public function visit(Criterion $criterion, CriterionVisitor $subVisitor = null)
    {
        /** @var \eZ\Publish\API\Repository\Values\Content\Query\Criterion\LogicalAnd $criterion */
        if (!isset($criterion->criteria[0])) {
            throw new RuntimeException('Invalid aggregation in LogicalAnd criterion.');
        }

        $subCriteria = array_map(
            function ($value) use ($subVisitor) {
                return $subVisitor->visit($value);
            },
            $criterion->criteria
        );

        if (count($subCriteria) === 1) {
            return reset($subCriteria);
        }

        return '(' . implode(' AND ', $subCriteria) . ')';
    }
public function visit(Criterion $criterion, CriterionVisitor $subVisitor = null)
    {
        
        if (!isset($criterion->criteria[0])) {
            throw new RuntimeException('Invalid aggregation in LogicalAnd criterion.');
        }

        $subCriteria = array_map(
            function ($value) use ($subVisitor) {
                return $subVisitor->visit($value);
            },
            $criterion->criteria
        );

        if (count($subCriteria) === 1) {
            return reset($subCriteria);
        }

        return '(' . implode(' AND ', $subCriteria) . ')';
    }
public function visit ( Criterion $ criterion , CriterionVisitor $ subVisitor = null ) { /** @var \eZ\Publish\API\Repository\Values\Content\Query\Criterion\LogicalAnd $criterion */ if ( ! isset ( $ criterion -> criteria [ 0 ] ) ) { throw new RuntimeException ( 'Invalid aggregation in LogicalAnd criterion.' ) ; } $ subCriteria = array_map ( function ( $ value ) use ( $ subVisitor ) { return $ subVisitor -> visit ( $ value ) ; } , $ criterion -> criteria ) ; if ( count ( $ subCriteria ) === 1 ) { return reset ( $ subCriteria ) ; } return '(' . implode ( ' AND ' , $ subCriteria ) . ')' ; }
Map field value to a proper Solr representation.

@param Criterion $criterion
@param CriterionVisitor $subVisitor

@return string
Map field value to a proper Solr representation .