org.da.sparqlhelper.sparql.model.expressions

Class IRIExpression

java.lang.Object

org.da.sparqlhelper.sparql.model.expressions.AbstractExpression

org.da.sparqlhelper.sparql.model.expressions.IRIExpression

All Implemented Interfaces:

Expression, ExpressionOperators

public class IRIExpression
extends AbstractExpression

Represent an IRI appearing in a BIND, FILTER, or COALESCE construct.

Field Summary

Fields inherited from class org.da.sparqlhelper.sparql.model.expressions.AbstractExpression

operator

Fields inherited from interface org.da.sparqlhelper.sparql.model.expressions.ExpressionOperators

AND, DEFAULT, DIVIDE, MINUS, MULTIPLY, NOT, OR, PLUS

Constructor Summary

Constructors

Constructor and Description
IRIExpression(IRI iri) Constructor.
IRIExpression(java.lang.String iriAsString) Constructor.

Method Summary

Modifier and Type	Method and Description
void	appendContent(java.lang.String prefix, java.lang.StringBuilder buf) Append the expression content to a buffer.
boolean	checkValidity(ISparqlRequestGroup request) Return true.
IRI	getIRI() Return the IRI.
java.util.Set<java.lang.String>	getOutputVariables() Return an empty set.
java.util.Set<java.lang.String>	getVariables() Return an empty set.
boolean	isSimpleExpression() Return true.

Methods inherited from class org.da.sparqlhelper.sparql.model.expressions.AbstractExpression

getOperator, setOperator, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.da.sparqlhelper.sparql.model.expressions.Expression

create, getContent, getOperatorAsString, getOperatorAsString

Constructor Detail

IRIExpression

public IRIExpression(java.lang.String iriAsString)

Constructor.

Parameters:

iriAsString - the IRI as a String

IRIExpression

public IRIExpression(IRI iri)

Constructor.

Parameters:

iri - the IRI

Method Detail

getIRI

public IRI getIRI()

Return the IRI.

Returns:

the IRI

getOutputVariables

public java.util.Set<java.lang.String> getOutputVariables()

Return an empty set.

Returns:

the variables

getVariables

public java.util.Set<java.lang.String> getVariables()

Return an empty set.

Returns:

the variables

isSimpleExpression

public boolean isSimpleExpression()

Return true.

Returns:

true

checkValidity

public boolean checkValidity(ISparqlRequestGroup request)

Return true.

Parameters:

request - the request

Returns:

true

appendContent

public void appendContent(java.lang.String prefix,
                          java.lang.StringBuilder buf)

Description copied from interface: Expression

Append the expression content to a buffer.

Parameters:

prefix - the prefix

buf - the buffer