protected function getFieldNames(
        Criterion $criterion,
        $fieldDefinitionIdentifier,
        $fieldTypeIdentifier = null,
        $name = null
    ) {
        return $this->fieldNameResolver->getFieldNames(
            $criterion,
            $fieldDefinitionIdentifier,
            $fieldTypeIdentifier,
            $name
        );
    }
protected function getFieldNames(
        Criterion $criterion,
        $fieldDefinitionIdentifier,
        $fieldTypeIdentifier = null,
        $name = null
    ) {
        return $this->fieldNameResolver->getFieldNames(
            $criterion,
            $fieldDefinitionIdentifier,
            $fieldTypeIdentifier,
            $name
        );
    }
protected function getFieldNames ( Criterion $ criterion , $ fieldDefinitionIdentifier , $ fieldTypeIdentifier = null , $ name = null ) { return $ this -> fieldNameResolver -> getFieldNames ( $ criterion , $ fieldDefinitionIdentifier , $ fieldTypeIdentifier , $ name ) ; }
Get field names.

@param \eZ\Publish\API\Repository\Values\Content\Query\Criterion $criterion
@param string $fieldDefinitionIdentifier
@param string $fieldTypeIdentifier
@param string $name

@return array
Get field names .