1 | /******************************************************************************* |
2 | * Copyright (c) 2009 IBM Corporation and others. |
3 | * All rights reserved. This program and the accompanying materials |
4 | * are made available under the terms of the Eclipse Public License v1.0 |
5 | * which accompanies this distribution, and is available at |
6 | * http://www.eclipse.org/legal/epl-v10.html |
7 | * |
8 | * Contributors: |
9 | * IBM Corporation - initial API and implementation |
10 | *******************************************************************************/ |
11 | package org.eclipse.pde.api.tools.internal.search; |
12 | |
13 | import org.eclipse.pde.api.tools.internal.provisional.builder.IReference; |
14 | import org.eclipse.pde.api.tools.internal.provisional.descriptors.IComponentDescriptor; |
15 | import org.eclipse.pde.api.tools.internal.provisional.descriptors.IElementDescriptor; |
16 | import org.eclipse.pde.api.tools.internal.provisional.descriptors.IMemberDescriptor; |
17 | |
18 | /** |
19 | * Implementation of a reference descriptor |
20 | */ |
21 | public class ReferenceDescriptor implements IReferenceDescriptor { |
22 | |
23 | private IMemberDescriptor origin; |
24 | private IMemberDescriptor target; |
25 | private IComponentDescriptor from; |
26 | private IComponentDescriptor to; |
27 | |
28 | private int line; |
29 | private int kind; |
30 | private int visibility; |
31 | |
32 | public ReferenceDescriptor(IComponentDescriptor from, IMemberDescriptor origin, int line, IComponentDescriptor to, IMemberDescriptor target, int kind, int vis) { |
33 | this.origin = origin; |
34 | this.target = target; |
35 | this.from = from; |
36 | this.to = to; |
37 | this.line = line; |
38 | this.kind = kind; |
39 | this.visibility = vis; |
40 | } |
41 | |
42 | /* (non-Javadoc) |
43 | * @see java.lang.Object#equals(java.lang.Object) |
44 | */ |
45 | public boolean equals(Object obj) { |
46 | if (obj instanceof ReferenceDescriptor) { |
47 | ReferenceDescriptor rd = (ReferenceDescriptor) obj; |
48 | return origin.equals(rd.origin) && |
49 | target.equals(rd.target) && |
50 | from.equals(rd.from) && |
51 | to.equals(rd.to) && |
52 | line == rd.line && kind == rd.kind && visibility == rd.visibility; |
53 | } |
54 | return false; |
55 | } |
56 | |
57 | /* (non-Javadoc) |
58 | * @see java.lang.Object#hashCode() |
59 | */ |
60 | public int hashCode() { |
61 | return origin.hashCode() + target.hashCode() + from.hashCode() + to.hashCode() + line + kind + visibility; |
62 | } |
63 | |
64 | /* (non-Javadoc) |
65 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getComponent() |
66 | */ |
67 | public IComponentDescriptor getComponent() { |
68 | return from; |
69 | } |
70 | |
71 | /* (non-Javadoc) |
72 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getLineNumber() |
73 | */ |
74 | public int getLineNumber() { |
75 | return line; |
76 | } |
77 | |
78 | /* (non-Javadoc) |
79 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getMember() |
80 | */ |
81 | public IMemberDescriptor getMember() { |
82 | return origin; |
83 | } |
84 | |
85 | /* (non-Javadoc) |
86 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getReferenceKind() |
87 | */ |
88 | public int getReferenceKind() { |
89 | return kind; |
90 | } |
91 | |
92 | /* (non-Javadoc) |
93 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getReferenceType() |
94 | */ |
95 | public int getReferenceType() { |
96 | switch (getReferencedMember().getElementType()) { |
97 | case IElementDescriptor.TYPE: |
98 | return IReference.T_TYPE_REFERENCE; |
99 | case IElementDescriptor.METHOD: |
100 | return IReference.T_METHOD_REFERENCE; |
101 | case IElementDescriptor.FIELD: |
102 | return IReference.T_FIELD_REFERENCE; |
103 | default: |
104 | return -1; |
105 | } |
106 | } |
107 | |
108 | /* (non-Javadoc) |
109 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getReferencedComponent() |
110 | */ |
111 | public IComponentDescriptor getReferencedComponent() { |
112 | return to; |
113 | } |
114 | |
115 | /* (non-Javadoc) |
116 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getReferencedMember() |
117 | */ |
118 | public IMemberDescriptor getReferencedMember() { |
119 | return target; |
120 | } |
121 | |
122 | /* (non-Javadoc) |
123 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getVisibility() |
124 | */ |
125 | public int getVisibility() { |
126 | return visibility; |
127 | } |
128 | |
129 | } |