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

Introduction

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

Prototype

public FileObject getParent() throws FileSystemException;

Source Link

Document

Returns the folder that contains this file.

Usage

From source file:com.panet.imeta.core.vfs.KettleVFS.java

public static OutputStream getOutputStream(FileObject fileObject, boolean append) throws IOException {
    FileObject parent = fileObject.getParent();
    if (parent != null) {
        if (!parent.exists()) {
            throw new IOException(
                    Messages.getString("KettleVFS.Exception.ParentDirectoryDoesNotExist", getFilename(parent)));
        }/*from  www  .  j  a  v a 2s .c  om*/
    }
    try {
        fileObject.createFile();
        FileContent content = fileObject.getContent();
        return content.getOutputStream(append);
    } catch (FileSystemException e) {
        // Perhaps if it's a local file, we can retry using the standard
        // File object.  This is because on Windows there is a bug in VFS.
        //
        if (fileObject instanceof LocalFile) {
            try {
                String filename = getFilename(fileObject);
                return new FileOutputStream(new File(filename), append);
            } catch (Exception e2) {
                throw e; // throw the original exception: hide the retry.
            }
        } else {
            throw e;
        }
    }
}

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From source file:com.newatlanta.appengine.junit.vfs.gae.GaeFolderTestCase.java

private static void assertSubFolders(FileObject testFolder, String[] subFolderNames) throws Exception {
    FileName rootName = testFolder.getFileSystem().getRootName();
    FileObject[] subFolders = testFolder.findFiles(Selectors.EXCLUDE_SELF);
    assertEquals(subFolders.length, subFolderNames.length);
    for (int i = 0; i < subFolders.length; i++) {
        FileObject subObject = subFolders[i];
        assertTrue(subObject.getName().getPath().endsWith(subFolderNames[i]));
        assertFolder(subObject);/*from   w w w. ja  va  2  s  .co m*/
        assertEquals(subObject.getParent(), i == subFolders.length - 1 ? testFolder : subFolders[i + 1]);
        assertTrue(rootName.isDescendent(subObject.getName()));
        assertTrue(subObject.getName().isAncestor(rootName));
    }
}

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From source file:com.newatlanta.appengine.junit.vfs.gae.GaeVfsTestCase.java

public static void assertEquals(File file, FileObject fileObject) throws Exception {
    assertEqualPaths(file, fileObject);/*from  w  w w .  j a  va 2 s. co m*/
    assertEquals(file.canRead(), fileObject.isReadable());
    assertEquals(file.canWrite(), fileObject.isWriteable());
    assertEquals(file.exists(), fileObject.exists());
    if (file.getParentFile() == null) {
        assertNull(fileObject.getParent());
    } else {
        assertEqualPaths(file.getParentFile(), fileObject.getParent());
    }
    assertEquals(file.isDirectory(), fileObject.getType().hasChildren());
    assertEquals(file.isFile(), fileObject.getType().hasContent());
    assertEquals(file.isHidden(), fileObject.isHidden());
    if (file.isFile()) {
        assertEquals(file.length(), fileObject.getContent().getSize());
    }
    if (file.isDirectory()) { // same children
        File[] childFiles = file.listFiles();
        FileObject[] childObjects = fileObject.getChildren();
        assertEquals(childFiles.length, childObjects.length);
        for (int i = 0; i < childFiles.length; i++) {
            assertEqualPaths(childFiles[i], childObjects[i]);
        }
    }
}

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From source file:net.sf.vfsjfilechooser.utils.VFSUtils.java

/**
 * Tells whether a file is the root file system
 * @param fileObject A file representation
 * @return whether a file is the root file system
 *//*from  w  w  w.j  a va  2s  . c om*/
public static boolean isRoot(FileObject fileObject) {
    try {
        return fileObject.getParent() == null;
    } catch (FileSystemException ex) {
        return false;
    }
}

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From source file:net.sf.vfsjfilechooser.utils.VFSUtils.java

/**
 * Returns the parent directory of a file object
 * @param fileObject A file representation
 * @return the parent directory of a file object
 *//*  ww  w  .  j  a v  a2s.c  o  m*/
public static FileObject getParentDirectory(FileObject fileObject) {
    try {
        return fileObject.getParent();
    } catch (FileSystemException ex) {
        return fileObject;
    }
}

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From source file:net.sf.vfsjfilechooser.utils.VFSUtils.java

/**
 * Returns whether a folder contains a given file
 * @param folder A folder/*w w  w . j a  v a  2s .c om*/
 * @param file A file
 * @return whether a folder contains a given file
 */
public static boolean isParent(FileObject folder, FileObject file) {
    try {
        FileObject parent = file.getParent();

        if (parent == null) {
            return false;
        }

        return parent.equals(folder);
    } catch (FileSystemException ex) {
        return false;
    }
}

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From source file:com.newatlanta.appengine.junit.vfs.gae.GaeFolderTestCase.java

private FileObject testCreateTestFolder(FileObject rootObject) throws Exception {
    FileObject testFolder = GaeVFS.resolveFile("testFolder");
    assertFalse(testFolder.exists());/*w ww  .  j  a  va 2s. co  m*/
    testFolder.createFolder();
    assertFolder(testFolder);
    assertEquals(rootObject, testFolder.getParent());
    assertTrue(testFolder.getName().isAncestor(rootObject.getName()));
    assertTrue(rootObject.getName().isDescendent(testFolder.getName()));
    assertChildren(rootObject, rootChildren);
    assertEntity(rootObject);
    return testFolder;
}

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From source file:com.newatlanta.appengine.junit.vfs.gae.GaeFolderTestCase.java

private FileObject testRootObject() throws Exception {
    FileObject rootObject = GaeVFS.resolveFile("/");
    assertTrue(rootObject.exists());//from   w  ww  . j  a v  a2s. c  o m
    assertEquals(rootObject.getName().getScheme(), "gae");
    assertFolder(rootObject);
    assertNull(rootObject.getParent());
    assertChildren(rootObject, rootChildren);

    // TODO: test rootObject.getName() and FileName methods

    assertEntity(rootObject);
    return rootObject;
}

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From source file:com.thinkberg.moxo.dav.lock.LockManager.java

/**
 * Discover locks for a given file object. This will find locks for the object
 * itself and parent path locks with a depth that reaches the file object.
 *
 * @param object the file object to find locks for
 * @return the locks that are found for this file object
 * @throws FileSystemException if the file object or its parents cannot be accessed
 *///from w w  w.  ja v a  2s.c o  m
public List<Lock> discoverLock(FileObject object) throws FileSystemException {
    FileObject parent = object;
    while (parent != null) {
        List<Lock> parentLocks = lockMap.get(parent);
        if (parentLocks != null && !parentLocks.isEmpty()) {
            return parentLocks;
        }
        parent = parent.getParent();
    }

    return null;
}

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From source file:be.ibridge.kettle.trans.step.getfilenames.GetFileNames.java

public boolean processRow(StepMetaInterface smi, StepDataInterface sdi) throws KettleException {
    if (data.filenr >= data.files.nrOfFiles()) {
        setOutputDone();//from   w w w .  j a v a2 s  .  c  o m
        return false;
    }

    Row r = new Row();

    FileObject file = data.files.getFile(data.filenr);

    Value filename = new Value("filename", KettleVFS.getFilename(file));
    filename.setLength(500, -1);
    r.addValue(filename);

    Value short_filename = new Value("short_filename", file.getName().getBaseName());
    short_filename.setLength(500, -1);
    r.addValue(short_filename);

    try {
        Value path = new Value("path", KettleVFS.getFilename(file.getParent()));
        path.setLength(500, -1);
        r.addValue(path);
    } catch (IOException e) {
        throw new KettleException(e);
    }

    data.filenr++;

    putRow(r);

    if ((linesInput > 0) && (linesInput % Const.ROWS_UPDATE) == 0)
        logBasic("linenr " + linesInput);

    return true;
}

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