/*
* Copyright ( c ) 1997 , 2021 , 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_RUNTIME_JAVA_HPP
#define SHARE_RUNTIME_JAVA_HPP
#include "runtime/os.hpp"
#include "utilities/globalDefinitions.hpp"
class Handle;
class JavaThread;
class Symbol;
// Execute code before all handles are released and thread is killed; prologue to vm_exit
extern void before_exit(JavaThread * thread, bool halt = false );
// Forced VM exit (i.e, internal error or JVM_Exit)
extern void vm_exit(int code);
// Wrapper for ::exit()
extern void vm_direct_exit(int code);
extern void vm_direct_exit(int code, const char * message);
// Shutdown the VM but do not exit the process
extern void vm_shutdown();
// Shutdown the VM and abort the process
extern void vm_abort(bool dump_core=true );
// Trigger any necessary notification of the VM being shutdown
extern void notify_vm_shutdown();
// VM exit if error occurs during initialization of VM
extern void vm_exit_during_initialization();
extern void vm_exit_during_initialization(Handle exception);
extern void vm_exit_during_initialization(Symbol* exception_name, const char * message);
extern void vm_exit_during_initialization(const char * error, const char * message = NULL);
extern void vm_shutdown_during_initialization(const char * error, const char * message = NULL);
extern void vm_exit_during_cds_dumping(const char * error, const char * message = NULL);
/**
* With the integration of the changes to handle the version string
* as defined by JEP - 223 , most of the code related to handle the version
* string prior to JDK 1 . 6 was removed ( partial initialization )
*/
class JDK_Version {
friend class VMStructs;
friend class Universe;
friend void JDK_Version_init();
private :
static JDK_Version _current;
static const char * _java_version;
static const char * _runtime_name;
static const char * _runtime_version;
static const char * _runtime_vendor_version;
static const char * _runtime_vendor_vm_bug_url;
uint8_t _major;
uint8_t _minor;
uint8_t _security;
uint8_t _patch;
uint8_t _build;
bool is_valid() const {
return (_major != 0 );
}
// initializes or partially initializes the _current static field
static void initialize();
public :
JDK_Version() :
_major(0 ), _minor(0 ), _security(0 ), _patch(0 ), _build(0 )
{}
JDK_Version(uint8_t major, uint8_t minor = 0 , uint8_t security = 0 ,
uint8_t patch = 0 , uint8_t build = 0 ) :
_major(major), _minor(minor), _security(security), _patch(patch), _build(build)
{}
// Returns the current running JDK version
static JDK_Version current() { return _current; }
// Factory methods for convenience
static JDK_Version jdk(uint8_t m) {
return JDK_Version(m);
}
static JDK_Version undefined() {
return JDK_Version(0 );
}
bool is_undefined() const {
return _major == 0 ;
}
uint8_t major_version() const { return _major; }
uint8_t minor_version() const { return _minor; }
uint8_t security_version() const { return _security; }
uint8_t patch_version() const { return _patch; }
uint8_t build_number() const { return _build; }
// Performs a full ordering comparison using all fields (patch, build, etc.)
int compare(const JDK_Version& other) const ;
void to_string(char * buffer, size_t buflen) const ;
static const char * java_version() {
return _java_version;
}
static void set_java_version(const char * version) {
_java_version = os::strdup(version);
}
static const char * runtime_name() {
return _runtime_name;
}
static void set_runtime_name(const char * name) {
_runtime_name = os::strdup(name);
}
static const char * runtime_version() {
return _runtime_version;
}
static void set_runtime_version(const char * version) {
_runtime_version = os::strdup(version);
}
static const char * runtime_vendor_version() {
return _runtime_vendor_version;
}
static void set_runtime_vendor_version(const char * vendor_version) {
_runtime_vendor_version = os::strdup(vendor_version);
}
static const char * runtime_vendor_vm_bug_url() {
return _runtime_vendor_vm_bug_url;
}
static void set_runtime_vendor_vm_bug_url(const char * vendor_vm_bug_url) {
_runtime_vendor_vm_bug_url = os::strdup(vendor_vm_bug_url);
}
};
#endif // SHARE_RUNTIME_JAVA_HPP
Messung V0.5 in Prozent C=92 H=100 G=95
¤ Dauer der Verarbeitung: 0.8 Sekunden
(vorverarbeitet am 2026-09-09)
¤
*© Formatika GbR, Deutschland