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src/hotspot/share/services/writeableFlags.hpp
88 строк
5 KB
Gerard Ziemski
8202150: [REDO] Split globals.hpp to factor out the Flag class
26 апр 2018, 19:19
26 апр 2018, 19:19
edc81d1
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/* * Copyright (c) 2015, 2018, 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_SERVICES_WRITEABLEFLAG_HPP #define SHARE_VM_SERVICES_WRITEABLEFLAG_HPP #include "runtime/flags/jvmFlag.hpp" #include "runtime/globals.hpp" #include "utilities/formatBuffer.hpp" class WriteableFlags : AllStatic { private: // a writeable flag setter accepting either 'jvalue' or 'char *' values static JVMFlag::Error set_flag(const char* name, const void* value, JVMFlag::Error(*setter)(JVMFlag*, const void*, JVMFlag::Flags, FormatBuffer<80>&), JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // a writeable flag setter accepting 'char *' values static JVMFlag::Error set_flag_from_char(JVMFlag* f, const void* value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // a writeable flag setter accepting 'jvalue' values static JVMFlag::Error set_flag_from_jvalue(JVMFlag* f, const void* value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a boolean global flag static JVMFlag::Error set_bool_flag(const char* name, const char* value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a int global flag static JVMFlag::Error set_int_flag(const char* name, const char* value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a uint global flag static JVMFlag::Error set_uint_flag(const char* name, const char* value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a intx global flag static JVMFlag::Error set_intx_flag(const char* name, const char* value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a uintx global flag static JVMFlag::Error set_uintx_flag(const char* name, const char* value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a uint64_t global flag static JVMFlag::Error set_uint64_t_flag(const char* name, const char* value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a size_t global flag using value from AttachOperation static JVMFlag::Error set_size_t_flag(const char* name, const char* value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a boolean global flag static JVMFlag::Error set_bool_flag(const char* name, bool value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a int global flag static JVMFlag::Error set_int_flag(const char* name, int value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a uint global flag static JVMFlag::Error set_uint_flag(const char* name, uint value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a intx global flag static JVMFlag::Error set_intx_flag(const char* name, intx value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a uintx global flag static JVMFlag::Error set_uintx_flag(const char* name, uintx value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a uint64_t global flag static JVMFlag::Error set_uint64_t_flag(const char* name, uint64_t value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a size_t global flag using value from AttachOperation static JVMFlag::Error set_size_t_flag(const char* name, size_t value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); // set a string global flag static JVMFlag::Error set_ccstr_flag(const char* name, const char* value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); public: /* sets a writeable flag to the provided value * * - return status is one of the WriteableFlags::err enum values * - an eventual error message will be generated to the provided err_msg buffer */ static JVMFlag::Error set_flag(const char* flag_name, const char* flag_value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); /* sets a writeable flag to the provided value * * - return status is one of the WriteableFlags::err enum values * - an eventual error message will be generated to the provided err_msg buffer */ static JVMFlag::Error set_flag(const char* flag_name, jvalue flag_value, JVMFlag::Flags origin, FormatBuffer<80>& err_msg); }; #endif /* SHARE_VM_SERVICES_WRITEABLEFLAG_HPP */