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.impl;
14 import org.simantics.db.VirtualGraph;
15 import org.simantics.db.exception.DatabaseException;
16 import org.simantics.db.impl.graph.ReadGraphImpl;
17 import org.simantics.utils.datastructures.Callback;
19 public interface VirtualGraphImpl extends VirtualGraph {
21 public int newResource(boolean lazy);
23 public void claim(int subject, int predicate, int object);
24 public int[] getObjects(int subject, int predicate);
25 public int[] getPredicates(int subject);
26 public byte[] getValue(int resource);
27 public void deny(int subject, int predicate, int object);
28 public void claimValue(int resource, byte[] object, int length);
29 public void denyValue(int resource);
31 public boolean isPending(int resource);
32 public boolean isPending(int resource, int predicate);
34 public void load(ReadGraphImpl graph, int resource, int predicate, Callback<ReadGraphImpl> callback) throws DatabaseException;
35 public void load(ReadGraphImpl graph, int resource, Callback<ReadGraphImpl> callback) throws DatabaseException;