| /* |
| * Copyright (c) 2015, 2016, 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. |
| * |
| */ |
| |
| #ifndef SHARE_VM_RUNTIME_COMMANDLINEFLAGRANGELIST_HPP |
| #define SHARE_VM_RUNTIME_COMMANDLINEFLAGRANGELIST_HPP |
| |
| #include "memory/metaspaceShared.hpp" |
| #include "runtime/globals.hpp" |
| #include "utilities/growableArray.hpp" |
| |
| /* |
| * Here we have a mechanism for extracting ranges specified in flag macro tables. |
| * |
| * The specified ranges are used to verify that flags have valid values. |
| * |
| * An example of a range is "min <= flag <= max". Both "min" and "max" must be |
| * constant and can not change. If either "min" or "max" can change, |
| * then we need to use constraint instead. |
| */ |
| |
| class CommandLineError : public AllStatic { |
| public: |
| static void print(bool verbose, const char* msg, ...); |
| }; |
| |
| class CommandLineFlagRange : public CHeapObj<mtArguments> { |
| private: |
| const char* _name; |
| public: |
| // the "name" argument must be a string literal |
| CommandLineFlagRange(const char* name) { _name=name; } |
| ~CommandLineFlagRange() {} |
| const char* name() { return _name; } |
| virtual Flag::Error check(bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; } |
| virtual Flag::Error check_int(int value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; } |
| virtual Flag::Error check_intx(intx value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; } |
| virtual Flag::Error check_uint(uint value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; } |
| virtual Flag::Error check_uintx(uintx value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; } |
| virtual Flag::Error check_uint64_t(uint64_t value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; } |
| virtual Flag::Error check_size_t(size_t value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; } |
| virtual Flag::Error check_double(double value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; } |
| virtual void print(outputStream* st) { ; } |
| }; |
| |
| class CommandLineFlagRangeList : public AllStatic { |
| static GrowableArray<CommandLineFlagRange*>* _ranges; |
| public: |
| static void init(); |
| static int length() { return (_ranges != NULL) ? _ranges->length() : 0; } |
| static CommandLineFlagRange* at(int i) { return (_ranges != NULL) ? _ranges->at(i) : NULL; } |
| static CommandLineFlagRange* find(const char* name); |
| static void add(CommandLineFlagRange* range) { _ranges->append(range); } |
| static void print(outputStream* st, const char* name, RangeStrFunc default_range_str_func); |
| // Check the final values of all flags for ranges. |
| static bool check_ranges(); |
| }; |
| |
| #endif // SHARE_VM_RUNTIME_COMMANDLINEFLAGRANGELIST_HPP |