/*
* Copyright Aduna (http://www.aduna-software.com/) (c) 1997-2006.
*
* Licensed under the Aduna BSD-style license.
*/
package org.openrdf.rdf2go;
import org.ontoware.rdf2go.exception.ModelRuntimeException;
import org.ontoware.rdf2go.model.QueryRow;
import org.ontoware.rdf2go.model.node.Literal;
import org.ontoware.rdf2go.model.node.Node;
import org.openrdf.model.Value;
import org.openrdf.query.BindingSet;
/**
* Wrapper that takes an OpenRDF BindingSet and converts it to a RDF2Go
* QueryRow.
*/
public class QueryRowWrapper implements QueryRow {
private BindingSet solution;
public QueryRowWrapper(BindingSet solution) {
this.solution = solution;
}
public Node getValue(String varName) {
Value value = this.solution.getValue(varName);
return ConversionUtil.toRdf2go(value);
}
public String getLiteralValue(String varName)
throws ModelRuntimeException
{
Node node = getValue(varName);
if (node instanceof Literal) {
return ((Literal)node).getValue();
}
else {
throw new ModelRuntimeException("Node is not a literal: " + node);
}
}
}