1/*
2 *  Copyright 2014 The WebRTC Project Authors. All rights reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11// Stores a collection of pointers that are deleted when the container is
12// destructed.
13
14#ifndef WEBRTC_BASE_SCOPEDPTRCOLLECTION_H_
15#define WEBRTC_BASE_SCOPEDPTRCOLLECTION_H_
16
17#include <algorithm>
18#include <vector>
19
20#include "webrtc/base/basictypes.h"
21#include "webrtc/base/constructormagic.h"
22
23namespace rtc {
24
25template<class T>
26class ScopedPtrCollection {
27 public:
28  typedef std::vector<T*> VectorT;
29
30  ScopedPtrCollection() { }
31  ~ScopedPtrCollection() {
32    for (typename VectorT::iterator it = collection_.begin();
33         it != collection_.end(); ++it) {
34      delete *it;
35    }
36  }
37
38  const VectorT& collection() const { return collection_; }
39  void Reserve(size_t size) {
40    collection_.reserve(size);
41  }
42  void PushBack(T* t) {
43    collection_.push_back(t);
44  }
45
46  // Remove |t| from the collection without deleting it.
47  void Remove(T* t) {
48    collection_.erase(std::remove(collection_.begin(), collection_.end(), t),
49                      collection_.end());
50  }
51
52 private:
53  VectorT collection_;
54
55  DISALLOW_COPY_AND_ASSIGN(ScopedPtrCollection);
56};
57
58}  // namespace rtc
59
60#endif  // WEBRTC_BASE_SCOPEDPTRCOLLECTION_H_
61