/**
* Create an instance of the SecuredGraph
*
* @param securityEvaluator The security evaluator to use
* @param graphIRI The IRI for the graph.
* @param graph The graph that we are wrapping.
* @return the secured graph
*/
public static SecuredGraph getInstance(
final SecurityEvaluator securityEvaluator, final String graphIRI, final Graph graph) {
final ItemHolder<Graph, SecuredGraphImpl> holder =
new ItemHolder<Graph, SecuredGraphImpl>(graph);
final SecuredGraphImpl checker = new SecuredGraphImpl(securityEvaluator, graphIRI, holder) {};
// If we going to create a duplicate proxy return this one.
if (graph instanceof SecuredGraphImpl) {
if (checker.isEquivalent((SecuredGraphImpl) graph)) {
return (SecuredGraph) graph;
}
}
return holder.setSecuredItem(new SecuredItemInvoker(graph.getClass(), checker));
}
