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Code Duplication    Length = 9-9 lines in 2 locations

src/Rentgen/Database/Constraint/ForeignKey.php 2 locations

@@ 86-94 (lines=9) @@
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     *
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     * @return ForeignKey Self instance.
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     */
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    public function setColumns($columns)
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    {
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        if (!is_array($columns)) {
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            $columns = array($columns);
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        }
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        $this->columns = $columns;
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        return $this;
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    }
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    /**
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     * Gets column names.
@@ 113-121 (lines=9) @@
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     *
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     * @return ForeignKey Self instance.
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     */
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    public function setReferencedColumns($columns)
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    {
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        if (!is_array($columns)) {
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            $columns = array($columns);
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        }
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        $this->referencedColumns = $columns;
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        return $this;
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    }
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    /**
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     * Gets reference column names.