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/**
* Copyright (C) 2019 Bonitasoft S.A.
* Bonitasoft, 32 rue Gustave Eiffel - 38000 Grenoble
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation
* version 2.1 of the License.
* This library 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 Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301, USA.
**/
package org.bonitasoft.engine.log.technical;
import java.net.InetAddress;
import java.net.UnknownHostException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Baptiste Mesta
* @author Matthieu Chaffotte
* @author Celine Souchet
*/
public class TechnicalLoggerSLF4JImpl implements TechnicalLoggerService {
private String hostname = null;
private final long tenantId;
public TechnicalLoggerSLF4JImpl() {
this(-1);
}
public TechnicalLoggerSLF4JImpl(final long tenantId) {
super();
try {
hostname = InetAddress.getLocalHost().getHostName();
} catch (final UnknownHostException e) {
// Nothing to do
}
this.tenantId = tenantId;
}
@Override
public void log(final Class callerClass, final TechnicalLogSeverity severity, final Throwable t) {
log(callerClass, severity, t.getMessage(), t);
}
@Override
public TechnicalLogger asLogger(Class clazz) {
return new TechnicalLogger(clazz, this);
}
@Override
public void log(final Class callerClass, final TechnicalLogSeverity severity, final String message) {
if (!isLoggable(callerClass, severity)) { // prevent computation of the loggedMessage if not needed
return;
}
final Logger logger = getLogger(callerClass);
final String loggedMessage = getContextMessage() + message;
switch (severity) {
case TRACE:
logger.trace(loggedMessage);
break;
case DEBUG:
logger.debug(loggedMessage);
break;
case INFO:
logger.info(loggedMessage);
break;
case WARNING:
logger.warn(loggedMessage);
break;
case ERROR:
logger.error(loggedMessage);
break;
default:
logger.error("Trying to log using an unknown severity, using ERROR instead: {}", severity);
logger.error(loggedMessage);
break;
}
}
public void log(Class callerClass, TechnicalLogSeverity severity, String message, Object... arguments) {
if (!isLoggable(callerClass, severity)) { // prevent computation of the loggedMessage if not needed
return;
}
final Logger logger = getLogger(callerClass);
final String loggedMessage = getContextMessage() + message;
switch (severity) {
case TRACE:
logger.trace(loggedMessage, arguments);
break;
case DEBUG:
logger.debug(loggedMessage, arguments);
break;
case INFO:
logger.info(loggedMessage, arguments);
break;
case WARNING:
logger.warn(loggedMessage, arguments);
break;
case ERROR:
logger.error(loggedMessage, arguments);
break;
default:
logger.error("Trying to log using an unknown severity, using ERROR instead: {}", severity);
logger.error(loggedMessage, arguments);
break;
}
}
@Override
public void log(final Class callerClass, final TechnicalLogSeverity severity, final String message,
final Throwable t) {
if (!isLoggable(callerClass, severity)) { // prevent computation of the loggedMessage if not needed
return;
}
final Logger logger = getLogger(callerClass);
final String loggedMessage = getContextMessage() + message;
switch (severity) {
case TRACE:
logger.trace(loggedMessage, t);
break;
case DEBUG:
logger.debug(loggedMessage, t);
break;
case INFO:
logger.info(loggedMessage, t);
break;
case WARNING:
logger.warn(loggedMessage, t);
break;
case ERROR:
logger.error(loggedMessage, t);
break;
default:
logger.error("Trying to log using an unknown severity, using ERROR instead: {}", severity);
logger.error(loggedMessage);
break;
}
}
@Override
public boolean isLoggable(final Class callerClass, final TechnicalLogSeverity severity) {
final Logger logger = getLogger(callerClass);
switch (severity) {
case TRACE:
return logger.isTraceEnabled();
case DEBUG:
return logger.isDebugEnabled();
case INFO:
return logger.isInfoEnabled();
case WARNING:
return logger.isWarnEnabled();
case ERROR:
return logger.isErrorEnabled();
default:
logger.error("Trying to log using an unknown severity, using ERROR instead: {}", severity);
return logger.isErrorEnabled();
}
}
private Logger getLogger(final Class clazz) {
return LoggerFactory.getLogger(clazz);
}
// TODO we should use slf4j MDC instead, see https://www.slf4j.org/manual.html#mdc
// not supported by JUL, to be checked for JBoss-logging
private String getContextMessage() {
return getThreadIdMessage() + getHostNameMessage() + getTenantIdMessage();
}
private String getThreadIdMessage() {
final long threadId = Thread.currentThread().getId();
return "THREAD_ID=" + threadId + " | ";
}
private String getHostNameMessage() {
return hostname != null && !hostname.isEmpty() ? "HOSTNAME=" + hostname + " | " : "";
}
private String getTenantIdMessage() {
return tenantId != -1 ? "TENANT_ID=" + tenantId + " | " : "";
}
}
