/*
* Copyright 1999-2010 Luca Garulli (l.garulli--at--orientechnologies.com)
*
* Licensed 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 com.orientechnologies.orient.core.iterator;
import com.orientechnologies.orient.core.db.graph.ODatabaseGraphTx;
import com.orientechnologies.orient.core.db.graph.OGraphVertex;
import com.orientechnologies.orient.core.record.impl.ODocument;
/**
* Iterator to browse all the vertexes.
*
* @author Luca Garulli
*
*/
public class OGraphVertexIterator extends OGraphElementIterator<OGraphVertex> {
public OGraphVertexIterator(final ODatabaseGraphTx iDatabase, final boolean iPolymorphic) {
super(iDatabase, OGraphVertex.class.getSimpleName(), iPolymorphic);
}
@Override
public OGraphVertex next(final String iFetchPlan) {
final ODocument doc = underlying.next();
OGraphVertex v = (OGraphVertex) database.getUserObjectByRecord(doc, null);
if (v != null)
return v;
v = getObject();
v.fromStream(doc);
return v;
}
}