1 /* ====================================================================
2 * The Apache Software License, Version 1.1
3 *
4 * Copyright (c) 2000 The Apache Software Foundation. All rights
5 * reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 *
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the
17 * distribution.
18 *
19 * 3. The end-user documentation included with the redistribution,
20 * if any, must include the following acknowledgment:
21 * "This product includes software developed by the
22 * Apache Software Foundation (http://www.apache.org/)."
23 * Alternately, this acknowledgment may appear in the software itself,
24 * if and wherever such third-party acknowledgments normally appear.
25 *
26 * 4. The names "Apache" and "Apache Software Foundation" must
27 * not be used to endorse or promote products derived from this
28 * software without prior written permission. For written
29 * permission, please contact apache@apache.org.
30 *
31 * 5. Products derived from this software may not be called "Apache",
32 * nor may "Apache" appear in their name, without prior written
33 * permission of the Apache Software Foundation.
34 *
35 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
36 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
37 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
38 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
41 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
42 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
43 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
44 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
45 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
46 * SUCH DAMAGE.
47 * ====================================================================
48 *
49 * This software consists of voluntary contributions made by many
50 * individuals on behalf of the Apache Software Foundation. For more
51 * information on the Apache Software Foundation, please see
52 * <http://www.apache.org/>.
53 *
54 * Portions of this software are based upon public domain software
55 * originally written at the National Center for Supercomputing Applications,
56 * University of Illinois, Urbana-Champaign.
57 */
58 package com.bonevich.eclipse.cvsgrapher.actions;
59
60 import org.eclipse.core.resources.IResource;
61 import org.eclipse.jface.resource.ImageDescriptor;
62 import org.eclipse.ui.IEditorInput;
63 import org.eclipse.ui.IPersistableElement;
64
65 /***
66 * Editor Input wrapper to feed a CVS resource to the CVS Graph Editor.
67 *
68 * @author jbonevic
69 */
70 public final class CvsGraphEditorInput implements IEditorInput
71 {
72 private final IResource _resource;
73
74 public CvsGraphEditorInput(IResource resource)
75 {
76 _resource = resource;
77 }
78
79 /***
80 * @see org.eclipse.ui.IEditorInput#exists()
81 */
82 public boolean exists()
83 {
84 return _resource.exists();
85 }
86
87 /***
88 * @see org.eclipse.ui.IEditorInput#getImageDescriptor()
89 */
90 public ImageDescriptor getImageDescriptor()
91 {
92 return null;
93 }
94
95 /***
96 * @see org.eclipse.ui.IEditorInput#getName()
97 */
98 public String getName()
99 {
100 return _resource.getName();
101 }
102
103 /***
104 * @see org.eclipse.ui.IEditorInput#getPersistable()
105 */
106 public IPersistableElement getPersistable()
107 {
108 return null;
109 }
110
111 /***
112 * @see org.eclipse.ui.IEditorInput#getToolTipText()
113 */
114 public String getToolTipText()
115 {
116 String project = _resource.getProject().getName();
117 String path = _resource.getProjectRelativePath().toOSString();
118 return "CVS Graph for resource: " + project + "/" + path;
119 }
120
121 /***
122 * @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
123 */
124 public Object getAdapter(Class adapter)
125 {
126 if (adapter == IResource.class)
127 {
128 return _resource;
129 }
130 return null;
131 }
132
133 /***
134 * @see java.lang.Object#equals(java.lang.Object)
135 */
136 public boolean equals(Object rhs)
137 {
138 if (rhs instanceof CvsGraphEditorInput)
139 {
140 CvsGraphEditorInput that = (CvsGraphEditorInput) rhs;
141 return _resource.equals(that._resource);
142 }
143 return false;
144 }
145
146 /***
147 * @see java.lang.Object#hashCode()
148 */
149 public int hashCode()
150 {
151 return _resource.hashCode();
152 }
153
154 }
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