Code Duplication    Length = 8-8 lines in 4 locations

src/Offer/ReadModel/History/OfferHistoryProjector.php 2 locations

@@ 191-198 (lines=8) @@
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     * @param Metadata $metadata
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     * @return String|null
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     */
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    protected function getAuthorFromMetadata(Metadata $metadata)
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    {
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        $properties = $metadata->serialize();
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        if (isset($properties['user_nick'])) {
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            return new StringLiteral($properties['user_nick']);
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        }
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    }
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    /**
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     * @param Metadata $metadata
@@ 204-211 (lines=8) @@
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     * @param Metadata $metadata
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     * @return String|null
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     */
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    protected function getConsumerFromMetadata(Metadata $metadata)
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    {
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        $properties = $metadata->serialize();
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        if (isset($properties['consumer']['name'])) {
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            return new StringLiteral($properties['consumer']['name']);
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        }
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    }
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    /**
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     * @param string $eventId

src/Event/ReadModel/JSONLD/EventLDProjector.php 2 locations

@@ 667-674 (lines=8) @@
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        );
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    }
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    private function getAuthorFromMetadata(Metadata $metadata)
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    {
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        $properties = $metadata->serialize();
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        if (isset($properties['user_nick'])) {
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            return new StringLiteral($properties['user_nick']);
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        }
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    }
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    private function getConsumerFromMetadata(Metadata $metadata)
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    {
@@ 676-683 (lines=8) @@
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        }
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    }
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    private function getConsumerFromMetadata(Metadata $metadata)
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    {
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        $properties = $metadata->serialize();
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        if (isset($properties['consumer']['name'])) {
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            return new StringLiteral($properties['consumer']['name']);
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        }
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    }
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    /**
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     * @return string