1 # Copyright (C) 2010 Google Inc. All rights reserved.
3 # Redistribution and use in source and binary forms, with or without
4 # modification, are permitted provided that the following conditions
7 # 1. Redistributions of source code must retain the above copyright
8 # notice, this list of conditions and the following disclaimer.
9 # 2. Redistributions in binary form must reproduce the above copyright
10 # notice, this list of conditions and the following disclaimer in the
11 # documentation and/or other materials provided with the distribution.
13 # THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
14 # EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 # DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 # DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
20 # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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22 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 from __future__ import with_statement
26 from webkitpy.common.system.filesystem import FileSystem
29 class FileSetFileHandle(object):
30 """Points to a file that resides in a file set"""
31 def __init__(self, fileset, filename, filesystem=None):
32 self._filename = filename
33 self._fileset = fileset
35 self._filesystem = filesystem or FileSystem()
38 return "%s:%s" % (self._fileset, self._filename)
44 if self._contents is None:
45 self._contents = self._fileset.read(self._filename)
48 def save_to(self, path, filename=None):
50 self._fileset.extract(self._filename, path)
52 with self._filesystem.mkdtemp() as temp_dir:
53 self._fileset.extract(self._filename, temp_dir)
55 src = self._filesystem.join(temp_dir, self._filename)
56 dest = self._filesystem.join(path, filename)
57 self._filesystem.copyfile(src, dest)
60 self._fileset.delete(self._filename)
66 return self._filesystem.splitext(self.name())