1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package jdk.internal.jimage.decompressor;
  26 
  27 /**
  28  *
  29  * JImage Decompressor.
  30  */
  31 public interface ResourceDecompressor {
  32 
  33     public interface StringsProvider {
  34         public String getString(int offset);
  35     }
  36     /**
  37      * Decompressor unique name.
  38      * @return The decompressor name.
  39      */
  40     public String getName();
  41 
  42     /**
  43      * Decompress a resource.
  44      * @param strings The String provider
  45      * @param content The resource content
  46      * @param offset Resource content offset
  47      * @param originalSize Uncompressed size
  48      * @return Uncompressed resource
  49      * @throws Exception
  50      */
  51     public byte[] decompress(StringsProvider strings, byte[] content, int offset,
  52             int originalSize) throws Exception;
  53 }