Java tutorial
//package com.java2s; /* * Copyright 2006-2015 The MZmine 2 Development Team * * This file is part of MZmine 2. * * MZmine 2 is free software; you can redistribute it and/or modify it under the * terms of the GNU General Public License as published by the Free Software * Foundation; either version 2 of the License, or (at your option) any later * version. * * MZmine 2 is distributed in the hope that it will be useful, but WITHOUT ANY * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR * A PARTICULAR PURPOSE. See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along with * MZmine 2; if not, write to the Free Software Foundation, Inc., 51 Franklin St, * Fifth Floor, Boston, MA 02110-1301 USA */ import java.util.zip.DataFormatException; import java.util.zip.Inflater; public class Main { /** * Decompress the zlib-compressed bytes and return an array of decompressed * bytes * */ public static byte[] decompress(byte compressedBytes[]) throws DataFormatException { Inflater decompresser = new Inflater(); decompresser.setInput(compressedBytes); byte[] resultBuffer = new byte[compressedBytes.length * 2]; byte[] resultTotal = new byte[0]; int resultLength = decompresser.inflate(resultBuffer); while (resultLength > 0) { byte previousResult[] = resultTotal; resultTotal = new byte[resultTotal.length + resultLength]; System.arraycopy(previousResult, 0, resultTotal, 0, previousResult.length); System.arraycopy(resultBuffer, 0, resultTotal, previousResult.length, resultLength); resultLength = decompresser.inflate(resultBuffer); } decompresser.end(); return resultTotal; } }