Code Duplication    Length = 7-7 lines in 2 locations

lib/Doctrine/ORM/Query/QueryExpressionVisitor.php 2 locations

@@ 170-176 (lines=7) @@
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                return $this->expr->notIn($field, $placeholder);
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            case Comparison::EQ:
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            case Comparison::IS:
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                if ($this->walkValue($comparison->getValue()) === null) {
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                    return $this->expr->isNull($field);
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                }
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                $this->parameters[] = $parameter;
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                return $this->expr->eq($field, $placeholder);
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            case Comparison::NEQ:
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                if ($this->walkValue($comparison->getValue()) === null) {
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                    return $this->expr->isNotNull($field);
@@ 177-183 (lines=7) @@
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                $this->parameters[] = $parameter;
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                return $this->expr->eq($field, $placeholder);
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            case Comparison::NEQ:
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                if ($this->walkValue($comparison->getValue()) === null) {
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                    return $this->expr->isNotNull($field);
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                }
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                $this->parameters[] = $parameter;
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                return $this->expr->neq($field, $placeholder);
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            case Comparison::CONTAINS:
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                $parameter->setValue('%' . $parameter->getValue() . '%', $parameter->getType());
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                $this->parameters[] = $parameter;