de.unkrig.commons.text.scanner
Interface DocumentScanner<TT extends java.lang.Enum<TT>>

Type Parameters:

TT -

All Superinterfaces:

ProducerWhichThrows<AbstractScanner.Token<TT>,ScanException>

public interface DocumentScanner<TT extends java.lang.Enum<TT>>
extends ProducerWhichThrows<AbstractScanner.Token<TT>,ScanException>

A scanner which has a notion of a 'line number' and a 'column number' where the previously scanned token starts.

Method Summary

int	getPreviousTokenColumnNumber()
int	getPreviousTokenLineNumber()
java.lang.String	toString() Returns a human-readable text which describes the origin of the previously produced element, e.g. file name, line number and column number

Methods inherited from interface de.unkrig.commons.lang.protocol.ProducerWhichThrows

produce

Method Detail

getPreviousTokenLineNumber

int getPreviousTokenLineNumber()

Returns:

The line number (counting from one) of the previously produced token

getPreviousTokenColumnNumber

int getPreviousTokenColumnNumber()

Returns:

The column number (counting from one) of the previously produced token

toString

java.lang.String toString()

Description copied from interface: ProducerWhichThrows

Returns a human-readable text which describes the origin of the previously produced element, e.g. file name, line number and column number

Specified by:

toString in interface ProducerWhichThrows<AbstractScanner.Token<TT extends java.lang.Enum<TT>>,ScanException>

Overrides:

toString in class java.lang.Object

Returns:

A human-readable string that indicates the current scanning position, i.e. line number, column number, and possibly more information describing the source from where the document originates.