1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.commons.vfs2.provider.url;
18
19 import java.util.Collection;
20
21 import org.apache.commons.vfs2.Capability;
22 import org.apache.commons.vfs2.FileName;
23 import org.apache.commons.vfs2.FileObject;
24 import org.apache.commons.vfs2.FileSystemOptions;
25 import org.apache.commons.vfs2.provider.AbstractFileName;
26 import org.apache.commons.vfs2.provider.AbstractFileSystem;
27
28 /**
29 * A File system backed by Java's URL API.
30 */
31 public class UrlFileSystem extends AbstractFileSystem {
32
33 /**
34 * Constructs a new instance.
35 *
36 * @param rootName The root file name of this file system.
37 * @param fileSystemOptions Options to build this file system.
38 */
39 protected UrlFileSystem(final FileName rootName, final FileSystemOptions fileSystemOptions) {
40 super(rootName, null, fileSystemOptions);
41 }
42
43 /**
44 * Returns the capabilities of this file system.
45 */
46 @Override
47 protected void addCapabilities(final Collection<Capability> caps) {
48 caps.addAll(UrlFileProvider.capabilities);
49 }
50
51 /**
52 * Creates a file object.
53 */
54 @Override
55 protected FileObject createFile(final AbstractFileName name) {
56 return new UrlFileObject(this, name);
57 }
58 }