Package net.sf.tweety.arg.dung.parser

Class AbstractDungParser

java.lang.Object

net.sf.tweety.commons.Parser<DungTheory,net.sf.tweety.commons.Formula>

net.sf.tweety.arg.dung.parser.AbstractDungParser

Direct Known Subclasses:

ApxParser, CnfParser, TgfParser

public abstract class AbstractDungParser
extends net.sf.tweety.commons.Parser<DungTheory,net.sf.tweety.commons.Formula>

This abstract class gives a template for parsers of files representing abstract argumentation frameworks. The file is parsed into the Tweety format for abstract argumentation frameworks.

Author:

Matthias Thimm

Constructor Summary

Constructors

Constructor	Description
AbstractDungParser()

Method Summary

Modifier and Type	Method	Description
static AbstractDungParser	getParser(FileFormat f)	Retrieves the parser for the given file format.
abstract DungTheory	parse(Reader reader)	Parses the given file into an abstract argumentation framework
static Extension	parseArgumentList(String s)	Returns a collection view of the given set of arguments
DungTheory	parseBeliefBase(Reader reader)
static boolean	parseBoolean(String s)	Parses the given string (either "YES" or "NO") to a boolean value.
static Collection<Collection<Argument>>	parseExtensionList(String s)	Returns a collection view of the given set of extensions (=sets of arguments)
net.sf.tweety.commons.Formula	parseFormula(Reader reader)
static Labeling	parseLabeling(String s)	Returns a labeling parsed from the given string
static Collection<Labeling>	parseLabelingList(String s)	Returns a collection view of the given set of labelings

Methods inherited from class net.sf.tweety.commons.Parser

isNumeric, parseBeliefBase, parseBeliefBaseFromFile, parseFormula, parseFormulaFromFile

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractDungParser

public AbstractDungParser()

Method Detail

getParser

public static AbstractDungParser getParser(FileFormat f)

Retrieves the parser for the given file format.

Parameters:

f - some file format

Returns:

a parser or null if the format is not supported.

parseBeliefBase

public DungTheory parseBeliefBase(Reader reader)
                           throws IOException,
                                  net.sf.tweety.commons.ParserException

Specified by:

parseBeliefBase in class net.sf.tweety.commons.Parser<DungTheory,net.sf.tweety.commons.Formula>

Throws:

IOException

net.sf.tweety.commons.ParserException

parseFormula

public net.sf.tweety.commons.Formula parseFormula(Reader reader)
                                           throws IOException,
                                                  net.sf.tweety.commons.ParserException

Specified by:

parseFormula in class net.sf.tweety.commons.Parser<DungTheory,net.sf.tweety.commons.Formula>

Throws:

IOException

net.sf.tweety.commons.ParserException

parseArgumentList

public static Extension parseArgumentList(String s)

Returns a collection view of the given set of arguments

Parameters:

s - some string in the format "[arg1,...,argn]".

Returns:

a collection view of the given arguments

parseExtensionList

public static Collection<Collection<Argument>> parseExtensionList(String s)

Returns a collection view of the given set of extensions (=sets of arguments)

Parameters:

s - some string in the format "[[arg1,...,argn],...,[arg1,...,argn]]".

Returns:

a collection view of the given set of extensions

parseLabelingList

public static Collection<Labeling> parseLabelingList(String s)

Returns a collection view of the given set of labelings

Parameters:

s - some string in the format "[[IN1,...,INM],[OUT1,...,OUTN],[UNDEC1,...,UNDECM]]\n...[[IN1,...,INM],[OUT1,...,OUTN],[UNDEC1,...,UNDECM]]".

Returns:

a collection view of the given set of labelings

parseBoolean

public static boolean parseBoolean(String s)

Parses the given string (either "YES" or "NO") to a boolean value.

Parameters:

s - some string (either "YES" or "NO")

Returns:

a boolean representing the string.

parseLabeling

public static Labeling parseLabeling(String s)

Returns a labeling parsed from the given string

Parameters:

s - some string in the format [[IN1,...,INM],[OUT1,...,OUTN],[UNDEC1,...,UNDECM]]

Returns:

a labeling.

parse

public abstract DungTheory parse(Reader reader)
                          throws IOException

Parses the given file into an abstract argumentation framework

Parameters:

reader - some reader

Returns:

an abstract argumentation framework

Throws:

IOException - for all errors concerning file reading.