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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.res;
18  
19  import org.apache.commons.vfs2.FileName;
20  import org.apache.commons.vfs2.FileSystemException;
21  import org.apache.commons.vfs2.FileType;
22  import org.apache.commons.vfs2.provider.AbstractFileName;
23  import org.apache.commons.vfs2.provider.UriParser;
24  
25  /**
26   * A resource file URI.
27   */
28  public class ResourceFileName extends AbstractFileName {
29  
30      /**
31       * Constructs a new instance.
32       *
33       * @param scheme The scheme.
34       * @param path the absolute path, maybe empty or null.
35       * @param type the file type.
36       */
37      protected ResourceFileName(final String scheme, final String path, final FileType type) {
38          super(scheme, path, type);
39      }
40  
41      /**
42       * Builds the root URI for this file name.
43       */
44      @Override
45      protected void appendRootUri(final StringBuilder buffer, final boolean addPassword) {
46          buffer.append(getScheme());
47          buffer.append(":");
48      }
49  
50      /**
51       * Factory method for creating name instances.
52       *
53       * @param path The file path.
54       * @param type The file type.
55       * @return The FileName.
56       */
57      @Override
58      public FileName createName(final String path, final FileType type) {
59          return new ResourceFileName(getScheme(), path, type);
60      }
61  
62      @Override
63      public String getRootURI() {
64          // resource URIs have a blank root.
65          return "";
66      }
67  
68      /**
69       * Returns the decoded URI of the file.
70       *
71       * @return the FileName as a URI.
72       */
73      @Override
74      public String toString() {
75          try {
76              return UriParser.decode(super.getURI());
77          } catch (final FileSystemException e) {
78              return super.getURI();
79          }
80      }
81  }