1 |
|
|
2 |
|
|
3 |
|
|
4 |
|
|
5 |
|
|
6 |
|
|
7 |
|
|
8 |
|
|
9 |
|
|
10 |
|
|
11 |
|
|
12 |
|
|
13 |
|
|
14 |
|
|
15 |
|
|
16 |
|
|
17 |
|
|
18 |
|
|
19 |
|
|
20 |
|
package org.xwiki.search.solr.internal.job; |
21 |
|
|
22 |
|
import org.apache.commons.lang3.tuple.ImmutablePair; |
23 |
|
import org.apache.commons.lang3.tuple.Pair; |
24 |
|
import org.xwiki.model.reference.DocumentReference; |
25 |
|
import org.xwiki.model.reference.EntityReference; |
26 |
|
|
27 |
|
|
28 |
|
|
29 |
|
|
30 |
|
@param |
31 |
|
@version |
32 |
|
@since |
33 |
|
|
|
|
| 100% |
Uncovered Elements: 0 (49) |
Complexity: 13 |
Complexity Density: 0.43 |
|
34 |
|
public class DiffDocumentIterator<T> extends AbstractDocumentIterator<DiffDocumentIterator.Action> |
35 |
|
{ |
36 |
|
|
37 |
|
|
38 |
|
|
|
|
| - |
Uncovered Elements: 0 (0) |
Complexity: 0 |
Complexity Density: - |
|
39 |
|
public enum Action |
40 |
|
{ |
41 |
|
|
42 |
|
SKIP, |
43 |
|
|
44 |
|
|
45 |
|
ADD, |
46 |
|
|
47 |
|
|
48 |
|
DELETE, |
49 |
|
|
50 |
|
|
51 |
|
UPDATE |
52 |
|
} |
53 |
|
|
54 |
|
|
55 |
|
|
56 |
|
|
57 |
|
private final DocumentIterator<T> previous; |
58 |
|
|
59 |
|
|
60 |
|
|
61 |
|
|
62 |
|
private final DocumentIterator<T> next; |
63 |
|
|
64 |
|
|
65 |
|
|
66 |
|
|
67 |
|
private final DocumentReferenceComparator documentReferenceComparator = new DocumentReferenceComparator(); |
68 |
|
|
69 |
|
|
70 |
|
@link |
71 |
|
|
72 |
|
private Pair<DocumentReference, T> previousEntry; |
73 |
|
|
74 |
|
|
75 |
|
@link |
76 |
|
|
77 |
|
private Pair<DocumentReference, T> nextEntry; |
78 |
|
|
79 |
|
|
80 |
|
@link@link |
81 |
|
|
82 |
|
private int diff; |
83 |
|
|
84 |
|
|
85 |
|
|
86 |
|
|
87 |
|
@param |
88 |
|
@param |
89 |
|
|
90 |
|
|
|
|
| 100% |
Uncovered Elements: 0 (2) |
Complexity: 1 |
Complexity Density: 0.5 |
|
91 |
7 |
public DiffDocumentIterator(DocumentIterator<T> previous, DocumentIterator<T> next)... |
92 |
|
{ |
93 |
7 |
this.previous = previous; |
94 |
7 |
this.next = next; |
95 |
|
} |
96 |
|
|
|
|
| 100% |
Uncovered Elements: 0 (2) |
Complexity: 1 |
Complexity Density: 0.5 |
|
97 |
4 |
@Override... |
98 |
|
public void setRootReference(EntityReference rootReference) |
99 |
|
{ |
100 |
4 |
previous.setRootReference(rootReference); |
101 |
4 |
next.setRootReference(rootReference); |
102 |
|
} |
103 |
|
|
|
|
| 100% |
Uncovered Elements: 0 (1) |
Complexity: 1 |
Complexity Density: 1 |
|
104 |
492 |
@Override... |
105 |
|
public boolean hasNext() |
106 |
|
{ |
107 |
492 |
return previous.hasNext() || next.hasNext(); |
108 |
|
} |
109 |
|
|
|
|
| 100% |
Uncovered Elements: 0 (38) |
Complexity: 9 |
Complexity Density: 0.38 |
|
110 |
487 |
@Override... |
111 |
|
public Pair<DocumentReference, Action> next() |
112 |
|
{ |
113 |
487 |
DocumentReference documentReference; |
114 |
487 |
Action action; |
115 |
487 |
if (next.hasNext() && previous.hasNext()) { |
116 |
4 |
if (diff >= 0) { |
117 |
3 |
nextEntry = next.next(); |
118 |
|
} |
119 |
4 |
if (diff <= 0) { |
120 |
3 |
previousEntry = previous.next(); |
121 |
|
} |
122 |
4 |
diff = documentReferenceComparator.compare(previousEntry.getKey(), nextEntry.getKey()); |
123 |
4 |
if (diff == 0) { |
124 |
2 |
documentReference = nextEntry.getKey(); |
125 |
|
|
126 |
2 |
if (nextEntry.getValue().equals(previousEntry.getValue())) { |
127 |
1 |
action = Action.SKIP; |
128 |
|
} else { |
129 |
1 |
action = Action.UPDATE; |
130 |
|
} |
131 |
2 |
} else if (diff > 0) { |
132 |
1 |
documentReference = nextEntry.getKey(); |
133 |
1 |
action = Action.ADD; |
134 |
|
} else { |
135 |
1 |
documentReference = previousEntry.getKey(); |
136 |
1 |
action = Action.DELETE; |
137 |
|
} |
138 |
483 |
} else if (next.hasNext()) { |
139 |
481 |
documentReference = next.next().getKey(); |
140 |
481 |
action = Action.ADD; |
141 |
|
} else { |
142 |
2 |
documentReference = previous.next().getKey(); |
143 |
2 |
action = Action.DELETE; |
144 |
|
} |
145 |
|
|
146 |
487 |
return new ImmutablePair<DocumentReference, Action>(documentReference, action); |
147 |
|
} |
148 |
|
|
|
|
| 100% |
Uncovered Elements: 0 (1) |
Complexity: 1 |
Complexity Density: 1 |
|
149 |
4 |
@Override... |
150 |
|
public long size() |
151 |
|
{ |
152 |
4 |
return Math.max(previous.size(), next.size()); |
153 |
|
} |
154 |
|
} |