103 lines
3.5 KiB
C++
103 lines
3.5 KiB
C++
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/*
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* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_VM_SERVICES_DIAGNOSTICARGUMENT_HPP
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#define SHARE_VM_SERVICES_DIAGNOSTICARGUMENT_HPP
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#include "classfile/vmSymbols.hpp"
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#include "memory/allocation.hpp"
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#include "runtime/os.hpp"
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#include "runtime/thread.hpp"
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#include "utilities/exceptions.hpp"
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class GenDCmdArgument : public ResourceObj {
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protected:
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GenDCmdArgument* _next;
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const char* _name;
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const char* _description;
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const char* _type;
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const char* _default_string;
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bool _is_set;
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bool _is_mandatory;
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GenDCmdArgument(const char* name, const char* description, const char* type,
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const char* default_string, bool mandatory) {
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_name = name;
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_description = description;
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_type = type;
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_default_string = default_string;
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_is_mandatory = mandatory;
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_is_set = false;
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};
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public:
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const char* name() { return _name; }
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const char* description() { return _description; }
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const char* type() { return _type; }
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const char* default_string() { return _default_string; }
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bool is_set() { return _is_set; }
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void set_is_set(bool b) { _is_set = b; }
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bool is_mandatory() { return _is_mandatory; }
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bool has_value() { return _is_set || _default_string != NULL; }
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bool has_default() { return _default_string != NULL; }
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void read_value(const char* str, size_t len, TRAPS);
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virtual void parse_value(const char* str, size_t len, TRAPS) = 0;
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virtual void init_value(TRAPS) = 0;
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virtual void reset(TRAPS) = 0;
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virtual void cleanup() = 0;
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void set_next(GenDCmdArgument* arg) {
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_next = arg;
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}
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GenDCmdArgument* next() {
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return _next;
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}
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};
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template <class ArgType> class DCmdArgument: public GenDCmdArgument {
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private:
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ArgType _value;
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public:
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DCmdArgument(const char* name, const char* description, const char* type,
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bool mandatory) :
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GenDCmdArgument(name, description, type, NULL, mandatory) { }
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DCmdArgument(const char* name, const char* description, const char* type,
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bool mandatory, const char* defaultvalue) :
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GenDCmdArgument(name, description, type, defaultvalue, mandatory)
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{ }
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~DCmdArgument() { destroy_value(); }
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ArgType value() { return _value;}
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void set_value(ArgType v) { _value = v; }
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void reset(TRAPS) {
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destroy_value();
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init_value(CHECK);
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_is_set = false;
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}
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void cleanup() {
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destroy_value();
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}
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void parse_value(const char* str, size_t len, TRAPS);
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void init_value(TRAPS);
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void destroy_value();
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};
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#endif /* SHARE_VM_SERVICES_DIAGNOSTICARGUMENT_HPP */
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