/*
* Copyright ( c ) 1999 , 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 .
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*/
#ifndef SHARE_PRIMS_JVMTITRACE_HPP
#define SHARE_PRIMS_JVMTITRACE_HPP
#include "jvmtifiles/jvmti.h"
#include "oops/objArrayOop.hpp"
#include "prims/jvmtiEnvThreadState.hpp"
#include "prims/jvmtiEventController.hpp"
#include "prims/jvmtiUtil.hpp"
#include "runtime/stackValueCollection.hpp"
///////////////////////////////////////////////////////////////
//
// class JvmtiTrace
//
// Support for JVMTI tracing code
//
// Support tracing except in product build on the client compiler
#ifndef PRODUCT
#define JVMTI_TRACE
#else
#ifdef COMPILER2
#define JVMTI_TRACE
#endif
#endif
#ifdef JVMTI_TRACE
class JvmtiTrace : AllStatic {
static bool _initialized;
static bool _on;
static bool _trace_event_controller;
static jbyte _trace_flags[];
static jbyte _event_trace_flags[];
static const char * _event_names[];
static jint _max_function_index;
static jint _max_event_index;
static short _exclude_functions[];
static const char * _function_names[];
public :
enum {
SHOW_IN = 01 ,
SHOW_OUT = 02 ,
SHOW_ERROR = 04 ,
SHOW_IN_DETAIL = 010 ,
SHOW_OUT_DETAIL = 020 ,
SHOW_EVENT_TRIGGER = 040 ,
SHOW_EVENT_SENT = 0100
};
static bool tracing() { return _on; }
static bool trace_event_controller() { return _trace_event_controller; }
static jbyte trace_flags(int num) { return _trace_flags[num]; }
static jbyte event_trace_flags(int num) { return _event_trace_flags[num]; }
static const char * function_name(int num) { return _function_names[num]; } // To Do: add range checking
static const char * event_name(int num) {
static char * ext_event_name = (char *)"(extension event)" ;
if (num >= JVMTI_MIN_EVENT_TYPE_VAL && num <= JVMTI_MAX_EVENT_TYPE_VAL) {
return _event_names[num];
} else {
return ext_event_name;
}
}
static const char * enum_name(const char ** names, const jint* values, jint value);
static void initialize();
static void shutdown();
// return a valid string no matter what state the thread is in
static const char *safe_get_thread_name(Thread *thread);
// return the name of the current thread
static const char *safe_get_current_thread_name();
// return a valid string no matter what the state of k_mirror
static const char *get_class_name(oop k_mirror);
};
#endif /*JVMTI_TRACE */
#endif // SHARE_PRIMS_JVMTITRACE_HPP
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(vorverarbeitet am 2026-09-11)
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