/* * Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code 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 * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /** * Provides classes for reading and writing the standard ZIP and GZIP file * formats. Also includes classes for compressing and decompressing data using * the DEFLATE compression algorithm, which is used by the ZIP and GZIP file * formats. Additionally, there are utility classes for computing the CRC-32, * CRC-32C and Adler-32 checksums of arbitrary input streams. * * <h2>Package Specification</h2> * * <ul> * <li><a href="http://www.info-zip.org/doc/appnote-19970311-iz.zip"> * Info-ZIP Application Note 970311</a> - a detailed description of * the Info-ZIP format upon which the {@code java.util.zip} classes * are based. * <li><a name="zip64">An implementation may optionally support the * ZIP64(tm) format extensions defined by the</a> * <a href="http://www.pkware.com/documents/casestudies/APPNOTE.TXT"> * PKWARE ZIP File Format Specification</a>. The ZIP64(tm) format * extensions are used to overcome the size limitations of the * original ZIP format. * <li><a name="lang_encoding">APPENDIX D of</a> * <a href="http://www.pkware.com/documents/casestudies/APPNOTE.TXT"> * PKWARE ZIP File Format Specification</a> - Language Encoding Flag * (EFS) to encode ZIP entry filename and comment fields using UTF-8. * <li><a href="http://www.ietf.org/rfc/rfc1950.txt"> * ZLIB Compressed Data Format Specification version 3.3</a> *   * <a href="http://www.ietf.org/rfc/rfc1950.txt.pdf">(pdf)</a> * (RFC 1950) * <li><a href="http://www.ietf.org/rfc/rfc1951.txt"> * DEFLATE Compressed Data Format Specification version 1.3</a> *   * <a href="http://www.ietf.org/rfc/rfc1951.txt.pdf">(pdf)</a> * (RFC 1951) * <li><a href="http://www.ietf.org/rfc/rfc1952.txt"> * GZIP file format specification version 4.3</a> *   * <a href="http://www.ietf.org/rfc/rfc1952.txt.pdf">(pdf)</a> * (RFC 1952) * <li>CRC-32 checksum is described in RFC 1952 (above) * <li>CRC-32C checksum is described in * <a href="http://www.ietf.org/rfc/rfc3720.txt">Internet Small * Computer Systems Interface (iSCSI)</a> *   * <a href="http://www.ietf.org/rfc/rfc3720.txt.pdf">(pdf)</a> * (RFC 3720) * <li>Adler-32 checksum is described in RFC 1950 (above) * </ul> * * @since 1.1 */ package java.util.zip;