1 | /* This file is part of the project "Hilbert II" - http://www.qedeq.org |
2 | * |
3 | * Copyright 2000-2014, Michael Meyling <mime@qedeq.org>. |
4 | * |
5 | * "Hilbert II" is free software; you can redistribute |
6 | * it and/or modify it under the terms of the GNU General Public |
7 | * License as published by the Free Software Foundation; either |
8 | * version 2 of the License, or (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * GNU General Public License for more details. |
14 | */ |
15 | |
16 | package org.qedeq.kernel.se.dto.module; |
17 | |
18 | import org.qedeq.base.utility.EqualsUtility; |
19 | import org.qedeq.kernel.se.base.module.LatexList; |
20 | import org.qedeq.kernel.se.base.module.Proof; |
21 | |
22 | |
23 | /** |
24 | * Contains a non formal proof for a proposition or rule. |
25 | * |
26 | * @author Michael Meyling |
27 | */ |
28 | public class ProofVo implements Proof { |
29 | |
30 | /** Kind of proof. */ |
31 | private String kind; |
32 | |
33 | /** Proof detail level. */ |
34 | private String level; |
35 | |
36 | /** LaTeX text for non formal proof. */ |
37 | private LatexList nonFormalProof; |
38 | |
39 | /** |
40 | * Constructs an empty proof. |
41 | */ |
42 | public ProofVo() { |
43 | // nothing to do |
44 | } |
45 | |
46 | public String getKind() { |
47 | return kind; |
48 | } |
49 | |
50 | /** |
51 | * Set kind of proof. E.g. "informal". |
52 | * |
53 | * @param kind Set proof type. |
54 | */ |
55 | public final void setKind(final String kind) { |
56 | this.kind = kind; |
57 | } |
58 | |
59 | public String getLevel() { |
60 | return level; |
61 | } |
62 | |
63 | /** |
64 | * Set proof level. Higher proof levels contain more detailed proofs. |
65 | * |
66 | * @param level Proof level. |
67 | */ |
68 | public final void setLevel(final String level) { |
69 | this.level = level; |
70 | } |
71 | |
72 | /** |
73 | * Set LaTeX text for non formal proof. |
74 | * |
75 | * @param nonFormalProof The proof text. |
76 | */ |
77 | public final void setNonFormalProof(final LatexList nonFormalProof) { |
78 | this.nonFormalProof = nonFormalProof; |
79 | } |
80 | |
81 | public final LatexList getNonFormalProof() { |
82 | return nonFormalProof; |
83 | } |
84 | |
85 | public boolean equals(final Object obj) { |
86 | if (!(obj instanceof ProofVo)) { |
87 | return false; |
88 | } |
89 | final ProofVo other = (ProofVo) obj; |
90 | return EqualsUtility.equals(getKind(), other.getKind()) |
91 | && EqualsUtility.equals(getLevel(), other.getLevel()) |
92 | && EqualsUtility.equals(getNonFormalProof(), other.getNonFormalProof()); |
93 | } |
94 | |
95 | public int hashCode() { |
96 | return (getKind() != null ? getKind().hashCode() : 0) |
97 | ^ (getLevel() != null ? 1 ^ getLevel().hashCode() : 0) |
98 | ^ (getNonFormalProof() != null ? 2 ^ getNonFormalProof().hashCode() : 0); |
99 | } |
100 | |
101 | public String toString() { |
102 | return "Proof (" + getKind() + ", " + getLevel() + "): " + getNonFormalProof(); |
103 | } |
104 | |
105 | } |