/*
* Copyright ( c ) 2017 , 2022 , 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 .
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*/
#ifndef SHARE_PRIMS_RESOLVEDMETHODTABLE_HPP
#define SHARE_PRIMS_RESOLVEDMETHODTABLE_HPP
#include "memory/allStatic.hpp"
#include "oops/symbol.hpp"
#include "oops/weakHandle.hpp"
class ResolvedMethodTable;
class ResolvedMethodTableConfig;
class ResolvedMethodTable : public AllStatic {
friend class ResolvedMethodTableConfig;
static volatile bool _has_work;
static OopStorage* _oop_storage;
// Callback for GC to notify of changes that might require cleaning or resize.
static void gc_notification(size_t num_dead);
static void trigger_concurrent_work();
static double get_load_factor();
static double get_dead_factor(size_t num_dead);
static void grow(JavaThread* jt);
static void clean_dead_entries(JavaThread* jt);
public :
// Initialization
static void create_table();
static size_t table_size();
// Lookup and inserts
static oop find_method(const Method* method);
static oop add_method(const Method* method, Handle rmethod_name);
// Callbacks
static void item_added();
static void item_removed();
// Cleaning
static bool has_work();
static void do_concurrent_work(JavaThread* jt);
// JVMTI Support - It is called at safepoint only for RedefineClasses
JVMTI_ONLY(static void adjust_method_entries(bool * trace_name_printed);)
// Debugging
static size_t items_count();
static void verify();
};
#endif // SHARE_PRIMS_RESOLVEDMETHODTABLE_HPP
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