Example usage for org.apache.commons.vfs2.util RandomAccessMode READ

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In this page you can find the example usage for org.apache.commons.vfs2.util RandomAccessMode READ.

Prototype

RandomAccessMode READ

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Usage

From source file:com.github.junrar.vfs2.provider.rar.RandomAccessContentAccess.java

/**
 * @param rac//w w  w .  ja  v  a  2 s.  c  om
 * @throws FileSystemException
 */
public RandomAccessContentAccess(FileObject file) throws FileSystemException {
    this(file.getContent().getRandomAccessContent(RandomAccessMode.READ));
}

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From source file:com.github.junrar.vfs2.provider.rar.VFSVolume.java

@Override
public IReadOnlyAccess getReadOnlyAccess() throws IOException {
    IReadOnlyAccess input = null;/*  w w w.ja  v  a2 s .  c o m*/
    try {
        RandomAccessContent rac = file.getContent().getRandomAccessContent(RandomAccessMode.READ);
        input = new RandomAccessContentAccess(rac);
    } catch (Exception e) {
        input = new InputStreamReadOnlyAccessFile(file.getContent().getInputStream());
    }
    return input;
}

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From source file:org.apache.accumulo.start.classloader.vfs.providers.ReadOnlyHdfsFileProviderTest.java

@Test
public void testRandomAccessContent2() throws Exception {
    FileObject fo = manager.resolveFile(TEST_DIR1);
    Assert.assertNotNull(fo);/*from  w  w w .  j a v  a2s. c o m*/
    Assert.assertFalse(fo.exists());

    // Create the test file
    FileObject file = createTestFile(hdfs);
    file.getContent().getRandomAccessContent(RandomAccessMode.READ).close();
}

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From source file:org.freedesktop.mime.MagicEntry.java

public boolean match(FileObject file) throws IOException {
    RandomAccessContent s = file.getContent().getRandomAccessContent(RandomAccessMode.READ);
    try {/*  w  w w.  j  a  v  a2 s  .  com*/
        for (Pattern p : this) {

            byte[] val = p.getValue();
            byte[] mask = p.getMask();

            // Read in portion of file
            ByteBuffer buf = ByteBuffer.allocate(p.getRangeLength() + val.length);
            s.seek(p.getOffset());
            byte[] bufArr = buf.array();
            s.readFully(bufArr);

            int valIdx = 0;
            for (int i = 0; i < bufArr.length; i++) {
                if ((bufArr[i] & mask[valIdx]) == (val[valIdx] & mask[valIdx])) {
                    valIdx++;
                    if (valIdx == val.length) {
                        return true;
                    }
                } else {
                    valIdx = 0;
                }
            }
        }
    } finally {
        s.close();
    }
    return false;
}

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From source file:org.mycore.datamodel.ifs2.MCRNode.java

/**
 * Returns the content of this node for random access read. Be sure not to
 * write to the node using the returned object, use just for reading! For a
 * directory, it will return null.//from www  . jav  a 2  s.  com
 * 
 * @return the content of this file, for random access
 */
public RandomAccessContent getRandomAccessContent() throws IOException {
    return isFile() ? fo.getContent().getRandomAccessContent(RandomAccessMode.READ) : null;
}

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From source file:org.pentaho.platform.repository.solution.filebased.DecoratedFileContentTest.java

License:asdf

@Test
public void testGetRandomAccessContent() throws Exception {
    decorated.getRandomAccessContent(RandomAccessMode.READ);
    verify(fileContent).getRandomAccessContent(RandomAccessMode.READ);
}

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From source file:pl.otros.logview.api.io.Utils.java

public static void reloadFileObject(LoadingInfo loadingInfo) throws IOException {
    loadingInfo.getFileObject().refresh();
    long lastFileSize = loadingInfo.getLastFileSize();
    long currentSize = loadingInfo.getFileObject().getContent().getSize();
    if (currentSize > lastFileSize) {
        IOUtils.closeQuietly(loadingInfo.getObserableInputStreamImpl());

        RandomAccessContent randomAccessContent = loadingInfo.getFileObject().getContent()
                .getRandomAccessContent(RandomAccessMode.READ);
        randomAccessContent.seek(lastFileSize);
        loadingInfo.setLastFileSize(currentSize);
        ObservableInputStreamImpl observableStream = new ObservableInputStreamImpl(
                randomAccessContent.getInputStream(), lastFileSize);
        loadingInfo.setObserableInputStreamImpl(observableStream);
        if (loadingInfo.isGziped()) {
            loadingInfo.setContentInputStream(new GZIPInputStream(observableStream));
        } else {/* w w w  . j a v a2  s  . co  m*/
            loadingInfo.setContentInputStream(observableStream);
        }
    } else if (currentSize < lastFileSize) {
        IOUtils.closeQuietly(loadingInfo.getObserableInputStreamImpl());
        InputStream inputStream = loadingInfo.getFileObject().getContent().getInputStream();
        ObservableInputStreamImpl observableStream = new ObservableInputStreamImpl(inputStream, 0);
        loadingInfo.setObserableInputStreamImpl(observableStream);
        if (loadingInfo.isGziped()) {
            loadingInfo.setContentInputStream(new GZIPInputStream(observableStream));
        } else {
            loadingInfo.setContentInputStream(observableStream);
        }
        loadingInfo.setLastFileSize(loadingInfo.getFileObject().getContent().getSize());
    }

}

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From source file:pl.otros.logview.io.Utils.java

public static void reloadFileObject(LoadingInfo loadingInfo) throws IOException {
    loadingInfo.getFileObject().refresh();
    long lastFileSize = loadingInfo.getLastFileSize();
    long currentSize = loadingInfo.getFileObject().getContent().getSize();
    if (currentSize > lastFileSize) {
        IOUtils.closeQuietly(loadingInfo.getObserableInputStreamImpl());

        RandomAccessContent randomAccessContent = loadingInfo.getFileObject().getContent()
                .getRandomAccessContent(RandomAccessMode.READ);
        randomAccessContent.seek(lastFileSize);
        loadingInfo.setLastFileSize(currentSize);
        ObservableInputStreamImpl observableStream = new ObservableInputStreamImpl(
                randomAccessContent.getInputStream());
        loadingInfo.setObserableInputStreamImpl(observableStream);
        if (loadingInfo.isGziped()) {
            loadingInfo.setContentInputStream(new GZIPInputStream(observableStream));
        } else {/*from www.  j a v  a 2  s .co  m*/
            loadingInfo.setContentInputStream(observableStream);
        }
    } else if (currentSize < lastFileSize) {
        IOUtils.closeQuietly(loadingInfo.getObserableInputStreamImpl());
        InputStream inputStream = loadingInfo.getFileObject().getContent().getInputStream();
        ObservableInputStreamImpl observableStream = new ObservableInputStreamImpl(inputStream);
        loadingInfo.setObserableInputStreamImpl(observableStream);
        if (loadingInfo.isGziped()) {
            loadingInfo.setContentInputStream(new GZIPInputStream(observableStream));
        } else {
            loadingInfo.setContentInputStream(observableStream);
        }
        loadingInfo.setLastFileSize(loadingInfo.getFileObject().getContent().getSize());
    }

}

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