/**
* @param DataStream $stream
* @return mixed
*/
public static function readFromStream(DataStream $stream)
{
$data = ['type' => $stream->readShort()];
switch ($data['type']) {
case DataTypeEnum::CUSTOM:
$data['name'] = $stream->readString();
break;
case DataTypeEnum::COLLECTION_LIST:
case DataTypeEnum::COLLECTION_SET:
$data['value'] = self::readFromStream($stream);
break;
case DataTypeEnum::COLLECTION_MAP:
$data['key'] = self::readFromStream($stream);
$data['value'] = self::readFromStream($stream);
break;
}
return $data;
}
/**
* Return metadata
* @return array
*/
private function getMetadata()
{
$flags = $this->dataStream->readInt();
$columnCount = $this->dataStream->readInt();
$globalTableSpec = $flags & 0x1;
if ($globalTableSpec) {
$keyspace = $this->dataStream->readString();
$tableName = $this->dataStream->readString();
}
$columns = [];
for ($i = 0; $i < $columnCount; ++$i) {
if (isset($keyspace, $tableName)) {
$columnData = ['keyspace' => $keyspace, 'tableName' => $tableName, 'name' => $this->dataStream->readString(), 'type' => TypeReader::readFromStream($this->dataStream)];
} else {
$columnData = ['keyspace' => $this->dataStream->readString(), 'tableName' => $this->dataStream->readString(), 'name' => $this->dataStream->readString(), 'type' => TypeReader::readFromStream($this->dataStream)];
}
$columns[] = $columnData;
}
return ['columnCount' => $columnCount, 'columns' => $columns];
}
