Example usage for org.apache.commons.vfs FileObject getChildren

Introduction

In this page you can find the example usage for org.apache.commons.vfs FileObject getChildren.

Prototype

public FileObject[] getChildren() throws FileSystemException;

Source Link

Document

Lists the children of this file.

Usage

From source file:com.pongasoft.kiwidoc.builder.RepositoryContentHandler.java

/**
 * Loads the content of the given resource.
 *
 * @param resource the resource to load//from ww  w  .j  a  va2 s.co  m
 * @return the content as an object since it depends on which content is being read (ex: manifest,
 *         library, packages, class) (never <code>null</code>)
 * @throws NoSuchContentException if the content does not exist
 * @throws StoreException         if there is a problem reading the content.
 */
public RepositoryModel loadContent(RepositoryResource resource) throws NoSuchContentException, StoreException {
    if (resource == null)
        throw new NoSuchContentException(resource);

    Collection<LibraryVersionResource> lvc = new ArrayList<LibraryVersionResource>();

    FileObject root = getResourceFile(resource);

    try {
        FileObject[] organisations = root.findFiles(_fileSelector);

        for (FileObject organisation : organisations) {
            if (organisation.getType() == FileType.FOLDER) {
                OrganisationResource organisationResource = new OrganisationResource(
                        organisation.getName().getBaseName());

                FileObject[] libraries = organisation.getChildren();
                for (FileObject library : libraries) {
                    LibraryResource libraryResource = new LibraryResource(organisationResource,
                            library.getName().getBaseName());

                    FileObject[] libraryVersions = library.getChildren();
                    for (FileObject libraryVersion : libraryVersions) {
                        lvc.add(new LibraryVersionResource(libraryResource,
                                libraryVersion.getName().getBaseName()));
                    }
                }

            }
        }
    } catch (FileSystemException e) {
        throw new StoreException(e);
    }

    return new RepositoryModel(lvc);
}

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From source file:com.github.stephenc.javaisotools.iso9660.impl.CreateISOTest.java

@Test
public void canCreateAnIsoWithOneFile() throws Exception {
    final String contentString = "This is a test file";
    // Output file
    File outfile = new File(workDir, "one-file.iso");
    File contents = new File(workDir, "readme.txt");
    OutputStream os = new FileOutputStream(contents);
    IOUtil.copy(contentString, os);// w  w  w  .j  a va2s .c o m
    IOUtil.close(os);

    // Directory hierarchy, starting from the root
    ISO9660RootDirectory.MOVED_DIRECTORIES_STORE_NAME = "rr_moved";
    ISO9660RootDirectory root = new ISO9660RootDirectory();

    root.addFile(contents);

    StreamHandler streamHandler = new ISOImageFileHandler(outfile);
    CreateISO iso = new CreateISO(streamHandler, root);
    ISO9660Config iso9660Config = new ISO9660Config();
    iso9660Config.allowASCII(false);
    iso9660Config.setInterchangeLevel(1);
    iso9660Config.restrictDirDepthTo8(true);
    iso9660Config.setVolumeID("ISO Test");
    iso9660Config.forceDotDelimiter(true);
    RockRidgeConfig rrConfig = new RockRidgeConfig();
    rrConfig.setMkisofsCompatibility(false);
    rrConfig.hideMovedDirectoriesStore(true);
    rrConfig.forcePortableFilenameCharacterSet(true);

    JolietConfig jolietConfig = new JolietConfig();
    jolietConfig.setVolumeID("Joliet Test");
    jolietConfig.forceDotDelimiter(true);

    iso.process(iso9660Config, rrConfig, jolietConfig, null);

    assertThat(outfile.isFile(), is(true));
    assertThat(outfile.length(), not(is(0L)));

    FileSystemManager fsManager = VFS.getManager();
    // TODO figure out why we can't just do
    // FileObject isoFile = fsManager.resolveFile("iso:" + outfile.getPath() + "!/");
    // smells like a bug between loop-fs and commons-vfs
    FileObject isoFile = fsManager.resolveFile("iso:" + outfile.getPath() + "!/readme.txt").getParent();
    assertThat(isoFile.getType(), is(FileType.FOLDER));

    FileObject[] children = isoFile.getChildren();
    assertThat(children.length, is(1));
    assertThat(children[0].getName().getBaseName(), is("readme.txt"));
    assertThat(children[0].getType(), is(FileType.FILE));
    assertThat(IOUtil.toString(children[0].getContent().getInputStream()), is(contentString));
}

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From source file:com.thinkberg.vfs.s3.tests.S3FileProviderTest.java

public void testGetFolderListingIsShallow() throws FileSystemException {
    FileObject object = ROOT.resolveFile(FOLDER);
    FileObject subFolder = object.resolveFile("subdir");
    subFolder.createFolder();/*  w w w.ja  va 2s.c o m*/
    subFolder.resolveFile("subfile.0").createFile();
    subFolder.resolveFile("subfile.1").createFile();
    subFolder.resolveFile("subfile.2").createFile();

    assertEquals(3, object.getChildren().length);
}

---

From source file:com.thinkberg.vfs.s3.tests.S3FileProviderTest.java

public void testMoveShallowFolder() throws FileSystemException {
    FileObject origFolder = ROOT.resolveFile(FOLDER);
    origFolder.delete(ALL_FILE_SELECTOR);
    origFolder.createFolder();// w  w  w . j a  va2  s . c o  m

    origFolder.resolveFile("file.0").createFile();
    origFolder.resolveFile("file.1").createFile();
    origFolder.resolveFile("file.2").createFile();

    assertEquals(3, origFolder.getChildren().length);

    FileObject destFolder = ROOT.resolveFile(FOLDER + "_dest");
    destFolder.delete(ALL_FILE_SELECTOR);
    assertFalse(destFolder.exists());

    origFolder.moveTo(destFolder);
    assertFalse(origFolder.exists());
    assertTrue(destFolder.exists());

    assertEquals(3, destFolder.getChildren().length);

    destFolder.delete(ALL_FILE_SELECTOR);

    assertFalse(origFolder.exists());
    assertFalse(destFolder.exists());
}

---

From source file:com.thinkberg.vfs.s3.tests.S3FileProviderTest.java

public void testCopyShallowFolder() throws FileSystemException {
    FileObject origFolder = ROOT.resolveFile(FOLDER);
    origFolder.delete(ALL_FILE_SELECTOR);
    origFolder.createFolder();/*from  w ww . j av  a2  s.  c  om*/

    origFolder.resolveFile("file.0").createFile();
    origFolder.resolveFile("file.1").createFile();
    origFolder.resolveFile("file.2").createFile();

    System.out.println(Arrays.asList(origFolder.getChildren()));
    assertEquals(3, origFolder.getChildren().length);

    FileObject destFolder = ROOT.resolveFile(FOLDER + "_dest");
    assertFalse(destFolder.exists());
    destFolder.copyFrom(origFolder, new DepthFileSelector(1));
    assertTrue(destFolder.exists());

    assertEquals(3, destFolder.getChildren().length);

    FileObject[] origFiles = origFolder.findFiles(new DepthFileSelector(1));
    FileObject[] destFiles = destFolder.findFiles(new DepthFileSelector(1));
    for (int i = 0; i < origFiles.length; i++) {
        assertEquals(origFiles[i].getName().getRelativeName(origFolder.getName()),
                destFiles[i].getName().getRelativeName(destFolder.getName()));
    }

    origFolder.delete(ALL_FILE_SELECTOR);
    destFolder.delete(ALL_FILE_SELECTOR);

    assertFalse(origFolder.exists());
    assertFalse(destFolder.exists());
}

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From source file:com.newatlanta.appengine.vfs.provider.GaeFileObject.java

private FileObject[] getLocalChildren() throws FileSystemException {
    if (isCombinedLocal) {
        GaeFileName fileName = (GaeFileName) getName();
        String localUri = "file://" + fileName.getRootPath() + fileName.getPath();
        FileObject localFile = getFileSystem().getFileSystemManager().resolveFile(localUri);
        if (localFile.exists()) {
            return localFile.getChildren();
        }//from w w  w .  j  a  va2 s.c  o  m
    }
    return new FileObject[0];
}

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From source file:com.panet.imeta.core.plugins.PluginLoader.java

/**
 * "Deploys" the plugin jar file.//w  ww.ja  v a  2s .  c  o  m
 * 
 * @param parent
 * @return
 * @throws FileSystemException
 */
private FileObject explodeJar(FileObject parent) throws FileSystemException {
    // By Alex, 7/13/07
    // Since the JVM does not support nested jars and
    // URLClassLoaders, we have to hack it
    // see
    // http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4735639
    // 
    // We do so by exploding the jar, sort of like deploying it
    FileObject dest = VFS.getManager().resolveFile(Const.getKettleDirectory() + File.separator + WORK_DIR);
    dest.createFolder();

    FileObject destFile = dest.resolveFile(parent.getName().getBaseName());

    if (!destFile.exists())
        destFile.createFolder();
    else
        // delete children
        for (FileObject child : destFile.getChildren())
            child.delete(new AllFileSelector());

    // force VFS to treat it as a jar file explicitly with children,
    // etc. and copy
    destFile.copyFrom(!(parent instanceof JarFileObject)
            ? VFS.getManager().resolveFile(JAR + ":" + parent.getName().getURI())
            : parent, new AllFileSelector());

    return destFile;
}

---

From source file:com.panet.imeta.job.entries.sftpput.JobEntrySFTPPUT.java

public Result execute(Result previousResult, int nr, Repository rep, Job parentJob) throws KettleException {
    LogWriter log = LogWriter.getInstance();

    Result result = previousResult;
    List<RowMetaAndData> rows = result.getRows();
    result.setResult(false);/*from w  ww.  ja  v a2s  .  co m*/

    if (log.isDetailed())
        log.logDetailed(toString(), Messages.getString("JobSFTPPUT.Log.StartJobEntry"));
    ArrayList<FileObject> myFileList = new ArrayList<FileObject>();

    if (copyprevious) {
        if (rows.size() == 0) {
            if (log.isDetailed())
                log.logDetailed(toString(), Messages.getString("JobSFTPPUT.ArgsFromPreviousNothing"));
            result.setResult(true);
            return result;
        }

        try {
            RowMetaAndData resultRow = null;
            // Copy the input row to the (command line) arguments
            for (int iteration = 0; iteration < rows.size(); iteration++) {
                resultRow = rows.get(iteration);

                // Get file names
                String file_previous = resultRow.getString(0, null);
                if (!Const.isEmpty(file_previous)) {
                    FileObject file = KettleVFS.getFileObject(file_previous);
                    if (!file.exists())
                        log.logError(toString(),
                                Messages.getString("JobSFTPPUT.Log.FilefromPreviousNotFound", file_previous));
                    else {
                        myFileList.add(file);
                        if (log.isDebug())
                            log.logDebug(toString(),
                                    Messages.getString("JobSFTPPUT.Log.FilenameFromResult", file_previous));
                    }
                }
            }
        } catch (Exception e) {
            log.logError(toString(), Messages.getString("JobSFTPPUT.Error.ArgFromPrevious"));
            result.setNrErrors(1);
            return result;
        }

    }
    SFTPClient sftpclient = null;

    // String substitution..
    String realServerName = environmentSubstitute(serverName);
    String realServerPort = environmentSubstitute(serverPort);
    String realUsername = environmentSubstitute(userName);
    String realPassword = environmentSubstitute(password);
    String realSftpDirString = environmentSubstitute(sftpDirectory);
    String realWildcard = environmentSubstitute(wildcard);
    String realLocalDirectory = environmentSubstitute(localDirectory);

    try {
        // Create sftp client to host ...
        sftpclient = new SFTPClient(InetAddress.getByName(realServerName), Const.toInt(realServerPort, 22),
                realUsername);
        if (log.isDetailed())
            log.logDetailed(toString(), Messages.getString("JobSFTPPUT.Log.OpenedConnection", realServerName,
                    "" + realServerPort, realUsername));

        // login to ftp host ...
        sftpclient.login(realPassword);
        // Don't show the password in the logs, it's not good for security
        // audits
        // log.logDetailed(toString(), "logged in using password
        // "+realPassword); // Logging this seems a bad idea! Oh well.

        // move to spool dir ...
        if (!Const.isEmpty(realSftpDirString)) {
            sftpclient.chdir(realSftpDirString);
            if (log.isDetailed())
                log.logDetailed(toString(),
                        Messages.getString("JobSFTPPUT.Log.ChangedDirectory", realSftpDirString));
        } // end if

        if (!copyprevious) {
            // Get all the files in the local directory...
            myFileList = new ArrayList<FileObject>();

            FileObject localFiles = KettleVFS.getFileObject(realLocalDirectory);
            FileObject[] children = localFiles.getChildren();
            if (children != null) {
                for (int i = 0; i < children.length; i++) {
                    // Get filename of file or directory
                    if (children[i].getType().equals(FileType.FILE)) {
                        // myFileList.add(children[i].getAbsolutePath());
                        myFileList.add(children[i]);
                    }
                } // end for
            }
        }

        if (myFileList == null || myFileList.size() == 0) {
            log.logError(toString(), Messages.getString("JobSFTPPUT.Error.NoFileToSend"));
            result.setNrErrors(1);
            return result;
        }

        if (log.isDetailed())
            log.logDetailed(toString(),
                    Messages.getString("JobSFTPPUT.Log.RowsFromPreviousResult", "" + myFileList.size()));

        Pattern pattern = null;
        if (!copyprevious) {
            if (!Const.isEmpty(realWildcard)) {
                pattern = Pattern.compile(realWildcard);
            }
        }

        // Get the files in the list and execute sftp.put() for each file
        for (int i = 0; i < myFileList.size() && !parentJob.isStopped(); i++) {
            FileObject myFile = myFileList.get(i);
            String localFilename = myFile.toString();
            String destinationFilename = myFile.getName().getBaseName();
            boolean getIt = true;

            // First see if the file matches the regular expression!
            if (pattern != null) {
                Matcher matcher = pattern.matcher(destinationFilename);
                getIt = matcher.matches();
            }

            if (getIt) {
                if (log.isDebug())
                    log.logDebug(toString(),
                            Messages.getString("JobSFTPPUT.Log.PuttingFile", localFilename, realSftpDirString));

                sftpclient.put(myFile, destinationFilename);

                if (log.isDetailed())
                    log.logDetailed(toString(),
                            Messages.getString("JobSFTPPUT.Log.TransferedFile", localFilename));

                // Delete the file if this is needed!
                if (remove) {
                    myFile.delete();
                    if (log.isDetailed())
                        log.logDetailed(toString(),
                                Messages.getString("JobSFTPPUT.Log.DeletedFile", localFilename));
                } else {
                    if (addFilenameResut) {
                        // Add to the result files...
                        ResultFile resultFile = new ResultFile(ResultFile.FILE_TYPE_GENERAL, myFile,
                                parentJob.getJobname(), toString());
                        result.getResultFiles().put(resultFile.getFile().toString(), resultFile);
                        if (log.isDetailed())
                            log.logDetailed(toString(), Messages
                                    .getString("JobSFTPPUT.Log.FilenameAddedToResultFilenames", localFilename));
                    }
                }
            }
        } // end for

        result.setResult(true);
        // JKU: no idea if this is needed...!
        // result.setNrFilesRetrieved(filesRetrieved);
    } // end try
    catch (Exception e) {
        result.setNrErrors(1);
        log.logError(toString(), Messages.getString("JobSFTPPUT.Exception", e.getMessage()));
        log.logError(toString(), Const.getStackTracker(e));
    } finally {
        // close connection, if possible
        try {
            if (sftpclient != null)
                sftpclient.disconnect();
        } catch (Exception e) {
            // just ignore this, makes no big difference
        } // end catch
    } // end finallly

    return result;
}

---

From source file:egovframework.rte.fdl.filehandling.FilehandlingServiceTest.java

/**
 * ? ? , ?  ??  ?? ?/*from   w  ww. j  av  a2  s .c  o  m*/
 * ?  ? ? ? .
 * @throws Exception
 */
@Test
public void testCaching() throws Exception {
    String testFolder = "d:/workspace/java/e-gov/eGovFramework/RTE/DEV/trunk/Foundation/egovframework.rte.fdl.filehandling/testfolder";
    FileSystemManager manager = VFS.getManager();

    FileObject scratchFolder = manager.resolveFile(testFolder);

    // testfolder ?  ? 
    scratchFolder.delete(Selectors.EXCLUDE_SELF);

    // ? Manager ?
    DefaultFileSystemManager fs = new DefaultFileSystemManager();
    fs.setFilesCache(manager.getFilesCache());

    // zip, jar, tgz, tar, tbz2, file
    if (!fs.hasProvider("file")) {
        fs.addProvider("file", new DefaultLocalFileProvider());
    }

    fs.setCacheStrategy(CacheStrategy.ON_RESOLVE);
    fs.init();

    // ? ? ?
    FileObject foBase2 = fs.resolveFile(testFolder);
    log.debug("## scratchFolder.getName().getPath() : " + scratchFolder.getName().getPath());

    FileObject cachedFolder = foBase2.resolveFile(scratchFolder.getName().getPath());

    // ??  ?
    FileObject[] fos = cachedFolder.getChildren();
    assertFalse(contains(fos, "file1.txt"));

    // ??
    scratchFolder.resolveFile("file1.txt").createFile();

    // ? 
    // BUT cachedFolder ? ??  ?
    fos = cachedFolder.getChildren();
    assertFalse(contains(fos, "file1.txt"));

    // 
    cachedFolder.refresh();
    // ?? 
    fos = cachedFolder.getChildren();
    assertTrue(contains(fos, "file1.txt"));

}

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From source file:com.vobject.appengine.java.io.File.java

private File[] listChildrenAsFileArray(final FilenameFilter filter, final FileObject dir,
        final boolean recursive) throws FileSystemException {
    if (dir.getType() == FileType.FOLDER) {
        final FileObject[] children = dir.getChildren();
        final List list = new ArrayList();
        for (int i = 0; i < children.length; i++) {
            final FileObject child = children[i];
            final String fileName = child.getName().getBaseName();
            if (filter != null) {
                if (filter.accept(null, fileName)) {
                    list.add(new File(child));
                }//  ww  w . j a  v  a 2 s  . co  m
            } else {
                list.add(new File(child));
            }
            if (child.getType() == FileType.FOLDER) {
                if (recursive) {
                    File[] childs = listChildrenAsFileArray(filter, child, recursive);
                    list.addAll(Arrays.asList(childs));
                }
            }
        }
        return (File[]) list.toArray(new File[0]);
    } else {
        return null;
    }
}

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