1 /*
2 * Copyright (c) 2003, Henri Yandell
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or
6 * without modification, are permitted provided that the
7 * following conditions are met:
8 *
9 * + Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
11 *
12 * + Redistributions in binary form must reproduce the above copyright notice,
13 * this list of conditions and the following disclaimer in the documentation
14 * and/or other materials provided with the distribution.
15 *
16 * + Neither the name of OSJava nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32 package org.osjava.oscube.container;
33
34 import java.util.List;
35 import java.io.Reader;
36 import com.generationjava.config.Config;
37
38 public class Engine {
39
40 public static void main(String[] args) throws Exception {
41 Engine engine = new Engine();
42 // load the config
43 Config cfg = ConfigFactory.getConfig(args);
44 String runStr = cfg.getString("org.osjava.oscube.runner");
45 Class cl = Class.forName(runStr);
46 Runner runner = (Runner) cl.newInstance();
47 engine.run(runner, args);
48 }
49
50 /// TODO: Implement the Scheduler aspect
51 /// The Scheduler notifies only this class. It is
52 /// then up to this Engine to run the parsers.
53 /// TODO: Put the oscube.container and db in a different thread
54 public void run(Runner runner, String[] args) {
55 // load the config
56 Config cfg = ConfigFactory.getConfig(args);
57
58 // get the prefix for this instance, this is the active
59 // object which will be run by the runner
60 String prefix = cfg.getString("org.osjava.oscube.prefix");
61
62 // test and how schedule=startup will be handled
63 List list = cfg.getList(prefix);
64
65 for(int i=0; i<list.size(); i++) {
66 String key = (String)list.get(i);
67
68 Session session = new NamespaceSession();
69 session.put(prefix, key);
70 Config clonedCfg = ConfigFactory.getConfig(args);
71 clonedCfg.setContext(key+".");
72
73 // schedule the times to run parsers
74 // TODO: allow this to be pluggable.
75 Scheduler scheduler = SchedulerFactory.getScheduler(clonedCfg, session);
76 // Engine suddenly becomes a part of the system.
77 // Possibly the run(Config, Session) needs to
78 // move into an interface
79 scheduler.schedule(clonedCfg, session, runner);
80 }
81 }
82
83 }