/
ExpandedRow.java
72 lines (60 loc) · 1.9 KB
/
ExpandedRow.java
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
/*
* Copyright (C) 2010 ZXing authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.zxing.oned.rss.expanded;
import java.util.ArrayList;
import java.util.List;
/**
* One row of an RSS Expanded Stacked symbol, consisting of 1+ expanded pairs.
*/
final class ExpandedRow {
private final List<ExpandedPair> pairs;
private final int rowNumber;
/** Did this row of the image have to be reversed (mirrored) to recognize the pairs? */
private final boolean wasReversed;
ExpandedRow(List<ExpandedPair> pairs, int rowNumber, boolean wasReversed) {
this.pairs = new ArrayList<>(pairs);
this.rowNumber = rowNumber;
this.wasReversed = wasReversed;
}
List<ExpandedPair> getPairs() {
return this.pairs;
}
int getRowNumber() {
return this.rowNumber;
}
boolean isEquivalent(List<ExpandedPair> otherPairs) {
return this.pairs.equals(otherPairs);
}
@Override
public String toString() {
return "{ " + pairs + " }";
}
/**
* Two rows are equal if they contain the same pairs in the same order.
*/
@Override
public boolean equals(Object o) {
if (!(o instanceof ExpandedRow)) {
return false;
}
ExpandedRow that = (ExpandedRow) o;
return this.pairs.equals(that.pairs) && wasReversed == that.wasReversed;
}
@Override
public int hashCode() {
return pairs.hashCode() ^ Boolean.valueOf(wasReversed).hashCode();
}
}