01: /* Soot - a J*va Optimization Framework
02: * Copyright (C) 2004 Jennifer Lhotak
03: *
04: * This library is free software; you can redistribute it and/or
05: * modify it under the terms of the GNU Lesser General Public
06: * License as published by the Free Software Foundation; either
07: * version 2.1 of the License, or (at your option) any later version.
08: *
09: * 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
16: * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17: * Boston, MA 02111-1307, USA.
18: */
19:
20: package ca.mcgill.sable.soot.cfg.model;
21:
22: public class CFGEdge extends CFGElement {
23:
24: private CFGNode from;
25: private CFGNode to;
26:
27: public CFGEdge(CFGNode from, CFGNode to) {
28: setFrom(from);
29: setTo(to);
30: getFrom().addOutput(this );
31: getTo().addInput(this );
32: }
33:
34: /**
35: * @return
36: */
37: public CFGNode getFrom() {
38: return from;
39: }
40:
41: /**
42: * @return
43: */
44: public CFGNode getTo() {
45: return to;
46: }
47:
48: /**
49: * @param node
50: */
51: public void setFrom(CFGNode node) {
52: from = node;
53: }
54:
55: /**
56: * @param node
57: */
58: public void setTo(CFGNode node) {
59: to = node;
60:
61: }
62:
63: public String toString() {
64: return "from: " + getFrom() + " to: " + getTo();
65: }
66:
67: }
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