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/*
 * Copyright (c) 2005, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0, which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package com.sun.xml.stream.buffer;

final class FragmentedArray {
    private T _item;
    private FragmentedArray _next;
    private FragmentedArray _previous;
    
    FragmentedArray(T item) {
        this(item, null);
    }
    
    FragmentedArray(T item, FragmentedArray previous) {
        setArray(item);
        if (previous != null) {
            previous._next = this;
            _previous = previous;
        }
    }
    
    T getArray() {
        return _item;
    }
    
    void setArray(T item) {
        assert(item.getClass().isArray());
        
        _item = item;
    }
    
    FragmentedArray getNext() {
        return _next;
    }
    
    void setNext(FragmentedArray next) {
        _next = next;
        if (next != null) {
            next._previous = this;
        }
    }
    
    FragmentedArray getPrevious() {
        return _previous;
    }
    
    void setPrevious(FragmentedArray previous) {
        _previous = previous;
        if (previous != null) {
            previous._next = this;
        }
    }
}