Mercurial > hg > graal-jvmci-8
comparison src/share/vm/services/diagnosticArgument.cpp @ 4133:3b688d6ff3d0
7104647: Adding a diagnostic command framework
Reviewed-by: phh, dcubed
author | fparain |
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date | Wed, 14 Dec 2011 04:30:57 -0800 |
parents | |
children | 520830f632e7 |
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4131:e9b91fd07263 | 4133:3b688d6ff3d0 |
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1 /* | |
2 * Copyright (c) 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 * | |
23 */ | |
24 | |
25 #include "precompiled.hpp" | |
26 #include "memory/allocation.inline.hpp" | |
27 #include "runtime/thread.hpp" | |
28 #include "services/diagnosticArgument.hpp" | |
29 | |
30 void GenDCmdArgument::read_value(const char* str, size_t len, TRAPS) { | |
31 if (is_set()) { | |
32 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), | |
33 "Duplicates in diagnostic command arguments"); | |
34 } | |
35 parse_value(str, len, CHECK); | |
36 set_is_set(true); | |
37 } | |
38 | |
39 template <> void DCmdArgument<jlong>::parse_value(const char* str, | |
40 size_t len, TRAPS) { | |
41 if (sscanf(str, INT64_FORMAT, &_value) != 1) { | |
42 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), | |
43 "Integer parsing error in diagnostic command arguments"); | |
44 } | |
45 } | |
46 | |
47 template <> void DCmdArgument<jlong>::init_value(TRAPS) { | |
48 if (has_default()) { | |
49 this->parse_value(_default_string, strlen(_default_string), THREAD); | |
50 if (HAS_PENDING_EXCEPTION) { | |
51 fatal("Default string must be parsable"); | |
52 } | |
53 } else { | |
54 set_value(0); | |
55 } | |
56 } | |
57 | |
58 template <> void DCmdArgument<jlong>::destroy_value() { } | |
59 | |
60 template <> void DCmdArgument<bool>::parse_value(const char* str, | |
61 size_t len, TRAPS) { | |
62 if (len == 0) { | |
63 set_value(true); | |
64 } else { | |
65 if (strcasecmp(str, "true") == 0) { | |
66 set_value(true); | |
67 } else if (strcasecmp(str, "false") == 0) { | |
68 set_value(false); | |
69 } else { | |
70 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), | |
71 "Boolean parsing error in diagnostic command arguments"); | |
72 } | |
73 } | |
74 } | |
75 | |
76 template <> void DCmdArgument<bool>::init_value(TRAPS) { | |
77 if (has_default()) { | |
78 this->parse_value(_default_string, strlen(_default_string), THREAD); | |
79 if (HAS_PENDING_EXCEPTION) { | |
80 fatal("Default string must be parsable"); | |
81 } | |
82 } else { | |
83 set_value(false); | |
84 } | |
85 } | |
86 | |
87 template <> void DCmdArgument<bool>::destroy_value() { } | |
88 | |
89 template <> void DCmdArgument<char*>::parse_value(const char* str, | |
90 size_t len, TRAPS) { | |
91 _value = NEW_C_HEAP_ARRAY(char, len+1); | |
92 strncpy(_value, str, len); | |
93 _value[len] = 0; | |
94 } | |
95 | |
96 template <> void DCmdArgument<char*>::init_value(TRAPS) { | |
97 if (has_default()) { | |
98 this->parse_value(_default_string, strlen(_default_string), THREAD); | |
99 if (HAS_PENDING_EXCEPTION) { | |
100 fatal("Default string must be parsable"); | |
101 } | |
102 } else { | |
103 set_value(NULL); | |
104 } | |
105 } | |
106 | |
107 template <> void DCmdArgument<char*>::destroy_value() { | |
108 if (_value != NULL) { | |
109 FREE_C_HEAP_ARRAY(char, _value); | |
110 set_value(NULL); | |
111 } | |
112 } |