Example usage for java.util.zip Deflater HUFFMAN_ONLY

Introduction

In this page you can find the example usage for java.util.zip Deflater HUFFMAN_ONLY.

Prototype

int HUFFMAN_ONLY

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Document

Compression strategy for Huffman coding only.

Usage

From source file:prz.PRZ.java

/**
 *
 * @param bytes/*from   w  w  w. j av a  2s  .  c  o  m*/
 * @return
 */
public static byte[] huffman_test(byte[] bytes) {
    Deflater d = new Deflater(9, true);
    d.setStrategy(Deflater.HUFFMAN_ONLY);
    DeflaterOutputStream dfos;
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {
        dfos = new DeflaterOutputStream(baos, d);
        dfos.write(bytes);
        dfos.finish();
        byte[] y = baos.toByteArray();
        System.out.println("HUFF-> BitLength:" + (bytes.length * 8) + "| BestLength: " + (y.length * 8)
                + "| Ratio: " + ((double) y.length / (bytes.length)));
        return y;
    } catch (IOException ex) {
        Logger.getLogger(PRZ.class.getName()).log(Level.SEVERE, null, ex);
    }
    return null;
}

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