org.semanticweb.ruqar.rules

Class Atom

java.lang.Object

org.semanticweb.ruqar.rules.Atom

public class Atom
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
Atom(Atom atom) Creates a copy of a given object.
Atom(AtomType type) Constructor: is required.
Atom(java.util.List<Term> terms) Constructor: a set of terms is required.

Method Summary

Methods

Modifier and Type	Method and Description
void	addTerm(Term term) Adds a term to the atom.
Term	findArgument1Term() Returns Argument1 term if it exists.
Term	findArgument2Term() Returns Argument2 term if it exists.
Term	findCalledTerm() Returns Called term if it exists.
Term	findEqualTerm(Term equal) Finds exactly the same term as the given one.
Term	findObjectTerm() Returns Object term if it exists.
Term	findPredicateTerm() Returns Predicate term if it exists.
Term	findSimilarTerm(Term similar) Finds similar term as the given one, i.e., a term which has the same value, is variable and has the same value type, but it can be of different .
Term	findSQLCommandTerm() Returns SQLCommand term if it exists.
Term	findSubjectTerm() Returns Subject term if it exists.
Term	findTermByType(TermType type) Returns any term if it exists.
java.util.List<Term>	getTerms() Returns terms in the atom.
AtomType	getType() Returns the value.
java.lang.String	prettyPrint() Returns in a human-readable form (as a object).
void	removeTerm(Term term) Removes the selected term from the list of terms
void	sortTerms() Sorts terms in an appropriate order: Subject, Predicate, Object, Argument1, Argument2, SQLCommandTerm
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Atom

public Atom(Atom atom)

Creates a copy of a given object.

Parameters:

atom -

Atom

public Atom(AtomType type)

Constructor: is required.

Parameters:

type -

Atom

public Atom(java.util.List<Term> terms)

Constructor: a set of terms is required.

Parameters:

terms -

Method Detail

addTerm

public void addTerm(Term term)

Adds a term to the atom.

Parameters:

term -

findArgument1Term

public Term findArgument1Term()

Returns Argument1 term if it exists.

Returns:

findArgument2Term

public Term findArgument2Term()

Returns Argument2 term if it exists.

Returns:

findCalledTerm

public Term findCalledTerm()

Returns Called term if it exists.

Returns:

findEqualTerm

public Term findEqualTerm(Term equal)

Finds exactly the same term as the given one.

Parameters:

equal -

Returns:

findObjectTerm

public Term findObjectTerm()

Returns Object term if it exists.

Returns:

findPredicateTerm

public Term findPredicateTerm()

Returns Predicate term if it exists.

Returns:

findSimilarTerm

public Term findSimilarTerm(Term similar)

Finds similar term as the given one, i.e., a term which has the same value, is variable and has the same value type, but it can be of different .

Parameters:

equal -

Returns:

findSQLCommandTerm

public Term findSQLCommandTerm()

Returns SQLCommand term if it exists.

Returns:

findSubjectTerm

public Term findSubjectTerm()

Returns Subject term if it exists.

Returns:

findTermByType

public Term findTermByType(TermType type)

Returns any term if it exists. is required.

Parameters:

type -

Returns:

getTerms

public java.util.List<Term> getTerms()

Returns terms in the atom.

Returns:

getType

public AtomType getType()

Returns the value.

Returns:

prettyPrint

public java.lang.String prettyPrint()

Returns in a human-readable form (as a object).

Returns:

removeTerm

public void removeTerm(Term term)

Removes the selected term from the list of terms

Parameters:

term -

sortTerms

public void sortTerms()

Sorts terms in an appropriate order: Subject, Predicate, Object, Argument1, Argument2, SQLCommandTerm

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object