01: /*
02: * @(#)JDKVM.java 1.13 06/10/10
03: *
04: * Copyright 1990-2006 Sun Microsystems, Inc. All Rights Reserved.
05: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License version
09: * 2 only, as published by the Free Software Foundation.
10: *
11: * This program is distributed in the hope that it will be useful, but
12: * WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * General Public License version 2 for more details (a copy is
15: * included at /legal/license.txt).
16: *
17: * You should have received a copy of the GNU General Public License
18: * version 2 along with this work; if not, write to the Free Software
19: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA
21: *
22: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
23: * Clara, CA 95054 or visit www.sun.com if you need additional
24: * information or have any questions.
25: *
26: */
27:
28: package vm;
29:
30: import components.*;
31: import consts.Const;
32: import DataFormatException;
33:
34: /*
35: * This code knows information about the JDK1.x virtual machine
36: * that is not really platform-specific. Extend this class to
37: * make a core-image writer for your platform.
38: */
39:
40: public class JDKVM {
41:
42: public static boolean staticMember(ClassMemberInfo f) {
43: return ((f.access & Const.ACC_STATIC) != 0);
44: }
45:
46: public static boolean privateMember(ClassMemberInfo f) {
47: return ((f.access & Const.ACC_PRIVATE) != 0);
48: }
49:
50: public static boolean isClassType(FieldInfo f) {
51: char t = f.type.string.charAt(0);
52: return ((t == Const.SIGC_ARRAY) || (t == Const.SIGC_CLASS));
53: }
54:
55: public static boolean needsExtraStorage(FieldInfo f) {
56: return true;
57: }
58:
59: public static boolean isDataPure(FieldInfo f[]) {
60: return true;
61: }
62:
63: }
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