1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.db.common.request;
14 import org.simantics.db.AsyncReadGraph;
15 import org.simantics.db.Resource;
16 import org.simantics.db.Statement;
17 import org.simantics.db.procedure.AsyncProcedure;
19 final public class PossibleTag extends ResourceAsyncRead2<Resource> {
21 public PossibleTag(Resource resource, Resource predicate) {
22 super(resource, predicate);
26 public void perform(AsyncReadGraph graph, final AsyncProcedure<Resource> procedure) {
28 graph.forPossibleStatement(resource, resource2, new AsyncProcedure<Statement>() {
31 public void execute(AsyncReadGraph graph, Statement result) {
33 procedure.execute(graph, null);
35 procedure.execute(graph, result.getPredicate());
40 public void exception(AsyncReadGraph graph, Throwable t) {
41 procedure.exception(graph, t);