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LibreOffice 24.2 SDK C/C++ API Reference
linkhelper.hxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3  * This file is part of the LibreOffice project.
4  *
5  * This Source Code Form is subject to the terms of the Mozilla Public
6  * License, v. 2.0. If a copy of the MPL was not distributed with this
7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8  */
9 
10 /*
11  * This file is part of LibreOffice published API.
12  */
13 
14 #ifndef INCLUDED_SALHELPER_LINKHELPER_HXX
15 #define INCLUDED_SALHELPER_LINKHELPER_HXX
16 
17 #include "rtl/ustring.hxx"
18 #include "osl/file.hxx"
19 
20 namespace salhelper
21 {
23  {
24  public:
26 
27  LinkResolver(sal_uInt32 nMask)
28  : m_aStatus(nMask |
32  {
33  }
34 
43  int nDepth = 128)
44  {
45  //In an ideal world this wouldn't be inline, but I want to use this
46  //in jvmfwk hence salhelper, but salhelper is .map controlled and
47  //getting all the mangled names right is a misery, moving it over
48  //to visibility markup would drop per-symbol versioning
49  osl::FileBase::RC eReturn;
50 
51  osl::DirectoryItem item;
52  rtl::OUString sURL(rURL);
53  while ((eReturn = osl::DirectoryItem::get(sURL, item))
55  {
56  if (--nDepth == 0)
57  {
58  eReturn = osl::FileBase::E_MULTIHOP;
59  break;
60  }
61  eReturn = item.getFileStatus(m_aStatus);
62  if (eReturn != osl::File::E_None)
63  break;
64  if (m_aStatus.getFileType() != osl::FileStatus::Link)
65  {
66  eReturn = osl::FileBase::E_None;
67  break;
68  }
69  sURL = m_aStatus.getLinkTargetURL();
70  }
71 
72  return eReturn;
73  }
74  };
75 }
76 
77 #endif
78 
79 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
remote resource is not directly available
Definition: file.hxx:99
RC getFileStatus(FileStatus &rStatus)
Retrieve information about a single file or directory.
Definition: file.hxx:1567
Type getFileType() const
Get the file type.
Definition: file.hxx:709
#define osl_FileStatus_Mask_Type
Definition: file.h:364
static RC get(const ::rtl::OUString &ustrFileURL, DirectoryItem &rItem)
Retrieve a single directory item.
Definition: file.hxx:1525
LinkResolver(sal_uInt32 nMask)
Definition: linkhelper.hxx:27
Definition: file.hxx:661
osl::FileBase::RC fetchFileStatus(const rtl::OUString &rURL, int nDepth=128)
Resolve a file url if it's a symbolic link, to a maximum depth of nDepth and fill in m_aStatus with t...
Definition: linkhelper.hxx:42
#define SAL_WARN_UNUSED
Annotate classes where a compiler should warn if an instance is unused.
Definition: types.h:587
osl::FileStatus m_aStatus
Definition: linkhelper.hxx:25
on success
Definition: file.hxx:58
Definition: linkhelper.hxx:22
This String class provides base functionality for C++ like Unicode character array handling...
Definition: ustring.hxx:170
The FileStatus class.
Definition: file.hxx:638
RC
Definition: file.hxx:57
::rtl::OUString getLinkTargetURL() const
Get the link target URL.
Definition: file.hxx:872
Definition: condition.hxx:33
The directory item class object provides access to file status information.
Definition: file.hxx:1432
#define osl_FileStatus_Mask_FileURL
Definition: file.h:371
#define osl_FileStatus_Mask_LinkTargetURL
Definition: file.h:372