Vision/src/V1/ImportProductSetsInputConfig.php
public function setGcsSource($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Vision\V1\ImportProductSetsGcsSource::class);
        $this->writeOneof(1, $var);

        return $this;
    }
public function setGcsSource($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Vision\V1\ImportProductSetsGcsSource::class);
        $this->writeOneof(1, $var);

        return $this;
    }
public function setGcsSource ( $ var ) { GPBUtil :: checkMessage ( $ var , \ Google \ Cloud \ Vision \ V1 \ ImportProductSetsGcsSource :: class ) ; $ this -> writeOneof ( 1 , $ var ) ; return $ this ; }
The Google Cloud Storage location for a csv file which preserves a list
of ImportProductSetRequests in each line.

Generated from protobuf field <code>.google.cloud.vision.v1.ImportProductSetsGcsSource gcs_source = 1;</code>
@param \Google\Cloud\Vision\V1\ImportProductSetsGcsSource $var
@return $this
The Google Cloud Storage location for a csv file which preserves a list of ImportProductSetRequests in each line .