/*
* Copyright (c) 1997, 2012, 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.
*
*/
#include "precompiled.hpp"
#include "memory/allocation.inline.hpp"
#include "runtime/mutexLocker.hpp"
#include "runtime/osThread.hpp"
#include "runtime/threadCritical.hpp"
#include "runtime/threadLocalStorage.hpp"
#include "runtime/timer.hpp"
#include "utilities/events.hpp"
#ifdef TARGET_OS_FAMILY_linux
# include "thread_linux.inline.hpp"
#endif
#ifdef TARGET_OS_FAMILY_solaris
# include "thread_solaris.inline.hpp"
#endif
#ifdef TARGET_OS_FAMILY_windows
# include "thread_windows.inline.hpp"
#endif
#ifdef TARGET_OS_FAMILY_bsd
# include "thread_bsd.inline.hpp"
#endif
EventLog* Events::_logs = NULL;
StringEventLog* Events::_messages = NULL;
StringEventLog* Events::_exceptions = NULL;
StringEventLog* Events::_deopt_messages = NULL;
EventLog::EventLog() {
// This normally done during bootstrap when we're only single
// threaded but use a ThreadCritical to ensure inclusion in case
// some are created slightly late.
ThreadCritical tc;
_next = Events::_logs;
Events::_logs = this;
}
// For each registered event logger, print out the current contents of
// the buffer. This is normally called when the JVM is crashing.
void Events::print_all(outputStream* out) {
EventLog* log = _logs;
while (log != NULL) {
log->print_log_on(out);
log = log->next();
}
}
void Events::print() {
print_all(tty);
}
void Events::init() {
if (LogEvents) {
_messages = new StringEventLog("Events");
_exceptions = new StringEventLog("Internal exceptions");
_deopt_messages = new StringEventLog("Deoptimization events");
}
}
void eventlog_init() {
Events::init();
}
///////////////////////////////////////////////////////////////////////////
// EventMark
EventMark::EventMark(const char* format, ...) {
if (LogEvents) {
va_list ap;
va_start(ap, format);
// Save a copy of begin message and log it.
_buffer.printv(format, ap);
Events::log(NULL, _buffer);
va_end(ap);
}
}
EventMark::~EventMark() {
if (LogEvents) {
// Append " done" to the begin message and log it
_buffer.append(" done");
Events::log(NULL, _buffer);
}
}