Mercurial > hg > truffle
diff src/share/vm/services/diagnosticArgument.cpp @ 4133:3b688d6ff3d0
7104647: Adding a diagnostic command framework
Reviewed-by: phh, dcubed
author | fparain |
---|---|
date | Wed, 14 Dec 2011 04:30:57 -0800 |
parents | |
children | 520830f632e7 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/vm/services/diagnosticArgument.cpp Wed Dec 14 04:30:57 2011 -0800 @@ -0,0 +1,112 @@ +/* + * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + * + */ + +#include "precompiled.hpp" +#include "memory/allocation.inline.hpp" +#include "runtime/thread.hpp" +#include "services/diagnosticArgument.hpp" + +void GenDCmdArgument::read_value(const char* str, size_t len, TRAPS) { + if (is_set()) { + THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), + "Duplicates in diagnostic command arguments"); + } + parse_value(str, len, CHECK); + set_is_set(true); +} + +template <> void DCmdArgument<jlong>::parse_value(const char* str, + size_t len, TRAPS) { + if (sscanf(str, INT64_FORMAT, &_value) != 1) { + THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), + "Integer parsing error in diagnostic command arguments"); + } +} + +template <> void DCmdArgument<jlong>::init_value(TRAPS) { + if (has_default()) { + this->parse_value(_default_string, strlen(_default_string), THREAD); + if (HAS_PENDING_EXCEPTION) { + fatal("Default string must be parsable"); + } + } else { + set_value(0); + } +} + +template <> void DCmdArgument<jlong>::destroy_value() { } + +template <> void DCmdArgument<bool>::parse_value(const char* str, + size_t len, TRAPS) { + if (len == 0) { + set_value(true); + } else { + if (strcasecmp(str, "true") == 0) { + set_value(true); + } else if (strcasecmp(str, "false") == 0) { + set_value(false); + } else { + THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), + "Boolean parsing error in diagnostic command arguments"); + } + } +} + +template <> void DCmdArgument<bool>::init_value(TRAPS) { + if (has_default()) { + this->parse_value(_default_string, strlen(_default_string), THREAD); + if (HAS_PENDING_EXCEPTION) { + fatal("Default string must be parsable"); + } + } else { + set_value(false); + } +} + +template <> void DCmdArgument<bool>::destroy_value() { } + +template <> void DCmdArgument<char*>::parse_value(const char* str, + size_t len, TRAPS) { + _value = NEW_C_HEAP_ARRAY(char, len+1); + strncpy(_value, str, len); + _value[len] = 0; +} + +template <> void DCmdArgument<char*>::init_value(TRAPS) { + if (has_default()) { + this->parse_value(_default_string, strlen(_default_string), THREAD); + if (HAS_PENDING_EXCEPTION) { + fatal("Default string must be parsable"); + } + } else { + set_value(NULL); + } +} + +template <> void DCmdArgument<char*>::destroy_value() { + if (_value != NULL) { + FREE_C_HEAP_ARRAY(char, _value); + set_value(NULL); + } +}