Home

Contribute

Source code


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88

/*
 * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Eike Stepper - initial API and implementation
 */
package org.eclipse.emf.cdo.releng.version;

import org.osgi.framework.Version;

import java.util.List;
import java.util.Set;

/**
 * A light abstraction of a component, i.e. a plug-in or a feature.
 *
 * @author Eike Stepper
 * @noextend This interface is not intended to be extended by clients.
 * @noimplement This interface is not intended to be implemented by clients.
 */
public interface IElement
{
  public Type getType();

  public String getTag();

  public String getName();

  public Version getVersion();

  public Version getResolvedVersion();

  public boolean isLicenseFeature();

  public List<IElement> getChildren();

  public Set<IElement> getAllChildren(IElementResolver resolver, IElementResolver otherResolver);

  public IElement getChild(IElementResolver resolver, IElementResolver otherResolver, IElement key);

  public IElement trimVersion();

  public boolean isVersionUnresolved();

  /**
   * Enumerates the possible types of a {@link IElement component}.
   *
   * @author Eike Stepper
   */
  public static enum Type
  {
    FEATURE
    {
      @Override
      public String getTag()
      {
        return "includes";
      }

      @Override
      public String toString()
      {
        return "Feature";
      }
    },

    PLUGIN
    {
      @Override
      public String getTag()
      {
        return "plugin";
      }

      @Override
      public String toString()
      {
        return "Plug-in";
      }
    };

    public abstract String getTag();
  }
}