1+ /*******************************************************************************
2+ * Copyright (c) 2024, 2024 Vector Informatik GmbH and others.
3+ *
4+ * This program and the accompanying materials
5+ * are made available under the terms of the Eclipse Public License v2.0
6+ * which accompanies this distribution, and is available at
7+ * https://www.eclipse.org/legal/epl-2.0/
8+ *
9+ * SPDX-License-Identifier: EPL-2.0
10+ * Contributors:
11+ * Vector Informatik GmbH - initial API and implementation
12+ *******************************************************************************/
13+ package org .eclipse .core .tests .filesystem ;
14+
15+ import java .io .ByteArrayOutputStream ;
16+ import java .io .IOException ;
17+ import java .io .InputStream ;
18+ import java .io .OutputStream ;
19+ import java .net .URI ;
20+ import java .nio .file .Files ;
21+ import java .nio .file .LinkOption ;
22+ import java .nio .file .Path ;
23+ import java .nio .file .attribute .FileTime ;
24+ import org .eclipse .core .filesystem .EFS ;
25+ import org .eclipse .core .filesystem .IFileInfo ;
26+ import org .eclipse .core .filesystem .IFileStore ;
27+ import org .eclipse .core .filesystem .provider .FileInfo ;
28+ import org .eclipse .core .filesystem .provider .FileStore ;
29+ import org .eclipse .core .runtime .CoreException ;
30+ import org .eclipse .core .runtime .IProgressMonitor ;
31+ import org .eclipse .core .runtime .IStatus ;
32+ import org .eclipse .core .runtime .Status ;
33+
34+ class OnCloseWritingFileStore extends FileStore {
35+
36+ private final Path filePath ;
37+
38+ public OnCloseWritingFileStore (Path file ) {
39+ this .filePath = file ;
40+ }
41+
42+ @ Override
43+ public OutputStream openOutputStream (int options , IProgressMonitor monitor ) {
44+ return new ByteArrayOutputStream () {
45+ @ Override
46+ public void close () throws IOException {
47+ Files .write (filePath , this .toByteArray ());
48+ }
49+ };
50+ }
51+
52+ @ Override
53+ public void putInfo (IFileInfo info , int options , IProgressMonitor monitor ) throws CoreException {
54+ if ((options & EFS .SET_LAST_MODIFIED ) != 0 ) {
55+ FileTime lastModified = FileTime .fromMillis (info .getLastModified ());
56+ try {
57+ Files .setLastModifiedTime (filePath , lastModified );
58+ } catch (IOException e ) {
59+ if (!Files .exists (filePath , LinkOption .NOFOLLOW_LINKS )) {
60+ throw new CoreException (new Status (IStatus .ERROR , "CopyBugFileStore" , "File does not exist" , e ));
61+ }
62+ throw new CoreException (new Status (IStatus .ERROR , "CopyBugFileStore" , "Failed to set attribute" , e ));
63+ }
64+ }
65+ }
66+
67+ @ Override
68+ public IFileInfo fetchInfo (int options , IProgressMonitor monitor ) throws CoreException {
69+ FileInfo info = new FileInfo ();
70+ try {
71+ info .setLastModified (Files .getLastModifiedTime (filePath ).toMillis ());
72+ info .setLength (Files .size (filePath ));
73+ info .setExists (Files .exists (filePath ));
74+ } catch (IOException e ) {
75+ throw new CoreException (new Status (IStatus .ERROR , "TestFileStore" , "Failed to fetch file info" , e ));
76+ }
77+ return info ;
78+ }
79+
80+ @ Override
81+ public String getName () {
82+ return filePath .getFileName ().toString ();
83+ }
84+
85+ @ Override
86+ public IFileStore getParent () {
87+ throw new UnsupportedOperationException ();
88+ }
89+
90+ @ Override
91+ public String [] childNames (int options , IProgressMonitor monitor ) throws CoreException {
92+ throw new UnsupportedOperationException ();
93+ }
94+
95+ @ Override
96+ public IFileStore getChild (String name ) {
97+ throw new UnsupportedOperationException ();
98+ }
99+
100+ @ Override
101+ public InputStream openInputStream (int options , IProgressMonitor monitor ) throws CoreException {
102+ throw new UnsupportedOperationException ();
103+ }
104+
105+ @ Override
106+ public URI toURI () {
107+ throw new UnsupportedOperationException ();
108+ }
109+ }
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