Example usage for java.nio CharBuffer array

Introduction

In this page you can find the example usage for java.nio CharBuffer array.

Prototype

public final char[] array() 

Source Link

Document

Returns the char array which this buffer is based on, if there is one.

Usage

From source file:com.odiago.flumebase.io.CharBufferUtils.java

/**
 * Parses a CharSequence into a floating-point value.
 *//*  w w  w  . jav  a2 s .  c om*/
public static float parseFloat(CharBuffer chars) throws ColumnParseException {
    try {
        return Float.valueOf(new String(chars.array()));
    } catch (NumberFormatException nfe) {
        throw new ColumnParseException(nfe);
    }
}

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From source file:com.odiago.flumebase.io.CharBufferUtils.java

/**
 * Parses a CharSequence into a double-precision floating-point value.
 *///from  ww  w . j  a va  2  s.  c  om
public static double parseDouble(CharBuffer chars) throws ColumnParseException {
    try {
        return Double.valueOf(new String(chars.array()));
    } catch (NumberFormatException nfe) {
        throw new ColumnParseException(nfe);
    }
}

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From source file:com.silverpeas.ical.StringUtils.java

static char[] decodeToArray(byte[] bytes, Charset encoding) {
    if (CharEncoding.US_ASCII.equals(encoding.name())) {
        char[] array = new char[bytes.length];
        for (int i = 0; i < array.length; i++) {
            array[i] = (char) bytes[i];
        }/*w w  w  . j a  v a  2s.  c o m*/
        return array;
    }
    try {
        CharBuffer buffer = encoding.newDecoder().decode(ByteBuffer.wrap(bytes));
        char[] array = new char[buffer.limit()];
        System.arraycopy(buffer.array(), 0, array, 0, array.length);
        return array;
    } catch (Exception nioException) {
        return (new String(bytes, encoding)).toCharArray();
    }
}

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From source file:com.bconomy.autobit.Encryption.java

private static byte[] charsToBytes(char[] chars) {
    CharBuffer charBuffer = CharBuffer.wrap(chars);
    ByteBuffer byteBuffer = Charset.forName("UTF-8").encode(charBuffer);
    byte[] bytes = Arrays.copyOfRange(byteBuffer.array(), byteBuffer.position(), byteBuffer.limit());
    Arrays.fill(charBuffer.array(), '\u0000'); // clear sensitive data
    Arrays.fill(byteBuffer.array(), (byte) 0); // clear sensitive data
    Arrays.fill(chars, '\u0000'); // clear sensitive data
    return bytes;
}

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From source file:io.alicorn.server.http.LoginEndpoint.java

public static String hash(char[] chars) {
    //Parse chars into bytes for hashing.
    CharBuffer charBuffer = CharBuffer.wrap(chars);
    ByteBuffer byteBuffer = charset.encode(charBuffer);
    byte[] bytes = Arrays.copyOfRange(byteBuffer.array(), byteBuffer.position(), byteBuffer.limit());

    //Clear temporary arrays of any data.
    Arrays.fill(charBuffer.array(), '\u0000');
    Arrays.fill(byteBuffer.array(), (byte) 0);

    //Generate the SHA-256 hash.
    String hash = hash(bytes);// ww w  .  j av a 2s.  c o  m

    //Clear remaining arrays of any data.
    Arrays.fill(bytes, (byte) 0);

    return hash;
}

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From source file:LoggingReader.java

@Override
public int read(CharBuffer target) throws IOException {
    int read = theBase.read(target);
    if (theLog != null)
        theLog.write(target.array(), 0, read);
    else/*www.ja v  a2  s. com*/
        System.out.print(target.toString().substring(0, read));
    return read;
}

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From source file:gdv.xport.io.RecyclingInputStreamReaderTest.java

/**
 * Test-Methode fuer {@link RecyclingInputStreamReader#skip(long)} und
 * {@link RecyclingInputStreamReader#read(CharBuffer)}.
 *
 * @throws IOException Signals that an I/O exception has occurred.
 *///  ww w  . j  av a 2  s.  com
@Test
public void testSkip() throws IOException {
    RecyclingInputStreamReader reader = new RecyclingInputStreamReader(istream, "ASCII");
    try {
        reader.skip(1L);
        CharBuffer cbuf = CharBuffer.allocate(HELLO.length());
        reader.read(cbuf);
        assertEquals(HELLO.substring(1), new String(cbuf.array()).trim());
    } finally {
        reader.close();
    }
}

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From source file:it.tidalwave.northernwind.frontend.ui.component.DefaultStaticHtmlFragmentViewController.java

protected void populate(final @Nonnull String htmlResourceName, final @Nonnull Map<String, String> attributes)
        throws IOException {
    final Resource htmlResource = new ClassPathResource(htmlResourceName, getClass());
    final @Cleanup Reader r = new InputStreamReader(htmlResource.getInputStream());
    final CharBuffer charBuffer = CharBuffer.allocate((int) htmlResource.contentLength());
    final int length = r.read(charBuffer);
    r.close();//  w  w  w .  j av  a2 s.  co m
    final String html = new String(charBuffer.array(), 0, length);

    ST template = new ST(html, '$', '$');

    for (final Entry<String, String> entry : attributes.entrySet()) {
        template = template.add(entry.getKey(), entry.getValue());
    }

    view.setContent(template.render());
}

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From source file:ape.NetworkDisconnectCommand.java

/**
 * This method writes to the Stand output
 *///from w w  w .  j ava  2s.co m
private boolean writeSTDOut(Process p) {
    BufferedReader stdInput = new BufferedReader(new InputStreamReader(p.getInputStream()));
    int count;
    CharBuffer cbuf = CharBuffer.allocate(99999);
    try {
        count = stdInput.read(cbuf);
        if (count != -1)
            cbuf.array()[count] = '\0';
        else if (cbuf.array()[0] != '\0')
            count = cbuf.array().length;
        else
            count = 0;
        for (int i = 0; i < count; i++)
            System.out.print(cbuf.get(i));
    } catch (IOException e) {
        System.err.println(
                "Writing Stdout in NetworkDisconnectCommand catches an exception, Turn on the VERBOSE flag to see the stack trace");
        e.printStackTrace();
        return false;
    }

    try {
        stdInput.close();
    } catch (IOException e) {
        System.err.println("Unable to close the IOStream");
        e.printStackTrace();
        return false;
    }
    return true;
}

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From source file:com.twentyn.patentScorer.PatentScorer.java

@Override
public void processPatentText(File patentFile, Reader patentTextReader, int patentTextLength)
        throws IOException, ParserConfigurationException, SAXException, TransformerConfigurationException,
        TransformerException, XPathExpressionException {

    System.out.println("Patent text length: " + patentTextLength);
    CharBuffer buff = CharBuffer.allocate(patentTextLength);
    int read = patentTextReader.read(buff);
    System.out.println("Read bytes: " + read);
    patentTextReader.reset();//from   w ww  . j  ava  2 s . c o m
    String fullContent = new String(buff.array());

    PatentDocument patentDocument = PatentDocument
            .patentDocumentFromXMLStream(new ReaderInputStream(patentTextReader, Charset.forName("utf-8")));
    if (patentDocument == null) {
        LOGGER.info("Found non-patent type document, skipping.");
        return;
    }

    double pr = this.patentModel.ProbabilityOf(fullContent);
    this.outputWriter
            .write(objectMapper.writeValueAsString(new ClassificationResult(patentDocument.getFileId(), pr)));
    this.outputWriter.write(LINE_SEPARATOR);
    System.out.println("Doc " + patentDocument.getFileId() + " has score " + pr);
}

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