/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jena.rdf.model.impl;
import java.util.*;
import org.apache.jena.graph.* ;
import org.apache.jena.rdf.model.* ;
import org.apache.jena.util.iterator.* ;
/**
* Builds Jena Iterators and other things (RDFNode and Statement)
* needed in a Model.
*/
public final class IteratorFactory
{
private IteratorFactory(){}
/**
*
*/
static public StmtIterator asStmtIterator( Iterator<Triple> i, final ModelCom m )
{
return new StmtIteratorImpl( WrappedIterator.create( i ).mapWith( t -> m.asStatement( t ) ) );
}
/**
*
*/
static public ResIterator asResIterator( Iterator<Node> i, final ModelCom m)
{
return new ResIteratorImpl( WrappedIterator.create( i ).mapWith( o -> (Resource) m.asRDFNode( o ) ), null );
}
/**
*
*/
static public NodeIterator asRDFNodeIterator( Iterator<Node> i, final ModelCom m)
{
return new NodeIteratorImpl( WrappedIterator.create( i ).mapWith( o -> m.asRDFNode( o ) ), null );
}
static Resource asResource( Node n, ModelCom m )
{ return asResource( n, Resource.class, m ); }
static Property asProperty( Node n, ModelCom m )
{ return (Property)asResource( n, Property.class, m ); }
static Literal asLiteral(Node n,ModelCom m)
{ return m.getNodeAs( n, Literal.class ); }
static <X extends RDFNode> Resource asResource( Node n, Class<X> cl, ModelCom m )
{ return (Resource) m.getNodeAs( n, cl ); }
}