Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/runtime/SignatureConverter.java @ 1913:3b2dea75431e
6984311: JSR 292 needs optional bootstrap method parameters
Summary: Allow CONSTANT_InvokeDynamic nodes to have any number of extra operands.
Reviewed-by: twisti
author | jrose |
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date | Sat, 30 Oct 2010 13:08:23 -0700 |
parents | c18cbe5936b8 |
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rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.runtime; | |
26 | |
27 import sun.jvm.hotspot.oops.*; | |
28 | |
29 public class SignatureConverter extends SignatureIterator { | |
30 private StringBuffer buf; | |
31 private boolean first = true; | |
32 | |
33 public SignatureConverter(Symbol sig, StringBuffer buf) { | |
34 super(sig); | |
35 this.buf = buf; | |
36 } | |
37 | |
38 public void doBool () { appendComma(); buf.append("boolean"); } | |
39 public void doChar () { appendComma(); buf.append("char"); } | |
40 public void doFloat () { appendComma(); buf.append("float"); } | |
41 public void doDouble() { appendComma(); buf.append("double"); } | |
42 public void doByte () { appendComma(); buf.append("byte"); } | |
43 public void doShort () { appendComma(); buf.append("short"); } | |
44 public void doInt () { appendComma(); buf.append("int"); } | |
45 public void doLong () { appendComma(); buf.append("long"); } | |
46 public void doVoid () { | |
47 if(isReturnType()) { | |
48 appendComma(); buf.append("void"); | |
49 } else { | |
50 throw new RuntimeException("Should not reach here"); | |
51 } | |
52 } | |
53 | |
54 public void doObject(int begin, int end) { doObject(begin, end, true); } | |
55 public void doArray (int begin, int end) { | |
56 appendComma(); | |
57 int inner = arrayInnerBegin(begin); | |
58 switch (_signature.getByteAt(inner)) { | |
59 case 'B': buf.append("byte"); break; | |
60 case 'C': buf.append("char"); break; | |
61 case 'D': buf.append("double"); break; | |
62 case 'F': buf.append("float"); break; | |
63 case 'I': buf.append("int"); break; | |
64 case 'J': buf.append("long"); break; | |
65 case 'S': buf.append("short"); break; | |
66 case 'Z': buf.append("boolean"); break; | |
67 case 'L': doObject(inner + 1, end, false); break; | |
68 default: break; | |
69 } | |
70 for (int i = 0; i < inner - begin + 1; i++) { | |
71 buf.append("[]"); | |
72 } | |
73 } | |
74 | |
75 public void appendComma() { | |
76 if (!first) { | |
77 buf.append(", "); | |
78 } | |
79 first = false; | |
80 } | |
81 | |
82 private void doObject(int begin, int end, boolean comma) { | |
83 if (comma) { | |
84 appendComma(); | |
85 } | |
86 appendSubstring(begin, end - 1); | |
87 } | |
88 | |
89 private void appendSubstring(int begin, int end) { | |
90 for (int i = begin; i < end; i++) { | |
91 buf.append((char) (_signature.getByteAt(i) & 0xFF)); | |
92 } | |
93 } | |
94 | |
95 private int arrayInnerBegin(int begin) { | |
96 while (_signature.getByteAt(begin) == '[') { | |
97 ++begin; | |
98 } | |
99 return begin; | |
100 } | |
101 } |