package org.simantics.district.network.profile;

import java.util.List;
import java.util.Set;

import org.simantics.Simantics;
import org.simantics.db.ReadGraph;
import org.simantics.db.Resource;
import org.simantics.db.common.request.ResourceRead;
import org.simantics.db.exception.DatabaseException;
import org.simantics.db.service.CollectionSupport;

public class MidBranchEdgeSetRequest extends ResourceRead<Set<Resource>> {
	public MidBranchEdgeSetRequest(Resource resource) {
		super(resource);
	}

	@Override
	public Set<Resource> perform(ReadGraph graph) throws DatabaseException {
		List<Resource> edges = Simantics.applySCL("Simantics/District/Algorithm", "midBranchEdges", graph, resource);
		CollectionSupport cs = graph.getService(CollectionSupport.class);
		return cs.getResourceSet(graph, edges);
	}
}