1 /*
2 * Copyright (c) 2009, 2018, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package jdk.nio.zipfs;
27
28 import java.io.IOException;
29 import java.nio.file.FileStore;
30 import java.nio.file.FileSystems;
31 import java.nio.file.Files;
32 import java.nio.file.Path;
33 import java.nio.file.attribute.BasicFileAttributeView;
34 import java.nio.file.attribute.FileAttributeView;
35 import java.nio.file.attribute.FileStoreAttributeView;
36
37 /**
38 * @author Xueming Shen, Rajendra Gutupalli, Jaya Hangal
39 */
40 class ZipFileStore extends FileStore {
41
42 private final ZipFileSystem zfs;
43
44 ZipFileStore(ZipPath zpath) {
45 this.zfs = zpath.getFileSystem();
46 }
47
48 @Override
49 public String name() {
50 return zfs.toString() + "/";
51 }
52
53 @Override
54 public String type() {
55 return "zipfs";
56 }
57
58 @Override
59 public boolean isReadOnly() {
60 return zfs.isReadOnly();
61 }
62
63 @Override
64 public boolean supportsFileAttributeView(Class<? extends FileAttributeView> type) {
65 return (type == BasicFileAttributeView.class ||
66 type == ZipFileAttributeView.class);
67 }
68
69 @Override
70 public boolean supportsFileAttributeView(String name) {
71 return name.equals("basic") || name.equals("zip");
72 }
73
74 @Override
75 public <V extends FileStoreAttributeView> V getFileStoreAttributeView(Class<V> type) {
76 if (type == null)
77 throw new NullPointerException();
78 return (V)null;
79 }
80
81 @Override
82 public long getTotalSpace() throws IOException {
83 return new ZipFileStoreAttributes(this).totalSpace();
84 }
85
86 @Override
87 public long getUsableSpace() throws IOException {
88 return new ZipFileStoreAttributes(this).usableSpace();
89 }
90
91 @Override
|
1 /*
2 * Copyright (c) 2009, 2019, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package jdk.nio.zipfs;
27
28 import java.io.IOException;
29 import java.nio.file.FileStore;
30 import java.nio.file.FileSystems;
31 import java.nio.file.Files;
32 import java.nio.file.Path;
33 import java.nio.file.attribute.BasicFileAttributeView;
34 import java.nio.file.attribute.FileAttributeView;
35 import java.nio.file.attribute.FileOwnerAttributeView;
36 import java.nio.file.attribute.FileStoreAttributeView;
37 import java.nio.file.attribute.PosixFileAttributeView;
38
39 /**
40 * @author Xueming Shen, Rajendra Gutupalli, Jaya Hangal
41 */
42 class ZipFileStore extends FileStore {
43
44 private final ZipFileSystem zfs;
45
46 ZipFileStore(ZipPath zpath) {
47 this.zfs = zpath.getFileSystem();
48 }
49
50 @Override
51 public String name() {
52 return zfs.toString() + "/";
53 }
54
55 @Override
56 public String type() {
57 return "zipfs";
58 }
59
60 @Override
61 public boolean isReadOnly() {
62 return zfs.isReadOnly();
63 }
64
65 @Override
66 public boolean supportsFileAttributeView(Class<? extends FileAttributeView> type) {
67 return (type == BasicFileAttributeView.class ||
68 type == ZipFileAttributeView.class ||
69 ((type == FileOwnerAttributeView.class ||
70 type == PosixFileAttributeView.class) && zfs.supportPosix));
71 }
72
73 @Override
74 public boolean supportsFileAttributeView(String name) {
75 return "basic".equals(name) || "zip".equals(name) ||
76 (("owner".equals(name) || "posix".equals(name)) && zfs.supportPosix);
77 }
78
79 @Override
80 public <V extends FileStoreAttributeView> V getFileStoreAttributeView(Class<V> type) {
81 if (type == null)
82 throw new NullPointerException();
83 return (V)null;
84 }
85
86 @Override
87 public long getTotalSpace() throws IOException {
88 return new ZipFileStoreAttributes(this).totalSpace();
89 }
90
91 @Override
92 public long getUsableSpace() throws IOException {
93 return new ZipFileStoreAttributes(this).usableSpace();
94 }
95
96 @Override
|