Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
IndentLevel |
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1 | //////////////////////////////////////////////////////////////////////////////// | |
2 | // checkstyle: Checks Java source code for adherence to a set of rules. | |
3 | // Copyright (C) 2001-2014 Oliver Burn | |
4 | // | |
5 | // This library is free software; you can redistribute it and/or | |
6 | // modify it under the terms of the GNU Lesser General Public | |
7 | // License as published by the Free Software Foundation; either | |
8 | // version 2.1 of the License, or (at your option) any later version. | |
9 | // | |
10 | // This library 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 GNU | |
13 | // Lesser General Public License for more details. | |
14 | // | |
15 | // You should have received a copy of the GNU Lesser General Public | |
16 | // License along with this library; if not, write to the Free Software | |
17 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
18 | //////////////////////////////////////////////////////////////////////////////// | |
19 | package com.puppycrawl.tools.checkstyle.checks.indentation; | |
20 | ||
21 | import com.google.common.collect.Sets; | |
22 | import java.util.SortedSet; | |
23 | ||
24 | /** | |
25 | * Encapsulates representation of notion of expected indentation levels. | |
26 | * Provide a way to have multiple accaptable levels. | |
27 | * | |
28 | * @author o_sukhodolsky | |
29 | */ | |
30 | public class IndentLevel | |
31 | { | |
32 | /** set of acceptable indentation levels. */ | |
33 | 4103 | private final SortedSet<Integer> mLevels = Sets.newTreeSet(); |
34 | ||
35 | /** | |
36 | * Creates new instance with one accaptable indentation level. | |
37 | * @param aIndent accaptable indentation level. | |
38 | */ | |
39 | public IndentLevel(int aIndent) | |
40 | 266 | { |
41 | 266 | mLevels.add(aIndent); |
42 | 266 | } |
43 | ||
44 | /** | |
45 | * Creates new instance for nested structure. | |
46 | * @param aBase parent's level | |
47 | * @param aOffset offset from parent's level. | |
48 | */ | |
49 | public IndentLevel(IndentLevel aBase, int aOffset) | |
50 | 3837 | { |
51 | 3837 | for (Integer base : aBase.mLevels) { |
52 | 3876 | mLevels.add(base + aOffset); |
53 | } | |
54 | 3837 | } |
55 | ||
56 | /** | |
57 | * Checks wether we have more than one level. | |
58 | * @return wether we have more than one level. | |
59 | */ | |
60 | public final boolean isMultiLevel() | |
61 | { | |
62 | 1555 | return mLevels.size() > 1; |
63 | } | |
64 | ||
65 | /** | |
66 | * Checks if given indentation is accaptable. | |
67 | * @param aIndent indentation to check. | |
68 | * @return true if givent indentation is acceptable, | |
69 | * false otherwise. | |
70 | */ | |
71 | public boolean accept(int aIndent) | |
72 | { | |
73 | 3215 | return (mLevels.contains(aIndent)); |
74 | } | |
75 | ||
76 | /** | |
77 | * @param aIndent indentation to check. | |
78 | * @return true if <code>aIndent</code> less then minimal of | |
79 | * accaptable indentation levels, false otherwise. | |
80 | */ | |
81 | public boolean gt(int aIndent) | |
82 | { | |
83 | 524 | return ((mLevels.first()).intValue() > aIndent); |
84 | } | |
85 | ||
86 | /** | |
87 | * Adds one more acceptable indentation level. | |
88 | * @param aIndent new acceptable indentation. | |
89 | */ | |
90 | public void addAcceptedIndent(int aIndent) | |
91 | { | |
92 | 3 | mLevels.add(aIndent); |
93 | 3 | } |
94 | ||
95 | /** | |
96 | * Adds one more acceptable indentation level. | |
97 | * @param aIndent new acceptable indentation. | |
98 | */ | |
99 | public void addAcceptedIndent(IndentLevel aIndent) | |
100 | { | |
101 | 13 | mLevels.addAll(aIndent.mLevels); |
102 | 13 | } |
103 | ||
104 | @Override | |
105 | public String toString() | |
106 | { | |
107 | 455 | if (mLevels.size() == 1) { |
108 | 449 | return mLevels.first().toString(); |
109 | } | |
110 | ||
111 | 6 | return mLevels.toString(); |
112 | } | |
113 | } |