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/*
 *
 *  *  Copyright 2014 Orient Technologies LTD (info(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.
 *  *
 *  * For more information: http://www.orientechnologies.com
 *
 */

package com.tinkerpop.blueprints.impls.orient;

import java.util.Iterator;

import com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx;
import com.orientechnologies.orient.core.iterator.ORecordIteratorClass;
import com.orientechnologies.orient.core.record.ORecord;
import com.tinkerpop.blueprints.CloseableIterable;
import com.tinkerpop.blueprints.Element;

/**
 * @author Luca Garulli (http://www.orientechnologies.com)
 */
class OrientElementScanIterable implements CloseableIterable {
  private final String          elementClass;
  private final OrientBaseGraph graph;
  private final boolean         polymorphic;

  public OrientElementScanIterable(final OrientBaseGraph graph, final String elementClass, final boolean polymorphic) {
    this.graph = graph;
    this.elementClass = elementClass;
    this.polymorphic = polymorphic;
  }

  public Iterator iterator() {
    final ODatabaseDocumentTx rawGraph = this.graph.getRawGraph();
    return new OrientElementIterator(this.graph,
        new ORecordIteratorClass(rawGraph, rawGraph, elementClass, polymorphic));
  }

  public void close() {
  }
}