org.da.sparqlhelper.sparql.model

Class ExpressionList

java.lang.Object

org.da.sparqlhelper.sparql.model.ExpressionList

Direct Known Subclasses:

Bind, Coalesce, Filter

public abstract class ExpressionList
extends java.lang.Object

Represents a list of expressions.

Since:

0.1

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.List<Expression>	expressions
protected ISparqlRequestGroup	request

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ExpressionList(ISparqlRequestGroup request)

Method Summary

Modifier and Type	Method and Description
abstract boolean	checkValidity()
LiteralExpression	createLiteral(java.lang.Object value) Create a literal expression.
VariableExpression	createVariable(java.lang.String var) Create a variable expression.
java.util.List<Expression>	getExpressions() Return the expressions.

Methods inherited from class java.lang.Object

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

Field Detail

expressions

protected final java.util.List<Expression> expressions

request

protected final ISparqlRequestGroup request

Constructor Detail

ExpressionList

protected ExpressionList(ISparqlRequestGroup request)

Method Detail

getExpressions

public java.util.List<Expression> getExpressions()

Return the expressions.

Returns:

the expressions

createVariable

public VariableExpression createVariable(java.lang.String var)

Create a variable expression.

Parameters:

var - the variable

Returns:

the variable expression

createLiteral

public LiteralExpression createLiteral(java.lang.Object value)

Create a literal expression.

Parameters:

value - the literal value

Returns:

the literal expression

checkValidity

public abstract boolean checkValidity()