/**
* This file is part of d:swarm graph extension.
*
* d:swarm graph extension is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* d:swarm graph extension is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with d:swarm graph extension. If not, see <http://www.gnu.org/licenses/>.
*/
package org.dswarm.graph.delta.match.mark;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.dswarm.graph.DMPGraphException;
import org.dswarm.graph.delta.DeltaState;
import org.dswarm.graph.delta.match.model.SubGraphLeafEntity;
import org.dswarm.graph.delta.util.GraphDBMarkUtil;
import org.dswarm.graph.delta.util.GraphDBUtil;
import org.neo4j.graphdb.GraphDatabaseService;
/**
* @author tgaengler
*/
public class SubGraphLeafEntityMarker implements Marker<SubGraphLeafEntity> {
@Override public void markPaths(final Collection<SubGraphLeafEntity> subGraphLeafEntities, final DeltaState deltaState,
final GraphDatabaseService graphDB, final String prefixedResourceURI) throws DMPGraphException {
final Map<Long, Set<Long>> pathEndNodesIdsFromCSEntityMap = new HashMap<>();
for(final SubGraphLeafEntity subGraphLeafEntity : subGraphLeafEntities) {
if(!pathEndNodesIdsFromCSEntityMap.containsKey(subGraphLeafEntity.getSubGraphEntity().getCSEntity().getNodeId())) {
pathEndNodesIdsFromCSEntityMap.put(subGraphLeafEntity.getSubGraphEntity().getCSEntity().getNodeId(), new HashSet<Long>());
}
GraphDBUtil.addNodeId(pathEndNodesIdsFromCSEntityMap.get(subGraphLeafEntity.getSubGraphEntity().getCSEntity().getNodeId()), subGraphLeafEntity.getNodeId());
}
for(final Map.Entry<Long, Set<Long>> pathEndNodeIdsFromCSEntityEntry : pathEndNodesIdsFromCSEntityMap.entrySet()) {
GraphDBMarkUtil.markPaths(deltaState, graphDB, pathEndNodeIdsFromCSEntityEntry.getKey(), pathEndNodeIdsFromCSEntityEntry.getValue());
}
}
}