/src/mozilla-central/dom/file/StreamBlobImpl.h
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1 | | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
2 | | /* vim: set ts=8 sts=2 et sw=2 tw=80: */ |
3 | | /* This Source Code Form is subject to the terms of the Mozilla Public |
4 | | * License, v. 2.0. If a copy of the MPL was not distributed with this |
5 | | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
6 | | |
7 | | #ifndef mozilla_dom_StreamBlobImpl_h |
8 | | #define mozilla_dom_StreamBlobImpl_h |
9 | | |
10 | | #include "BaseBlobImpl.h" |
11 | | #include "nsIMemoryReporter.h" |
12 | | |
13 | | namespace mozilla { |
14 | | namespace dom { |
15 | | |
16 | | class StreamBlobImpl final : public BaseBlobImpl |
17 | | , public nsIMemoryReporter |
18 | | { |
19 | | MOZ_DEFINE_MALLOC_SIZE_OF(MallocSizeOf) |
20 | | |
21 | | public: |
22 | | NS_DECL_ISUPPORTS_INHERITED |
23 | | NS_DECL_NSIMEMORYREPORTER |
24 | | |
25 | | static already_AddRefed<StreamBlobImpl> |
26 | | Create(already_AddRefed<nsIInputStream> aInputStream, |
27 | | const nsAString& aContentType, |
28 | | uint64_t aLength); |
29 | | |
30 | | static already_AddRefed<StreamBlobImpl> |
31 | | Create(already_AddRefed<nsIInputStream> aInputStream, |
32 | | const nsAString& aName, |
33 | | const nsAString& aContentType, |
34 | | int64_t aLastModifiedDate, |
35 | | uint64_t aLength); |
36 | | |
37 | | virtual void CreateInputStream(nsIInputStream** aStream, |
38 | | ErrorResult& aRv) override; |
39 | | |
40 | | virtual already_AddRefed<BlobImpl> |
41 | | CreateSlice(uint64_t aStart, uint64_t aLength, |
42 | | const nsAString& aContentType, ErrorResult& aRv) override; |
43 | | |
44 | | virtual bool IsMemoryFile() const override |
45 | 0 | { |
46 | 0 | return true; |
47 | 0 | } |
48 | | |
49 | | int64_t GetFileId() override |
50 | 0 | { |
51 | 0 | return mFileId; |
52 | 0 | } |
53 | | |
54 | | void SetFileId(int64_t aFileId) |
55 | 0 | { |
56 | 0 | mFileId = aFileId; |
57 | 0 | } |
58 | | |
59 | | void SetFullPath(const nsAString& aFullPath) |
60 | 0 | { |
61 | 0 | mFullPath = aFullPath; |
62 | 0 | } |
63 | | |
64 | | void GetMozFullPathInternal(nsAString& aFullPath, |
65 | | ErrorResult& aRv) const override |
66 | 0 | { |
67 | 0 | aFullPath = mFullPath; |
68 | 0 | } |
69 | | |
70 | | void SetIsDirectory(bool aIsDirectory) |
71 | 0 | { |
72 | 0 | mIsDirectory = aIsDirectory; |
73 | 0 | } |
74 | | |
75 | | bool IsDirectory() const override |
76 | 0 | { |
77 | 0 | return mIsDirectory; |
78 | 0 | } |
79 | | |
80 | | size_t GetAllocationSize() const override; |
81 | | |
82 | | size_t GetAllocationSize(FallibleTArray<BlobImpl*>& aVisitedBlobImpls) const override |
83 | 0 | { |
84 | 0 | return GetAllocationSize(); |
85 | 0 | } |
86 | | |
87 | | private: |
88 | | StreamBlobImpl(already_AddRefed<nsIInputStream> aInputStream, |
89 | | const nsAString& aContentType, |
90 | | uint64_t aLength); |
91 | | |
92 | | StreamBlobImpl(already_AddRefed<nsIInputStream> aInputStream, |
93 | | const nsAString& aName, |
94 | | const nsAString& aContentType, |
95 | | int64_t aLastModifiedDate, |
96 | | uint64_t aLength); |
97 | | |
98 | | ~StreamBlobImpl(); |
99 | | |
100 | | void MaybeRegisterMemoryReporter(); |
101 | | |
102 | | nsCOMPtr<nsIInputStream> mInputStream; |
103 | | |
104 | | nsString mFullPath; |
105 | | bool mIsDirectory; |
106 | | int64_t mFileId; |
107 | | }; |
108 | | |
109 | | } // namespace dom |
110 | | } // namespace mozilla |
111 | | |
112 | | #endif // mozilla_dom_StreamBlobImpl_h |