org.apache.marmotta.kiwi.reasoner.parser

Class KWRLProgramParserBase

java.lang.Object

org.apache.marmotta.kiwi.reasoner.parser.KWRLProgramParserBase

Direct Known Subclasses:

KWRLProgramParser

public abstract class KWRLProgramParserBase
extends Object

Base class for the JavaCC parser with support methods

Author: Sebastian Schaffert (sschaffert@apache.org)

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.slf4j.Logger	log
protected Map<String,String>	namespaces A map mapping from namespace prefix to namespace URI
protected Map<String,ResourceField>	resources
protected org.openrdf.model.ValueFactory	valueFactory
protected Map<String,VariableField>	variables

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	KWRLProgramParserBase()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	endRule()
protected ResourceField	getResource(String uri)
protected ResourceField	getResourceByNS(String nsUri)
protected org.openrdf.model.ValueFactory	getValueFactory()
protected VariableField	getVariable(String name)
Program	parseProgram()
static Program	parseProgram(String content, org.openrdf.model.ValueFactory vf) Short hand for parsing a program from a string using a given value factory.
Rule	parseRule()
Rule	parseRule(Map<String,String> namespaces)
static Rule	parseRule(String content, Map<String,String> namespaces, org.openrdf.model.ValueFactory vf) Short hand for parsing a rule from a string using a given dictionary of namespaces and a value factory.
static Rule	parseRule(String content, org.openrdf.model.ValueFactory vf) Short hand for parsing a rule from a string using a given dictionary of namespaces and a value factory.
abstract Program	Program() Parse the input as KWRL program.
protected org.openrdf.model.Literal	resolveLiteral(Object content, Locale loc, String typeUri)
protected org.openrdf.model.URI	resolveResource(String uri)
abstract Rule	Rule() Parse the input as KWRL rule.
protected void	setNamespaces(Map<String,String> namespaces)
protected void	setValueFactory(org.openrdf.model.ValueFactory valueFactory)
protected void	startRule()

Methods inherited from class java.lang.Object

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

Field Detail

log

protected static final org.slf4j.Logger log

valueFactory

protected org.openrdf.model.ValueFactory valueFactory

variables

protected Map<String,VariableField> variables

resources

protected Map<String,ResourceField> resources

namespaces

protected Map<String,String> namespaces

A map mapping from namespace prefix to namespace URI

Constructor Detail

KWRLProgramParserBase

protected KWRLProgramParserBase()

Method Detail

getValueFactory

protected org.openrdf.model.ValueFactory getValueFactory()

setValueFactory

protected void setValueFactory(org.openrdf.model.ValueFactory valueFactory)

setNamespaces

protected void setNamespaces(Map<String,String> namespaces)

parseProgram

public static Program parseProgram(String content,
                   org.openrdf.model.ValueFactory vf)
                            throws ParseException

Short hand for parsing a program from a string using a given value factory.

Parameters:

content - the program represented as string

vf - the value factory to use by the parser for creating resources and literals

Returns:

the parsed KWRL program

Throws:

ParseException

parseRule

public static Rule parseRule(String content,
             org.openrdf.model.ValueFactory vf)
                      throws ParseException

Short hand for parsing a rule from a string using a given dictionary of namespaces and a value factory.

Parameters:

content - the rule represented as string; needs to use fully-qualified URIs for resources

vf - the value factory to use by the parser for creating resources and literals

Returns:

the parsed rule

Throws:

ParseException

parseRule

public static Rule parseRule(String content,
             Map<String,String> namespaces,
             org.openrdf.model.ValueFactory vf)
                      throws ParseException

Short hand for parsing a rule from a string using a given dictionary of namespaces and a value factory.

Parameters:

content - the rule represented as string

namespaces - a map of namespaces, mapping from prefix to namespace URI

vf - the value factory to use by the parser for creating resources and literals

Returns:

the parsed rule

Throws:

ParseException

parseProgram

public Program parseProgram()
                     throws ParseException

Throws:

ParseException

parseRule

public Rule parseRule(Map<String,String> namespaces)
               throws ParseException

Throws:

ParseException

parseRule

public Rule parseRule()
               throws ParseException

Throws:

ParseException

resolveResource

protected org.openrdf.model.URI resolveResource(String uri)

resolveLiteral

protected org.openrdf.model.Literal resolveLiteral(Object content,
                                       Locale loc,
                                       String typeUri)

getVariable

protected VariableField getVariable(String name)

getResource

protected ResourceField getResource(String uri)

getResourceByNS

protected ResourceField getResourceByNS(String nsUri)
                                 throws ParseException

Throws:

ParseException

startRule

protected void startRule()

endRule

protected void endRule()

Program

public abstract Program Program()
                         throws ParseException

Parse the input as KWRL program. Implemented by JavaCC-generated parser

Returns:

Throws:

ParseException

Rule

public abstract Rule Rule()
                   throws ParseException

Parse the input as KWRL rule. Implemented by JavaCC-generated parser

Returns:

Throws:

ParseException