parser_interface.go

package parser

// RawDataParser is interface for real data processor.
type RawDataParser interface {

	// Close func will close the file io and destruct the data flow Scanners
	Close()

	// InitIndex Set the selectors index
	// Not Required And can be empty
	InitIndex([]DocumentQuery)

	// Select func will select the data from the record.
	// Read RawDataParser one-Lined Record
	// and using DocumentQuery
	// to select the values from the record.
	// Value will in query.Selector[i].value
	// using query.Selector[i].GetValue to get the value.
	// if EOF or Other error, will got error != nil.
	Select([]DocumentQuery) error

	// CurrentLine func will return the current decoding record.
	CurrentLine() string
}