1 /*
2 * Copyright (c) 2009, 2014, 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.Files;
30 import java.nio.file.FileStore;
31 import java.nio.file.FileSystems;
32 import java.nio.file.Path;
33 import java.nio.file.attribute.BasicFileAttributes;
34 import java.nio.file.attribute.FileAttributeView;
35 import java.nio.file.attribute.FileStoreAttributeView;
36 import java.nio.file.attribute.BasicFileAttributeView;
37 import java.util.Formatter;
38
39 /*
40 *
41 * @author Xueming Shen, Rajendra Gutupalli, Jaya Hangal
42 */
43
44 class ZipFileStore extends FileStore {
45
46 private final ZipFileSystem zfs;
47
48 ZipFileStore(ZipPath zpath) {
49 this.zfs = zpath.getFileSystem();
50 }
51
52 @Override
53 public String name() {
54 return zfs.toString() + "/";
55 }
56
57 @Override
58 public String type() {
59 return "zipfs";
60 }
61
62 @Override
63 public boolean isReadOnly() {
64 return zfs.isReadOnly();
65 }
66
67 @Override
68 public boolean supportsFileAttributeView(Class<? extends FileAttributeView> type) {
69 return (type == BasicFileAttributeView.class ||
70 type == ZipFileAttributeView.class);
71 }
72
73 @Override
74 public boolean supportsFileAttributeView(String name) {
75 return name.equals("basic") || name.equals("zip");
76 }
77
78 @Override
79 @SuppressWarnings("unchecked")
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
97 public long getUnallocatedSpace() throws IOException {
98 return new ZipFileStoreAttributes(this).unallocatedSpace();
99 }
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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 import java.nio.file.attribute.PosixFileAttributeView;
37
38 /**
39 * @author Xueming Shen, Rajendra Gutupalli, Jaya Hangal
40 */
41 class ZipFileStore extends FileStore {
42
43 private final ZipFileSystem zfs;
44
45 ZipFileStore(ZipPath zpath) {
46 this.zfs = zpath.getFileSystem();
47 }
48
49 @Override
50 public String name() {
51 return zfs.toString() + "/";
52 }
53
54 @Override
55 public String type() {
56 return "zipfs";
57 }
58
59 @Override
60 public boolean isReadOnly() {
61 return zfs.isReadOnly();
62 }
63
64 @Override
65 public boolean supportsFileAttributeView(Class<? extends FileAttributeView> type) {
66 return (type == BasicFileAttributeView.class ||
67 type == PosixFileAttributeView.class ||
68 type == ZipFileAttributeView.class);
69 }
70
71 @Override
72 public boolean supportsFileAttributeView(String name) {
73 return name.equals("basic") || name.equals("posix") || name.equals("zip");
74 }
75
76 @Override
77 public <V extends FileStoreAttributeView> V getFileStoreAttributeView(Class<V> type) {
78 if (type == null)
79 throw new NullPointerException();
80 return (V)null;
81 }
82
83 @Override
84 public long getTotalSpace() throws IOException {
85 return new ZipFileStoreAttributes(this).totalSpace();
86 }
87
88 @Override
89 public long getUsableSpace() throws IOException {
90 return new ZipFileStoreAttributes(this).usableSpace();
91 }
92
93 @Override
94 public long getUnallocatedSpace() throws IOException {
95 return new ZipFileStoreAttributes(this).unallocatedSpace();
96 }
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