Java Code Examples for org.openide.filesystems.FileObject#refresh()

/** Creates new empty main client configuration file
 *
 */
static FileObject createMainConfig(FileObject folder, Collection<FileObject> createdFiles) {
    FileObject mainConfig = null;
    try {
        mainConfig = FileUtil.createData(folder, CONFIG_WSDL_CLIENT_PREFIX + "." + MAIN_CONFIG_EXTENSION); //NOI18N
        if ((mainConfig != null) && (mainConfig.isValid()) && !(mainConfig.isVirtual())) {
            if (createdFiles != null) {
                createdFiles.add(mainConfig);
            }
            FileWriter fw = new FileWriter(FileUtil.toFile(mainConfig));
            fw.write(NbBundle.getMessage(WSITEditor.class, "EMPTY_WSDL"));       //NOI18N
            fw.close();
            mainConfig.refresh(true);
        }
    } catch (IOException ex) {
        ex.printStackTrace();
    }
    return mainConfig;
}
 

public void testDeepStructureDelete() throws Exception {
    clearWorkDir();
    
    final File rf = new File(getWorkDir(), "wd");
    rf.mkdirs();
    
    FileObject root = FileUtil.toFileObject(rf);
    FileObject next = root;
    for (int i = 0; i < 10; i++) {
        next = next.createFolder("i" + i);
    }
    
    assertTrue("Is valid", root.isValid());
    assertTrue("Is valid leaft", next.isValid());
    
    clearWorkDir();
    assertFalse("Root file is gone", rf.exists());
    
    root.refresh();
    
    assertFalse("Became invalid", root.isValid());
    assertFalse("Leaf is invalid as well", next.isValid());
}
 

private List<GrailsPlugin> loadInstalledPlugins10() {
    List<GrailsPlugin> plugins = new ArrayList<GrailsPlugin>();
    try {
        FileObject pluginsDir = project.getProjectDirectory().getFileObject("plugins"); //NOI18N
        if (pluginsDir != null && pluginsDir.isFolder()) {
            pluginsDir.refresh();
            for (FileObject child : pluginsDir.getChildren()) {
                if (child.isFolder()) {
                    FileObject descriptor = child.getFileObject("plugin.xml"); //NOI18N
                    if (descriptor != null && descriptor.canRead()) {
                        plugins.add(getPluginFromInputStream(descriptor.getInputStream(), null));
                    }
                }
            }
        }
    } catch (Exception ex) {
        Exceptions.printStackTrace(ex);
    }
    Collections.sort(plugins);
    return plugins;
}
 

public void testFolderToFile() throws Exception {
    File f = new File(getWorkDir(), "classes");
    f.createNewFile();
    assertTrue("File created", f.isFile());
    
    FileObject fo = FileUtil.toFileObject(f);
    assertTrue("Is data", fo.isData());
    
    f.delete();
    f.mkdirs();
    assertTrue("Is dir", f.isDirectory());
    
    fo.refresh();
    
    assertFalse("No longer valid", fo.isValid());
    FileObject folder = FileUtil.toFileObject(f);
    assertNotNull("Folder found", folder);
    if (fo == folder) {
        fail("Should not be the same: " + folder);
    }
    assertTrue("Is folder", folder.isFolder());
}
 

/**
 * Check that fix for bug 240156 {@link #testRefreshAfterCaseChange()}
 * doens't break anything.
 *
 * @throws IOException
 */
public void testChangeFileToDir() throws IOException {

    File dir = new File(getWorkDir(), "dir");
    dir.mkdir();
    FileObject dirFO = FileUtil.toFileObject(dir);

    File fileOrDir = new File(dir, "fileOrDir");
    fileOrDir.createNewFile();
    FileObject fileOrDirFO = FileUtil.toFileObject(fileOrDir);
    assertTrue(fileOrDirFO.isData());
    dirFO.refresh();

    fileOrDir.delete();
    dirFO.refresh();

    fileOrDir.mkdir();
    dirFO.refresh();

    fileOrDirFO = FileUtil.toFileObject(fileOrDir);
    assertTrue(fileOrDirFO.isFolder());
}
 

private static void createFileImpl(File workDir, String path) throws IOException{
    FileObject fo = FileUtil.toFileObject(workDir);
    if (fo == null) {
        throw new IOException("Can't map '" + workDir.getAbsolutePath() + "' to the filesystem repository.");
    }

    String [] pathElements = path.split("/", -1);
    for (int i = 0; i < pathElements.length; i++ ) {
        String elementName = pathElements[i];

        if (elementName.length() == 0) {
            continue;
        }
        
        FileObject f = fo.getFileObject(elementName);
        if (f != null && f.isValid()) {
            fo = f;
        } else {
            if (i + 1 < pathElements.length) {
                fo = fo.createFolder(elementName);
            } else {
                // The last element in the path
                fo = fo.createData(elementName);
            }
        }
        
        fo.refresh();
    }
}
 

public void testRefreshFile() {
    FileObject fobj = getFileObject(testFile);
    monitor.reset();
    fobj.refresh();
    monitor.getResults().assertResult(4, StatFiles.ALL);
    monitor.getResults().assertResult(4, StatFiles.READ);
    //second time
    monitor.reset();
    fobj.refresh();
    monitor.getResults().assertResult(4, StatFiles.ALL);
    monitor.getResults().assertResult(4, StatFiles.READ);
}
 

private void doFileObjectForBrokenLink (boolean listFirst) throws Exception {
        clearWorkDir();
        File wd = new File(getWorkDir(), "wd");
        wd.mkdirs();

        File original = new File(wd, "original");
//        original.createNewFile();
        File lockFile = new File(wd, "wlock");
        for (int i = 1; i <= 2; ++i) {
            try {
                lockFile.delete();
                FileUtil.toFileObject(wd).refresh();
                ProcessBuilder pb = new ProcessBuilder().directory(wd).command(
                    new String[] { "ln", "-s", original.getName(), lockFile.getName() }
                );
                pb.start().waitFor();
                final List<String> names = Arrays.asList(lockFile.getParentFile().list());
                assertEquals("One file", 1, names.size());
                // file exists, or at least dir.listFiles lists the file
                assertTrue(names.contains(lockFile.getName()));
                // java.io.File.exists returns false
                assertFalse(lockFile.exists());

                if (listFirst) {
                    FileObject root = FileUtil.toFileObject(wd);
                    root.refresh();
                    List<FileObject> arr = Arrays.asList(root.getChildren());
                    assertEquals("Round " + i + " One files: " + arr, 1, arr.size());
                    assertEquals("Round " + i + "Has the right name", lockFile.getName(), arr.get(0).getName());
                }

                // and no FileObject is reated for such a file
                assertNotNull(FileUtil.toFileObject(lockFile));
            } finally {
                lockFile.delete();
            }
        }
    }
 

public FileObject createFile(String path, String content) {
    int i = path.lastIndexOf('/');
    String name = (i >= 0) ? path.substring(i + 1) : path;
    Item item = new Item(name, content);
    FileObject parent;
    synchronized (items) {
        items.put(path, item);
        parent = getExistingParent(path);
    }
    parent.refresh(true);
    return findResource(path);
}
 

private File getLocalFile(File localFile, TransferFile transferFile) {
    File newFile = transferFile.resolveLocalFile(localFile);
    FileObject fo = FileUtil.toFileObject(FileUtil.normalizeFile(newFile));
    if (fo != null) {
        fo.refresh();
    }
    return newFile;
}
 

public void testDeletedExternally() throws IOException {
    FileObject fo = FileUtil.toFileObject(getWorkDir());
    FileObject file = fo.createData("file");

    iListener.clear();
    FileUtil.toFile(file).delete();
    assertEquals(0, iListener.implsDeletedExternallyCalls);
    fo.refresh();
    assertEquals(1, iListener.implsDeletedExternallyCalls);
}
 

public void testFolderToFileWithParentRefresh() throws Exception {
    File f = new File(getWorkDir(), "classes");
    f.createNewFile();
    assertTrue("File created", f.isFile());
    
    FileObject fo = FileUtil.toFileObject(f);
    assertTrue("Is data", fo.isData());
    FileObject parent = fo.getParent();
    List<FileObject> arr = Arrays.asList(parent.getChildren());
    
    assertTrue("Contains " + fo + ": " +arr, arr.contains(fo));
    
    f.delete();
    f.mkdirs();
    assertTrue("Is dir", f.isDirectory());
    
    
    parent.refresh();
    
    assertFalse("No longer valid", fo.isValid());
    FileObject folder = FileUtil.toFileObject(f);
   
    if (fo == folder) {
        fail("Should not be the same: " + folder);
    }
    assertTrue("Is folder", folder.isFolder());
}
 

@Override
public void deployLibraries(Set<ServerLibraryDependency> libraries) throws ConfigurationException {
    Set<ServerLibraryDependency> notHandled = filterDeployed(libraries);

    Set<File> toDeploy = new HashSet<File>();
    Map<ServerLibrary, File> deployable = support.getDeployableFiles();
    for (Iterator<ServerLibraryDependency> it = notHandled.iterator(); it.hasNext(); ) {
        ServerLibraryDependency range = it.next();
        for (Map.Entry<ServerLibrary, File> entry : deployable.entrySet()) {
            if (range.versionMatches(entry.getKey())) {
                it.remove();
                toDeploy.add(entry.getValue());
                break;
            }
        }
    }

    if (!notHandled.isEmpty()) {
        throw new MissingLibrariesException(NbBundle.getMessage(WLServerLibraryManager.class, "MSG_DidNotFindServerLibraries"), notHandled);
    }

    try {
        deployFiles(toDeploy);
    } finally {
        FileObject fo = WLPluginProperties.getDomainConfigFileObject(manager);
        if (fo != null) {
            fo.refresh();
        }
    }
}
 

private void refreshModuleList () {
    // XXX: the modules list should be delete automatically when config/Modules/module.xml is removed
    FileObject modulesRoot = FileUtil.getConfigFile(ModuleDeactivator.MODULES); // NOI18N
    err.log (Level.FINE, "Call refresh on " + modulesRoot + " file object.");
    if (modulesRoot != null) {
        modulesRoot.refresh ();
    }
}
 

/**
 * This call is used in in-place deployment. Returns the directory staging the contents of the archive.
 * This directory is the one from which the content entries returned by {@link #getArchiveContents} came from.
 *
 * @return FileObject for the content directory
 */
@Override
public FileObject getContentDirectory() throws IOException {
    File file = mavenproject().getOutputDirectory(false);
    FileObject fo = FileUtil.toFileObject(file.getParentFile());
    if (fo != null) {
        fo.refresh();
    }
    return FileUtil.toFileObject(file);
}
 

public FileObject[] listSavedHeapdumps(Lookup.Provider project, File directory) {
    try {
        FileObject snapshotsFolder = null;
                
        if (project == null && directory != null) {
            snapshotsFolder = FileUtil.toFileObject(directory);
        } else {
            snapshotsFolder = ProfilerStorage.getProjectFolder(project, false);
        }

        if (snapshotsFolder == null) {
            return new FileObject[0];
        }

        snapshotsFolder.refresh();

        FileObject[] children = snapshotsFolder.getChildren();

        ArrayList /*<FileObject>*/ files = new ArrayList /*<FileObject>*/();

        for (int i = 0; i < children.length; i++) {
            FileObject child = children[i];
            if (checkHprofFile(FileUtil.toFile(children[i])))
                files.add(child);
        }

        Collections.sort(files,
                         new Comparator() {
                public int compare(Object o1, Object o2) {
                    FileObject f1 = (FileObject) o1;
                    FileObject f2 = (FileObject) o2;

                    return f1.getName().compareTo(f2.getName());
                }
            });

        return (FileObject[])files.toArray(new FileObject[0]);
    } catch (IOException e) {
        LOGGER.log(Level.SEVERE, Bundle.ResultsManager_ObtainSavedSnapshotsFailedMsg(e.getMessage()), e);

        return new FileObject[0];
    }
}
 

public static boolean isCordovaProject(Project project) {
    final FileObject root = project.getProjectDirectory();
    root.refresh();
    return root.getFileObject("hooks") != null || root.getFileObject(".cordova") != null; // NOI18N
}
 

public FileObject[] listSavedSnapshots(Lookup.Provider project, File directory) {
    try {
        FileObject snapshotsFolder = null;
                
        if (project == null && directory != null) {
            snapshotsFolder = FileUtil.toFileObject(directory);
        } else {
            snapshotsFolder = ProfilerStorage.getProjectFolder(project, false);
        }

        if (snapshotsFolder == null) {
            return new FileObject[0];
        }

        snapshotsFolder.refresh();

        FileObject[] children = snapshotsFolder.getChildren();

        ArrayList /*<FileObject>*/ files = new ArrayList /*<FileObject>*/();

        for (int i = 0; i < children.length; i++) {
            FileObject child = children[i];

            if (child.getExt().equalsIgnoreCase(SNAPSHOT_EXTENSION)) {
                files.add(child);
            }
        }

        Collections.sort(files,
                         new Comparator() {
                public int compare(Object o1, Object o2) {
                    FileObject f1 = (FileObject) o1;
                    FileObject f2 = (FileObject) o2;

                    return f1.getName().compareTo(f2.getName());
                }
            });

        return (FileObject[])files.toArray(new FileObject[0]);
    } catch (IOException e) {
        LOGGER.log(Level.SEVERE, Bundle.ResultsManager_ObtainSavedSnapshotsFailedMsg(e.getMessage()), e);

        return new FileObject[0];
    }
}
 

protected void prepareTest(String code) throws Exception {
    clearWorkDir();
    
    FileObject workFO = FileUtil.toFileObject(getWorkDir());
    
    assertNotNull(workFO);
    
    FileObject sourceRoot = workFO.createFolder("src");
    FileObject buildRoot  = workFO.createFolder("build");
    
    FileObject data = FileUtil.createData(sourceRoot, "test/Test.java");
    
    TestUtilities.copyStringToFile(FileUtil.toFile(data), code);
    
    data.refresh();
    
    SourceUtilsTestUtil.prepareTest(sourceRoot, buildRoot, cacheFO);
    
    SourceUtilsTestUtil.compileRecursively(sourceRoot);
    
    DataObject od = DataObject.find(data);
    EditorCookie ec = od.getCookie(EditorCookie.class);
    
    assertNotNull(ec);
    
    doc = ec.openDocument();
    
    doc.putProperty(Language.class, JavaTokenId.language());
    doc.putProperty("mimeType", "text/x-java");
    
    JavaSource js = JavaSource.forFileObject(data);
    
    assertNotNull(js);
    
    info = SourceUtilsTestUtil.getCompilationInfo(js, Phase.RESOLVED);
    
    assertNotNull(info);
    assertTrue(info.getDiagnostics().toString(), info.getDiagnostics().isEmpty());
}
 

private void prepareTest() throws Exception {
    File work = getWorkDir();
    FileObject workFO = FileUtil.toFileObject(work);
    
    assertNotNull(workFO);
    
    FileObject sourceRoot = workFO.getFileObject("src");
    if (sourceRoot == null) {
        sourceRoot = workFO.createFolder("src");
    }
    FileObject buildRoot  = workFO.createFolder("build");
    FileObject cache = workFO.createFolder("cache");
    FileObject packageRoot = sourceRoot.getFileObject("sourceutils");
    if (packageRoot == null) {
        packageRoot = sourceRoot.createFolder("sourceutils");
    }
    
    SourceUtilsTestUtil.prepareTest(sourceRoot, buildRoot, cache);
    
    String capitalizedName = "T" + getName().substring(1);
    
    TestUtil.copyFiles(FileUtil.toFile(sourceRoot), "sourceutils/" + capitalizedName + ".java");
    
    packageRoot.refresh();
    
    FileObject testSource = packageRoot.getFileObject(capitalizedName + ".java");
    
    assertNotNull(testSource);

    SourceUtilsTestUtil.compileRecursively(sourceRoot);
    
    js = JavaSource.forFileObject(testSource);
    
    assertNotNull(js);
    
    info = SourceUtilsTestUtil.getCompilationInfo(js, JavaSource.Phase.RESOLVED);
    
    assertNotNull(info);
}