1 /*
2 * Copyright (C) 2006 Tom Gibara
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 package com.tomgibara.pronto.state.impl;
20
21 import com.tomgibara.pronto.state.StateActivator;
22 import com.tomgibara.pronto.state.StateEngine;
23 import com.tomgibara.pronto.state.StateFactory;
24 import com.tomgibara.pronto.state.StateGraph;
25
26 public class StateFactoryImpl extends StateFactory {
27
28 @SuppressWarnings("unchecked")
29 private static final StateGraphImpl EMPTY_STATE_GRAPH = new StateGraphImpl();
30
31 @SuppressWarnings("unchecked")
32 @Override
33 public <S, L> StateGraph<S, L> emptyStateGraph() {
34 return EMPTY_STATE_GRAPH;
35 }
36
37 @Override
38 public <S, L, P> StateEngine<S, L, P> newEngine(final StateGraph<S, L> graph,
39 final StateActivator<S, L, P> activator) {
40 return new StateEngineImpl<S, L, P>(graph, activator);
41 }
42 }