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comparison agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/BasicBlockSym.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children c18cbe5936b8
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-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 2001 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 package sun.jvm.hotspot.debugger.cdbg.basic;
26
27 import java.util.*;
28
29 import sun.jvm.hotspot.debugger.*;
30 import sun.jvm.hotspot.debugger.cdbg.*;
31
32 public class BasicBlockSym extends BasicSym implements BlockSym {
33 private BlockSym parent;
34 private long length;
35 private Address addr;
36
37 private List locals;
38
39 /** Creates a new BlockSym. Parent can be null. */
40 public BasicBlockSym(BlockSym parent, long length, Address addr, String name) {
41 super(name);
42 this.parent = parent;
43 this.length = length;
44 this.addr = addr;
45 }
46
47 public BlockSym asBlock() { return this; }
48
49 public BlockSym getParent() { return parent; }
50 public long getLength() { return length; }
51 public Address getAddress() { return addr; }
52
53 public int getNumLocals() {
54 if (locals == null) {
55 return 0;
56 }
57
58 return locals.size();
59 }
60
61 public LocalSym getLocal(int i) {
62 return (LocalSym) locals.get(i);
63 }
64
65 public void addLocal(LocalSym local) {
66 if (locals == null) {
67 locals = new ArrayList();
68 }
69 locals.add(local);
70 }
71
72 public void resolve(BasicCDebugInfoDataBase db, ResolveListener listener) {
73 parent = (BlockSym) db.resolveSym(this, parent, listener, "resolving parent of block");
74 if (locals != null) {
75 for (Iterator iter = locals.iterator(); iter.hasNext(); ) {
76 ((BasicLocalSym) iter.next()).resolve(db, listener);
77 }
78 }
79 }
80 }