-
Notifications
You must be signed in to change notification settings - Fork 2.3k
/
FileMoveAction.java
87 lines (79 loc) · 2.82 KB
/
FileMoveAction.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
/*
* Copyright (c) 2002-2018 "Neo4j,"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j Enterprise Edition. The included source
* code can be redistributed and/or modified under the terms of the
* GNU AFFERO GENERAL PUBLIC LICENSE Version 3
* (http://www.fsf.org/licensing/licenses/agpl-3.0.html) with the
* Commons Clause, as found in the associated LICENSE.txt file.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* Neo4j object code can be licensed independently from the source
* under separate terms from the AGPL. Inquiries can be directed to:
* licensing@neo4j.com
*
* More information is also available at:
* https://neo4j.com/licensing/
*/
package org.neo4j.com.storecopy;
import java.io.File;
import java.io.IOException;
import java.nio.file.CopyOption;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Optional;
import org.neo4j.io.fs.FileHandle;
import org.neo4j.io.pagecache.PageCache;
public interface FileMoveAction
{
void move( File toDir, CopyOption... copyOptions ) throws IOException;
File file();
static FileMoveAction copyViaPageCache( File file, PageCache pageCache )
{
return new FileMoveAction()
{
@Override
public void move( File toDir, CopyOption... copyOptions ) throws IOException
{
Optional<FileHandle> handle = pageCache.getCachedFileSystem().streamFilesRecursive( file ).findAny();
boolean directoryExistsInCachedSystem = handle.isPresent();
if ( directoryExistsInCachedSystem )
{
handle.get().rename( new File( toDir, file.getName() ), copyOptions );
}
}
@Override
public File file()
{
return file;
}
};
}
static FileMoveAction copyViaFileSystem( File file, File basePath )
{
Path base = basePath.toPath();
return new FileMoveAction()
{
@Override
public void move( File toDir, CopyOption... copyOptions ) throws IOException
{
Path originalPath = file.toPath();
Path relativePath = base.relativize( originalPath );
Path resolvedPath = toDir.toPath().resolve( relativePath );
Files.createDirectories( resolvedPath.getParent() );
Files.copy( originalPath, resolvedPath, copyOptions );
Files.delete( originalPath );
}
@Override
public File file()
{
return file;
}
};
}
}