gremlin/libs/log4cplus/src/hierarchylocker.cxx

125 lines
3.6 KiB
C++

// Module: Log4CPLUS
// File: hierarchylocker.cxx
// Created: 8/2003
// Author: Tad E. Smith
//
//
// Copyright 2003-2009 Tad E. Smith
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <log4cplus/hierarchylocker.h>
#include <log4cplus/helpers/loglog.h>
#include <log4cplus/spi/loggerimpl.h>
using namespace log4cplus;
using namespace log4cplus::helpers;
//////////////////////////////////////////////////////////////////////////////
// log4cplus::HierarchyLocker ctor and dtor
//////////////////////////////////////////////////////////////////////////////
HierarchyLocker::HierarchyLocker(Hierarchy& _h)
: h(_h),
hierarchyLocker(h.hashtable_mutex),
loggerList()
{
// Get a copy of all of the Hierarchy's Loggers (except the Root Logger)
h.initializeLoggerList(loggerList);
// Lock all of the Hierarchy's Loggers' mutexs
try {
for(LoggerList::iterator it=loggerList.begin(); it!=loggerList.end(); ++it) {
LOG4CPLUS_MUTEX_LOCK( (*it).value->appender_list_mutex ) ;
}
}
catch(...) {
h.getLogLog().error(LOG4CPLUS_TEXT("HierarchyLocker::ctor()- An error occurred while locking"));
// TODO --> We need to unlock any Logger mutex that we were able to lock
throw;
}
}
HierarchyLocker::~HierarchyLocker()
{
try {
for(LoggerList::iterator it=loggerList.begin(); it!=loggerList.end(); ++it) {
LOG4CPLUS_MUTEX_UNLOCK( (*it).value->appender_list_mutex ) ;
}
}
catch(...) {
h.getLogLog().error(LOG4CPLUS_TEXT("HierarchyLocker::dtor()- An error occurred while unlocking"));
throw;
}
}
void
HierarchyLocker::resetConfiguration()
{
Logger root = h.getRoot();
h.disable(log4cplus::Hierarchy::DISABLE_OFF);
// begin by closing nested appenders
// then, remove all appenders
root.setLogLevel(DEBUG_LOG_LEVEL);
root.closeNestedAppenders();
root.removeAllAppenders();
// repeat
for(LoggerList::iterator it=loggerList.begin(); it!=loggerList.end(); ++it) {
LOG4CPLUS_MUTEX_UNLOCK( (*it).value->appender_list_mutex ) ;
(*it).closeNestedAppenders();
(*it).removeAllAppenders();
LOG4CPLUS_MUTEX_LOCK( (*it).value->appender_list_mutex ) ;
(*it).setLogLevel(NOT_SET_LOG_LEVEL);
(*it).setAdditivity(true);
}
}
Logger
HierarchyLocker::getInstance(const log4cplus::tstring& name)
{
return h.getInstanceImpl(name, *h.getLoggerFactory());
}
Logger
HierarchyLocker::getInstance(const log4cplus::tstring& name, spi::LoggerFactory& factory)
{
return h.getInstanceImpl(name, factory);
}
void
HierarchyLocker::addAppender(Logger& logger, log4cplus::SharedAppenderPtr& appender)
{
for(LoggerList::iterator it=loggerList.begin(); it!=loggerList.end(); ++it) {
if((*it).value == logger.value) {
LOG4CPLUS_MUTEX_UNLOCK( logger.value->appender_list_mutex );
logger.addAppender(appender);
LOG4CPLUS_MUTEX_LOCK( logger.value->appender_list_mutex );
return;
}
}
// I don't have this Logger locked
logger.addAppender(appender);
}