package org.simantics.db.layer0.request;

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.operation.Layer0X;

public class IsActive extends ResourceRead<Boolean> {

    public IsActive(Resource resource) {
        super(resource);
    }

    @Override
    public Boolean perform(ReadGraph graph) throws DatabaseException {
    	return graph.hasStatement(resource, Layer0X.getInstance(graph).IsActivatedBy);
    }

}