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1   /**
2    * This file Copyright (c) 2016 Magnolia International
3    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
4    *
5    *
6    * This file is dual-licensed under both the Magnolia
7    * Network Agreement and the GNU General Public License.
8    * You may elect to use one or the other of these licenses.
9    *
10   * This file is distributed in the hope that it will be
11   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12   * implied warranty of MERCHANTABILITY or FITNESS FOR A
13   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14   * Redistribution, except as permitted by whichever of the GPL
15   * or MNA you select, is prohibited.
16   *
17   * 1. For the GPL license (GPL), you can redistribute and/or
18   * modify this file under the terms of the GNU General
19   * Public License, Version 3, as published by the Free Software
20   * Foundation.  You should have received a copy of the GNU
21   * General Public License, Version 3 along with this program;
22   * if not, write to the Free Software Foundation, Inc., 51
23   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24   *
25   * 2. For the Magnolia Network Agreement (MNA), this file
26   * and the accompanying materials are made available under the
27   * terms of the MNA which accompanies this distribution, and
28   * is available at http://www.magnolia-cms.com/mna.html
29   *
30   * Any modifications to this file must keep this entire header
31   * intact.
32   *
33   */
34  package info.magnolia.resourceloader.classpath.hierarchy;
35  
36  import java.util.List;
37  
38  import org.apache.commons.lang3.StringUtils;
39  
40  import com.google.common.base.Objects;
41  import com.google.common.collect.Lists;
42  
43  /**
44   * Represents a classpath directory. {@link ClasspathDirectory Classpath directories} are described by an absolute path and
45   * provide a collection of classpath files and sub-directories they contain (virtually, since there is no such thing as a
46   * directory in classpath per se).
47   */
48  public class ClasspathDirectory implements ClasspathEntry {
49  
50      private final String path;
51      private final List<ClasspathEntry> entries = Lists.newArrayList();
52  
53      public ClasspathDirectory(String path) {
54          this.path = path;
55      }
56  
57      @Override
58      public String getName() {
59          return StringUtils.substringAfterLast(path, "/");
60      }
61  
62      @Override
63      public String getAbsolutePath() {
64          return path;
65      }
66  
67      /**
68       * Since a classpath directory is a virtual term - it cannot really have a last modified date, so -1 is always returned.
69       */
70      @Override
71      public long getLastModified() {
72          return -1;
73      }
74  
75      /**
76       * Get list of files and sub-directories residing in current {@link ClasspathDirectory directory}.
77       * @return list of files and sub-directories
78       */
79      public List<ClasspathEntry> getEntries() {
80          return entries;
81      }
82  
83      @Override
84      public boolean equals(Object o) {
85          if (this == o) return true;
86          if (o == null || getClass() != o.getClass()) return false;
87  
88          ClasspathDirectory that = (ClasspathDirectory) o;
89  
90          return Objects.equal(this.path, that.path);
91      }
92  
93      @Override
94      public int hashCode() {
95          return Objects.hashCode(path);
96      }
97  }