org.semanticweb.ruqar.transformations

Class DBMappingRuleIntoJessRule

java.lang.Object

org.semanticweb.ruqar.transformations.RulesIntoJessRules

org.semanticweb.ruqar.transformations.DBMappingRuleIntoJessRule

All Implemented Interfaces:

DBMappingRuleInto, RulesInto

public class DBMappingRuleIntoJessRule
extends RulesIntoJessRules
implements DBMappingRuleInto

Class dependent for the transformation of mapping rules (expressed in ASRF) into a set of Jess rules.

Field Summary

Fields inherited from interface org.semanticweb.ruqar.transformations.RulesInto

nl, quote

Constructor Summary

Constructors

Constructor and Description
DBMappingRuleIntoJessRule() Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	addObject(java.lang.Object object, java.lang.String objectName) Adds java object to the reasoning engine.
void	addResultsToEngine(java.util.List<Atom> atoms) Translates set of Atoms into the Jess syntax, and adds them as asserts to the engine.
void	addStatement(java.lang.Object statement) Adds the statement to the appropriate reasoning engine.
void	answerQuery(java.lang.String queryName, java.util.List<java.lang.String> variablesInQuery, java.util.HashMap<java.lang.String,java.util.List<java.lang.String>> variablesWithValues) Answers the selected query.
java.lang.String	createFieldsAndValues(java.lang.String type, Atom mappingAtom) Creates the values of the fields according to the Jess rule syntax
long	getFactCount() Returns the number of facts in KB
jess.Rete	getRete()
java.util.List<java.lang.String>	getTransformedMappingRules(java.util.Hashtable<java.lang.String,DBMapping> mappings) Returns a set of Jess rules
static void	main(java.lang.String[] args)
void	prepareEngine() Prepares the engine before the first execution (e.g.
int	runEngine() Starts reasoning engine;
void	setRete(jess.Rete rete)

Methods inherited from class org.semanticweb.ruqar.transformations.RulesIntoJessRules

getAtomToString, getAtomTypeMapping, getDataStructures, getQuery, getRuleFromQuery, getTermToString, getTermTypeMapping, getTransformatedData, getTransformatedRules, getValueTypeMapping, saveDataToFile, saveRulesToFile

Methods inherited from class java.lang.Object

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

Constructor Detail

DBMappingRuleIntoJessRule

public DBMappingRuleIntoJessRule()

Constructor.

Method Detail

addObject

public void addObject(java.lang.Object object,
             java.lang.String objectName)

Description copied from interface: DBMappingRuleInto

Adds java object to the reasoning engine.

Specified by:

addObject in interface DBMappingRuleInto

addResultsToEngine

public void addResultsToEngine(java.util.List<Atom> atoms)

Translates set of Atoms into the Jess syntax, and adds them as asserts to the engine.

Specified by:

addResultsToEngine in interface DBMappingRuleInto

Parameters:

results -

addStatement

public void addStatement(java.lang.Object statement)

Description copied from interface: DBMappingRuleInto

Adds the statement to the appropriate reasoning engine.

Specified by:

addStatement in interface DBMappingRuleInto

answerQuery

public void answerQuery(java.lang.String queryName,
               java.util.List<java.lang.String> variablesInQuery,
               java.util.HashMap<java.lang.String,java.util.List<java.lang.String>> variablesWithValues)

Description copied from interface: DBMappingRuleInto

Answers the selected query.

Specified by:

answerQuery in interface DBMappingRuleInto

createFieldsAndValues

public java.lang.String createFieldsAndValues(java.lang.String type,
                                     Atom mappingAtom)

Creates the values of the fields according to the Jess rule syntax

Specified by:

createFieldsAndValues in interface DBMappingRuleInto

Parameters:

type -

mappingAtom -

Returns:

getFactCount

public long getFactCount()

Description copied from interface: DBMappingRuleInto

Returns the number of facts in KB

Specified by:

getFactCount in interface DBMappingRuleInto

Returns:

getRete

public jess.Rete getRete()

getTransformedMappingRules

public java.util.List<java.lang.String> getTransformedMappingRules(java.util.Hashtable<java.lang.String,DBMapping> mappings)

Returns a set of Jess rules

Specified by:

getTransformedMappingRules in interface DBMappingRuleInto

Parameters:

mappings - ASRF rules

Returns:

main

public static void main(java.lang.String[] args)

prepareEngine

public void prepareEngine()

Description copied from interface: DBMappingRuleInto

Prepares the engine before the first execution (e.g. reading of required files)

Specified by:

prepareEngine in interface DBMappingRuleInto

runEngine

public int runEngine()

Description copied from interface: DBMappingRuleInto

Starts reasoning engine;

Specified by:

runEngine in interface DBMappingRuleInto

Returns:

setRete

public void setRete(jess.Rete rete)