4133
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1 /*
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2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #include "precompiled.hpp"
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26 #include "memory/allocation.inline.hpp"
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27 #include "runtime/thread.hpp"
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28 #include "services/diagnosticArgument.hpp"
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29
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30 void GenDCmdArgument::read_value(const char* str, size_t len, TRAPS) {
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31 if (is_set()) {
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32 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
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33 "Duplicates in diagnostic command arguments");
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34 }
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35 parse_value(str, len, CHECK);
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36 set_is_set(true);
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37 }
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38
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39 template <> void DCmdArgument<jlong>::parse_value(const char* str,
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40 size_t len, TRAPS) {
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41 if (sscanf(str, INT64_FORMAT, &_value) != 1) {
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42 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
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43 "Integer parsing error in diagnostic command arguments");
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44 }
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45 }
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46
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47 template <> void DCmdArgument<jlong>::init_value(TRAPS) {
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48 if (has_default()) {
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49 this->parse_value(_default_string, strlen(_default_string), THREAD);
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50 if (HAS_PENDING_EXCEPTION) {
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51 fatal("Default string must be parsable");
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52 }
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53 } else {
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54 set_value(0);
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55 }
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56 }
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57
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58 template <> void DCmdArgument<jlong>::destroy_value() { }
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59
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60 template <> void DCmdArgument<bool>::parse_value(const char* str,
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61 size_t len, TRAPS) {
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62 if (len == 0) {
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63 set_value(true);
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64 } else {
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65 if (strcasecmp(str, "true") == 0) {
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66 set_value(true);
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67 } else if (strcasecmp(str, "false") == 0) {
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68 set_value(false);
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69 } else {
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70 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
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71 "Boolean parsing error in diagnostic command arguments");
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72 }
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73 }
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74 }
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75
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76 template <> void DCmdArgument<bool>::init_value(TRAPS) {
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77 if (has_default()) {
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78 this->parse_value(_default_string, strlen(_default_string), THREAD);
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79 if (HAS_PENDING_EXCEPTION) {
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80 fatal("Default string must be parsable");
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81 }
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82 } else {
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83 set_value(false);
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84 }
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85 }
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86
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87 template <> void DCmdArgument<bool>::destroy_value() { }
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88
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89 template <> void DCmdArgument<char*>::parse_value(const char* str,
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90 size_t len, TRAPS) {
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91 _value = NEW_C_HEAP_ARRAY(char, len+1);
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92 strncpy(_value, str, len);
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93 _value[len] = 0;
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94 }
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95
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96 template <> void DCmdArgument<char*>::init_value(TRAPS) {
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97 if (has_default()) {
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98 this->parse_value(_default_string, strlen(_default_string), THREAD);
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99 if (HAS_PENDING_EXCEPTION) {
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100 fatal("Default string must be parsable");
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101 }
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102 } else {
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103 set_value(NULL);
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104 }
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105 }
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106
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107 template <> void DCmdArgument<char*>::destroy_value() {
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108 if (_value != NULL) {
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109 FREE_C_HEAP_ARRAY(char, _value);
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110 set_value(NULL);
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111 }
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112 }
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