01: /* Soot - a J*va Optimization Framework
02: * Copyright (C) 1999 Patrick Lam
03: * Copyright (C) 2004 Ondrej Lhotak
04: *
05: * This library is free software; you can redistribute it and/or
06: * modify it under the terms of the GNU Lesser General Public
07: * License as published by the Free Software Foundation; either
08: * version 2.1 of the License, or (at your option) any later version.
09: *
10: * This library is distributed in the hope that it will be useful,
11: * but WITHOUT ANY WARRANTY; without even the implied warranty of
12: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13: * Lesser General Public License for more details.
14: *
15: * You should have received a copy of the GNU Lesser General Public
16: * License along with this library; if not, write to the
17: * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18: * Boston, MA 02111-1307, USA.
19: */
20:
21: /*
22: * Modified by the Sable Research Group and others 1997-1999.
23: * See the 'credits' file distributed with Soot for the complete list of
24: * contributors. (Soot is distributed at http://www.sable.mcgill.ca/soot)
25: */
26:
27: package soot.grimp.internal;
28:
29: import soot.*;
30: import soot.grimp.*;
31: import soot.jimple.internal.*;
32:
33: public class GInstanceFieldRef extends AbstractInstanceFieldRef
34: implements Precedence {
35: public GInstanceFieldRef(Value base, SootFieldRef fieldRef) {
36: super (Grimp.v().newObjExprBox(base), fieldRef);
37: }
38:
39: private String toString(Value op, String opString,
40: String rightString) {
41: String leftOp = opString;
42:
43: if (op instanceof Precedence
44: && ((Precedence) op).getPrecedence() < getPrecedence())
45: leftOp = "(" + leftOp + ")";
46: return leftOp + rightString;
47: }
48:
49: public String toString() {
50: return toString(getBase(), getBase().toString(), "."
51: + fieldRef.getSignature());
52: }
53:
54: public int getPrecedence() {
55: return 950;
56: }
57:
58: public Object clone() {
59: return new GInstanceFieldRef(Grimp.cloneIfNecessary(getBase()),
60: fieldRef);
61: }
62:
63: }
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