1 /*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "DirectoryReaderSync.h"
33
34 #if ENABLE(FILE_SYSTEM)
35
36 #include "DirectoryEntry.h"
37 #include "DirectoryEntrySync.h"
38 #include "EntryArraySync.h"
39 #include "EntrySync.h"
40 #include "ExceptionCode.h"
41 #include "FileEntrySync.h"
42 #include "FileException.h"
43 #include "SyncCallbackHelper.h"
44
45 namespace WebCore {
46
DirectoryReaderSync(PassRefPtr<DOMFileSystemBase> fileSystem,const String & fullPath)47 DirectoryReaderSync::DirectoryReaderSync(PassRefPtr<DOMFileSystemBase> fileSystem, const String& fullPath)
48 : DirectoryReaderBase(fileSystem, fullPath)
49 {
50 }
51
readEntries(ExceptionCode & ec)52 PassRefPtr<EntryArraySync> DirectoryReaderSync::readEntries(ExceptionCode& ec)
53 {
54 ec = 0;
55 if (!m_hasMoreEntries)
56 return EntryArraySync::create();
57
58 EntriesSyncCallbackHelper helper(m_fileSystem->asyncFileSystem());
59 if (!m_fileSystem->readDirectory(this, m_fullPath, helper.successCallback(), helper.errorCallback())) {
60 ec = FileException::INVALID_MODIFICATION_ERR;
61 setHasMoreEntries(false);
62 return 0;
63 }
64 return helper.getResult(ec);
65 }
66
67 } // namespace
68
69 #endif // ENABLE(FILE_SYSTEM)
70