/*
***************************************************************************************
* Copyright (C) 2006 EsperTech, Inc. All rights reserved. *
* http://www.espertech.com/esper *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
***************************************************************************************
*/
package com.espertech.esper.epl.index.quadtree;
import com.espertech.esper.epl.expression.core.ExprNode;
import com.espertech.esper.epl.join.table.EventTable;
import com.espertech.esper.epl.join.table.EventTableOrganization;
import com.espertech.esper.epl.lookup.AdvancedIndexConfigContextPartition;
import com.espertech.esper.epl.lookup.EventAdvancedIndexConfigStatement;
import com.espertech.esper.spatial.quadtree.pointregion.PointRegionQuadTree;
import com.espertech.esper.spatial.quadtree.pointregion.PointRegionQuadTreeFactory;
import java.util.Map;
public class EventAdvancedIndexFactoryQuadTreePointRegion extends EventAdvancedIndexFactoryQuadTree {
public final static EventAdvancedIndexFactoryQuadTreePointRegion INSTANCE = new EventAdvancedIndexFactoryQuadTreePointRegion();
private EventAdvancedIndexFactoryQuadTreePointRegion() {}
public boolean providesIndexForOperation(String operationName, Map<Integer, ExprNode> value) {
return operationName.equals(EngineImportApplicationDotMethodPointInsideRectange.LOOKUP_OPERATION_NAME);
}
public EventTable make(EventAdvancedIndexConfigStatement configStatement, AdvancedIndexConfigContextPartition configCP, EventTableOrganization organization) {
AdvancedIndexConfigContextPartitionQuadTree qt = (AdvancedIndexConfigContextPartitionQuadTree) configCP;
PointRegionQuadTree<Object> quadTree = PointRegionQuadTreeFactory.make(qt.getX(), qt.getY(), qt.getWidth(), qt.getHeight(), qt.getLeafCapacity(), qt.getMaxTreeHeight());
return new EventTableQuadTreePointRegionImpl(organization, (AdvancedIndexConfigStatementPointRegionQuadtree) configStatement, quadTree);
}
}