01: /*
02: * Copyright 1990-2006 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
04: *
05: * This program is free software; you can redistribute it and/or
06: * modify it under the terms of the GNU General Public License version
07: * 2 only, as published by the Free Software Foundation.
08: *
09: * This program is distributed in the hope that it will be useful, but
10: * WITHOUT ANY WARRANTY; without even the implied warranty of
11: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12: * General Public License version 2 for more details (a copy is
13: * included at /legal/license.txt).
14: *
15: * You should have received a copy of the GNU General Public License
16: * version 2 along with this work; if not, write to the Free Software
17: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
18: * 02110-1301 USA
19: *
20: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
21: * Clara, CA 95054 or visit www.sun.com if you need additional
22: * information or have any questions.
23: */
24:
25: package com.sun.j2me.app;
26:
27: //import com.sun.jump.common.JUMPAppModel;
28:
29: /**
30: * Abstraction for application model
31: */
32: public class AppModel {
33:
34: /** Guard from 'new' operator */
35: private AppModel() {
36: }
37:
38: public final static int MIDLET = 0;
39: public final static int XLET = 1;
40: public final static int UNKNOWN_MODEL = 2;
41:
42: private final static int appModel = retrieveAppModel();
43:
44: public static int getAppModel() {
45: return appModel;
46: }
47:
48: private static int retrieveAppModel() {
49: /*
50: * TODO:
51: * meantime implementation is only temporary:
52: * check if it's a Midlet by reading the property "microediton.profiles"
53: * in case of xlet it generates AccessPermissionException
54: *
55: * must be changed later to the code below to get run-time information about the application model
56: *
57:
58:
59: JUMPIsolateProcess myProcess = JUMPIsolateProcess.getInstance();
60: JUMPAppModel appModel = myProcess.getAppModel();
61: if (appModel == JUMPAppModel.XLET)
62: {
63: return XLET;
64: }
65: else
66: if (appModel == JUMPAppModel.MIDLET)
67: {
68: return MIDLET;
69: }
70: return UNKNOWN_MODEL;
71: */
72:
73: try {
74: String outStr = System.getProperty("microediton.profiles");
75: System.out
76: .println(" DEBUG: microediton.profiles " + outStr);
77: return MIDLET;
78: } catch (Exception e) {
79: return XLET;
80: }
81: }
82: }
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