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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. | 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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48 { | 48 { |
49 return adoptRef(new File(path, policy)); | 49 return adoptRef(new File(path, policy)); |
50 } | 50 } |
51 | 51 |
52 static PassRefPtr<File> create(const String& name, double modificationTime,
PassRefPtr<BlobDataHandle> blobDataHandle) | 52 static PassRefPtr<File> create(const String& name, double modificationTime,
PassRefPtr<BlobDataHandle> blobDataHandle) |
53 { | 53 { |
54 return adoptRef(new File(name, modificationTime, blobDataHandle)); | 54 return adoptRef(new File(name, modificationTime, blobDataHandle)); |
55 } | 55 } |
56 | 56 |
57 // For deserialization. | 57 // For deserialization. |
58 static PassRefPtr<File> create(const String& path, PassRefPtr<BlobDataHandle
> blobDataHandle) | 58 static PassRefPtr<File> create(const String& path, const String& name, const
String& relativePath, bool hasSnaphotData, uint64_t size, double lastModified,
PassRefPtr<BlobDataHandle> blobDataHandle) |
59 { | 59 { |
60 return adoptRef(new File(path, blobDataHandle)); | 60 return adoptRef(new File(path, name, relativePath, hasSnaphotData, size,
lastModified, blobDataHandle)); |
61 } | 61 } |
62 | 62 |
63 static PassRefPtr<File> createWithRelativePath(const String& path, const Str
ing& relativePath); | 63 static PassRefPtr<File> createWithRelativePath(const String& path, const Str
ing& relativePath); |
64 | 64 |
65 // If filesystem files live in the remote filesystem, the port might pass th
e valid metadata (whose length field is non-negative) and cache in the File obje
ct. | 65 // If filesystem files live in the remote filesystem, the port might pass th
e valid metadata (whose length field is non-negative) and cache in the File obje
ct. |
66 // | 66 // |
67 // Otherwise calling size(), lastModifiedTime() and slice() will synchronous
ly query the file metadata. | 67 // Otherwise calling size(), lastModifiedTime() and slice() will synchronous
ly query the file metadata. |
68 static PassRefPtr<File> createForFileSystemFile(const String& name, const Fi
leMetadata& metadata) | 68 static PassRefPtr<File> createForFileSystemFile(const String& name, const Fi
leMetadata& metadata) |
69 { | 69 { |
70 return adoptRef(new File(name, metadata)); | 70 return adoptRef(new File(name, metadata)); |
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94 | 94 |
95 // This returns the current date and time if the file's last modifiecation d
ate is not known (per spec: http://www.w3.org/TR/FileAPI/#dfn-lastModifiedDate). | 95 // This returns the current date and time if the file's last modifiecation d
ate is not known (per spec: http://www.w3.org/TR/FileAPI/#dfn-lastModifiedDate). |
96 double lastModifiedDate() const; | 96 double lastModifiedDate() const; |
97 | 97 |
98 // Returns the relative path of this file in the context of a directory sele
ction. | 98 // Returns the relative path of this file in the context of a directory sele
ction. |
99 const String& webkitRelativePath() const { return m_relativePath; } | 99 const String& webkitRelativePath() const { return m_relativePath; } |
100 | 100 |
101 // Note that this involves synchronous file operation. Think twice before ca
lling this function. | 101 // Note that this involves synchronous file operation. Think twice before ca
lling this function. |
102 void captureSnapshot(long long& snapshotSize, double& snapshotModificationTi
me) const; | 102 void captureSnapshot(long long& snapshotSize, double& snapshotModificationTi
me) const; |
103 | 103 |
| 104 // Returns true if this has a valid snapshot metadata (i.e. m_snapshotSize >
= 0). |
| 105 bool hasValidSnapshotMetadata() const { return m_snapshotSize >= 0; } |
| 106 |
104 private: | 107 private: |
105 File(const String& path, ContentTypeLookupPolicy); | 108 File(const String& path, ContentTypeLookupPolicy); |
106 File(const String& path, const String& name, ContentTypeLookupPolicy); | 109 File(const String& path, const String& name, ContentTypeLookupPolicy); |
107 File(const String& path, PassRefPtr<BlobDataHandle>); | 110 File(const String& path, const String& name, const String& relativePath, boo
l hasSnaphotData, uint64_t size, double lastModified, PassRefPtr<BlobDataHandle>
); |
108 File(const String& name, double modificationTime, PassRefPtr<BlobDataHandle>
); | 111 File(const String& name, double modificationTime, PassRefPtr<BlobDataHandle>
); |
109 File(const String& name, const FileMetadata&); | 112 File(const String& name, const FileMetadata&); |
110 File(const KURL& fileSystemURL, const FileMetadata&); | 113 File(const KURL& fileSystemURL, const FileMetadata&); |
111 | 114 |
112 // Returns true if this has a valid snapshot metadata (i.e. m_snapshotSize >
= 0). | |
113 bool hasValidSnapshotMetadata() const { return m_snapshotSize >= 0; } | |
114 | |
115 bool m_hasBackingFile; | 115 bool m_hasBackingFile; |
116 String m_path; | 116 String m_path; |
117 String m_name; | 117 String m_name; |
118 | 118 |
119 KURL m_fileSystemURL; | 119 KURL m_fileSystemURL; |
120 | 120 |
121 // If m_snapshotSize is negative (initialized to -1 by default), the snapsho
t metadata is invalid and we retrieve the latest metadata synchronously in size(
), lastModifiedTime() and slice(). | 121 // If m_snapshotSize is negative (initialized to -1 by default), the snapsho
t metadata is invalid and we retrieve the latest metadata synchronously in size(
), lastModifiedTime() and slice(). |
122 // Otherwise, the snapshot metadata are used directly in those methods. | 122 // Otherwise, the snapshot metadata are used directly in those methods. |
123 const long long m_snapshotSize; | 123 const long long m_snapshotSize; |
124 const double m_snapshotModificationTime; | 124 const double m_snapshotModificationTime; |
125 | 125 |
126 String m_relativePath; | 126 String m_relativePath; |
127 }; | 127 }; |
128 | 128 |
129 DEFINE_TYPE_CASTS(File, Blob, blob, blob->isFile(), blob.isFile()); | 129 DEFINE_TYPE_CASTS(File, Blob, blob, blob->isFile(), blob.isFile()); |
130 | 130 |
131 } // namespace WebCore | 131 } // namespace WebCore |
132 | 132 |
133 #endif // File_h | 133 #endif // File_h |
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