assertEquals(xxx2, cp.findResource("xxx"));
453:                assertEquals(cau2, cp.findResource(cau));
454:                assertEquals(xy2, cp.findResource("x/y"));
455:                assertEquals(null, cp.findResource("folder"));
456:                assertEquals(foldr, cp.findResource("foldr"));
457:                assertEquals(Collections.singletonList(xx1), cp
458:                        .findAllResources("xx"));
459:                assertEquals(Collections.singletonList(x_1), cp
460:                        .findAllResources("x "));
461:                assertEquals(Collections.singletonList(xxx2), cp
462:                        .findAllResources("xxx"));
463:                assertEquals(Collections.singletonList(cau2), cp
464:                        .findAllResources(cau));
465:                assertEquals(Collections.singletonList(xy2), cp
466:                        .findAllResources("x/y"));
467:                assertEquals(Collections.emptyList(), cp
468:                        .findAllResources("folder"));
469:                assertEquals(Collections.singletonList(foldr), cp
470:                        .findAllResources("foldr"));
471:                assertEquals("xx", cp.getResourceName(xx1));
472:                assertEquals("x ", cp.getResourceName(x_1));
473:                assertEquals("xxx", cp.getResourceName(xxx1));
474:                assertEquals(cau, cp.getResourceName(cau1));
475:                assertEquals("x/y", cp.getResourceName(xy1));
476:                assertEquals("folder", cp.getResourceName(folder));
477:                assertEquals("foldr", cp.getResourceName(foldr));
478:                assertEquals(u1fo, cp.findOwnerRoot(xx1));
479:                assertEquals(u1fo, cp.findOwnerRoot(x_1));
480:                assertEquals(u1fo, cp.findOwnerRoot(xxx1));
481:                assertEquals(u1fo, cp.findOwnerRoot(cau1));
482:                assertEquals(u1fo, cp.findOwnerRoot(xy1));
483:                assertEquals(u1fo, cp.findOwnerRoot(folder));
484:                assertEquals(u1fo, cp.findOwnerRoot(foldr));
485:                assertTrue(cp.isResourceVisible(xx1));
486:                assertTrue(cp.isResourceVisible(x_1));
487:                assertFalse(cp.isResourceVisible(xxx1));
488:                assertFalse(cp.isResourceVisible(cau1));
489:                assertFalse(cp.isResourceVisible(xy1));
490:                assertFalse(cp.isResourceVisible(folder));
491:                assertTrue(cp.isResourceVisible(foldr));
492:                ClassPath.Entry e1 = cp.entries().get(0);
493:                assertTrue(e1.includes("xx"));
494:                assertTrue(e1.includes("x "));
495:                assertFalse(e1.includes("xxx"));
496:                assertFalse(e1.includes(cau));
497:                assertFalse(e1.includes("x/y"));
498:                assertFalse(e1.includes("folder/"));
499:                assertTrue(e1.includes("foldr/"));
500:                assertTrue(e1.includes(xx1));
501:                assertTrue(e1.includes(x_1));
502:                assertFalse(e1.includes(xxx1));
503:                assertFalse(e1.includes(cau1));
504:                assertFalse(e1.includes(xy1));
505:                assertFalse(e1.includes(folder));
506:                assertTrue(e1.includes(foldr));
507:                try {
508:                    e1.includes(xx2);
509:                    fail();
510:                } catch (IllegalArgumentException iae) {
511:                }
512:                assertTrue(e1.includes(xx1.getURL()));
513:                assertTrue(e1.includes(x_1.getURL()));
514:                assertFalse(e1.includes(xxx1.getURL()));
515:                assertFalse(e1.includes(cau1.getURL()));
516:                assertFalse(e1.includes(xy1.getURL()));
517:                assertFalse(e1.includes(folder.getURL()));
518:                assertTrue(e1.includes(foldr.getURL()));
519:                try {
520:                    e1.includes(xx2.getURL());
521:                    fail();
522:                } catch (IllegalArgumentException iae) {
523:                }
524:                cp.addPropertyChangeListener(impl);
525:                pr.changeIncludes(3);
526:                impl.assertEvents(ClassPath.PROP_INCLUDES);
527:                assertFalse(cp.contains(xx1));
528:                assertFalse(cp.contains(x_1));
529:                assertTrue(cp.contains(xxx1));
530:                assertTrue(cp.contains(cau1));
531:                assertTrue(cp.contains(xy1));
532:                assertTrue(cp.contains(xx2));
533:                assertTrue(cp.contains(x_2));
534:                assertFalse(cp.contains(xxx2));
535:                assertFalse(cp.contains(cau2));
536:                assertFalse(cp.contains(xy2));
537:                assertEquals(xx2, cp.findResource("xx"));
538:                assertEquals(x_2, cp.findResource("x "));
539:                assertEquals(xxx1, cp.findResource("xxx"));
540:                assertEquals(cau1, cp.findResource(cau));
541:                assertEquals(xy1, cp.findResource("x/y"));
542:                e1 = cp.entries().get(0);
543:                assertFalse(e1.includes("xx"));
544:                assertFalse(e1.includes("x "));
545:                assertTrue(e1.includes("xxx"));
546:                assertTrue(e1.includes(cau));
547:                assertTrue(e1.includes("x/y"));
548:                assertFalse(e1.includes(xx1));
549:                assertFalse(e1.includes(x_1));
550:                assertTrue(e1.includes(xxx1));
551:                assertTrue(e1.includes(cau1));
552:                assertTrue(e1.includes(xy1));
553:                assertFalse(e1.includes(xx1.getURL()));
554:                assertFalse(e1.includes(x_1.getURL()));
555:                assertTrue(e1.includes(xxx1.getURL()));
556:                assertTrue(e1.includes(cau1.getURL()));
557:                assertTrue(e1.includes(xy1.getURL()));
558:            }
559:
560:            public void testFpriChangeFiring() throws Exception {
561:                class FPRI implements  FilteringPathResourceImplementation {
562:                    URL root;
563:                    PropertyChangeSupport pcs = new PropertyChangeSupport(this );
564:
565:                    FPRI(URL root) {
566:                        this .root = root;
567:                    }
568:
569:                    public boolean includes(URL root, String resource) {
570:                        return true;
571:                    }
572:
573:                    public URL[] getRoots() {
574:                        return new URL[] { root };
575:                    }
576:
577:                    public ClassPathImplementation getContent() {
578:                        return null;
579:                    }
580:
581:                    public void addPropertyChangeListener(
582:                            PropertyChangeListener listener) {
583:                        pcs.addPropertyChangeListener(listener);
584:                    }
585:
586:                    public void removePropertyChangeListener(
587:                            PropertyChangeListener listener) {
588:                        pcs.removePropertyChangeListener(listener);
589:                    }
590:
591:                    void fire(Object propid) {
592:                        PropertyChangeEvent e = new PropertyChangeEvent(
593:                                this ,
594:                                FilteringPathResourceImplementation.PROP_INCLUDES,
595:                                null, null);
596:                        e.setPropagationId(propid);
597:                        pcs.firePropertyChange(e);
598:                    }
599:                }
600:                FPRI fpri1 = new FPRI(new File(getWorkDir(), "src1").toURI()
601:                        .toURL());
602:                FPRI fpri2 = new FPRI(new File(getWorkDir(), "src2").toURI()
603:                        .toURL());
604:                class L implements  PropertyChangeListener {
605:                    int cnt;
606:
607:                    public void propertyChange(PropertyChangeEvent e) {
608:                        if (ClassPath.PROP_INCLUDES.equals(e.getPropertyName())) {
609:                            cnt++;
610:                        }
611:                    }
612:                }
613:                ClassPath cp = ClassPathSupport.createClassPath(Arrays.asList(
614:                        fpri1, fpri2));
615:                L l = new L();
616:                cp.addPropertyChangeListener(l);
617:                //No events fired before cp.entries() called
618:                fpri1.fire(null);
619:                assertEquals(0, l.cnt);
620:                cp.entries();
621:                fpri1.fire(null);
622:                assertEquals(1, l.cnt);
623:                fpri2.fire(null);
624:                assertEquals(2, l.cnt);
625:                fpri1.fire("hello");
626:                assertEquals(3, l.cnt);
627:                fpri2.fire("goodbye");
628:                assertEquals(4, l.cnt);
629:                fpri1.fire("fixed");
630:                assertEquals(5, l.cnt);
631:                fpri2.fire("fixed");
632:                assertEquals(5, l.cnt);
633:                fpri1.fire("new");
634:                assertEquals(6, l.cnt);
635:            }
636:
637:            public void testLeakingClassPath() throws Exception {
638:                ClassPath cp = ClassPathSupport.createClassPath(new URL(
639:                        "file:///a/"), new URL("file:///b/"));
640:                ClassPath proxyCP = ClassPathSupport.createProxyClassPath(cp);
641:                Reference<ClassPath> proxy = new WeakReference<ClassPath>(
642:                        proxyCP);
643:
644:                proxyCP.entries();
645:
646:                proxyCP = null;
647:
648:                assertGC("the proxy classpath needs to GCable", proxy);
649:            }
650:
651:        }
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