使用zlib压缩来压缩数据。

//来 自 N o w  J a v a  .   c o m

//package com.nowjava;

import java.io.ByteArrayOutputStream;

import java.util.zip.Deflater;


public class Main {

    public static void main(String[] argv) throws Exception {

        byte[] data = new byte[] { 34, 35, 36, 37, 37, 37, 67, 68, 69 };

        int offset = 2;

        int len = 2;

        System.out.println(java.util.Arrays.toString(deflateData(data,

                offset, len)));

    }


    /**

     * Compresses data using zlib compression. Uses default compression settings.

     * 

     * @param data

     *            The data to be compressed.

     * @return The compressed data.

     */

    public static byte[] deflateData(byte[] data, int offset, int len) {

        ByteArrayOutputStream stream = new ByteArrayOutputStream(

                data.length);

        byte[] buffer = new byte[data.length];// from 时   代     Java  公  众  号 - nowjava.com

        Deflater def = new Deflater();


        def.