/*

 * 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.

 *

 * 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.

 */

#ifndef SHARE_GC_Z_ZARRAY_HPP

#define SHARE_GC_Z_ZARRAY_HPP

#include "memory/allocation.hpp"

template <typename T>

class ZArray {

private:

  static const size_t initial_capacity = 32;

  T*     _array;

  size_t _size;

  size_t _capacity;

  // Copy and assignment are not allowed

  ZArray(const ZArray<T>& array);

  ZArray<T>& operator=(const ZArray<T>& array);

  void expand(size_t new_capacity);

public:

  ZArray();

  ~ZArray();

  size_t size() const;

  bool is_empty() const;

  T at(size_t index) const;

  void add(T value);

  void transfer(ZArray<T>* from);

  void clear();

};

template <typename T, bool parallel>

class ZArrayIteratorImpl : public StackObj {

private:

  ZArray<T>* const _array;

  size_t           _next;

public:

  ZArrayIteratorImpl(ZArray<T>* array);

  bool next(T* elem);

};

// Iterator types

#define ZARRAY_SERIAL      false

#define ZARRAY_PARALLEL    true

template <typename T>

class ZArrayIterator : public ZArrayIteratorImpl<T, ZARRAY_SERIAL> {

public:

};

template <typename T>

class ZArrayParallelIterator : public ZArrayIteratorImpl<T, ZARRAY_PARALLEL> {

public:

};

#endif // SHARE_GC_Z_ZARRAY_HPP