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 _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 _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 _value = false; 64 } else { 65 if(strcasecmp(str,"true") == 0) { 66 _value = true; 67 } else if (strcasecmp(str, "false") == 0) { 68 _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 _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 _value = NULL; 104 } 105 } 106 107 template <> void DCmdArgument<char*>::destroy_value() { 108 if(_value != NULL) { 109 FREE_C_HEAP_ARRAY(char, _value); 110 _value = NULL; 111 } 112 }