1 /*
   2  * Copyright (c) 2005, 2012, 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 
  26 package com.sun.xml.internal.stream.buffer;
  27 
  28 final class FragmentedArray<T> {
  29     private T _item;
  30     private FragmentedArray<T> _next;
  31     private FragmentedArray<T> _previous;
  32 
  33     FragmentedArray(T item) {
  34         this(item, null);
  35     }
  36 
  37     FragmentedArray(T item, FragmentedArray<T> previous) {
  38         setArray(item);
  39         if (previous != null) {
  40             previous._next = this;
  41             _previous = previous;
  42         }
  43     }
  44 
  45     T getArray() {
  46         return _item;
  47     }
  48 
  49     void setArray(T item) {
  50         assert(item.getClass().isArray());
  51 
  52         _item = item;
  53     }
  54 
  55     FragmentedArray<T> getNext() {
  56         return _next;
  57     }
  58 
  59     void setNext(FragmentedArray<T> next) {
  60         _next = next;
  61         if (next != null) {
  62             next._previous = this;
  63         }
  64     }
  65 
  66     FragmentedArray<T> getPrevious() {
  67         return _previous;
  68     }
  69 
  70     void setPrevious(FragmentedArray<T> previous) {
  71         _previous = previous;
  72         if (previous != null) {
  73             previous._next = this;
  74         }
  75     }
  76 }