Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
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25 | class FilterContainer extends ParameterBag |
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26 | { |
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27 | /** |
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28 | * @var Cache |
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29 | */ |
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30 | private $cache; |
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31 | |||
32 | /** |
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33 | * @var int |
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34 | */ |
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35 | private $lifeTime; |
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36 | |||
37 | /** |
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38 | * @var array |
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39 | */ |
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40 | private $exclude = []; |
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41 | |||
42 | /** |
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43 | * {@inheritdoc} |
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44 | */ |
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45 | public function add(array $parameters = []) |
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51 | |||
52 | /** |
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53 | * {@inheritdoc} |
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54 | */ |
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55 | public function set($key, $value) |
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61 | |||
62 | /** |
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63 | * Sets array of filter names not to be cached |
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64 | * |
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65 | * @param array $exclude |
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66 | */ |
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67 | public function setExclude(array $exclude) |
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71 | |||
72 | /** |
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73 | * Filters accepted. |
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74 | * |
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75 | * @param RelationInterface $relation |
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76 | * |
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77 | * @return FilterInterface[]|FilterIterator |
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78 | */ |
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79 | public function getFiltersByRelation(RelationInterface $relation) |
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83 | |||
84 | /** |
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85 | * Builds search request according to given filters. |
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86 | * |
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87 | * @param Request $request |
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88 | * |
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89 | * @return SearchRequest |
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90 | */ |
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91 | View Code Duplication | public function buildSearchRequest(Request $request) |
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105 | |||
106 | /** |
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107 | * Builds elastic search query by given SearchRequest and filters. |
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108 | * |
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109 | * @param SearchRequest $request |
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110 | * @param \ArrayIterator|null $filters |
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111 | * |
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112 | * @return Search |
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113 | */ |
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114 | View Code Duplication | public function buildSearch(SearchRequest $request, $filters = null) |
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126 | } |
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127 |
This check marks private properties in classes that are never used. Those properties can be removed.