net.spy.memcached.compat.log.SunLogger Maven / Gradle / Ivy
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/**
* Copyright (C) 2006-2009 Dustin Sallings
* Copyright (C) 2009-2013 Couchbase, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALING
* IN THE SOFTWARE.
*/
package net.spy.memcached.compat.log;
/**
* Logging implementation using the sun logger.
*/
public class SunLogger extends AbstractLogger {
// Can't really import this without confusion as there's another thing
// by this name in here.
private final java.util.logging.Logger sunLogger;
/**
* Get an instance of SunLogger.
*/
public SunLogger(String name) {
super(name);
// Get the sun logger instance.
sunLogger = java.util.logging.Logger.getLogger(name);
}
/**
* True if the underlying logger would allow Level.FINEST through.
*/
@Override
public boolean isTraceEnabled() {
return (sunLogger.isLoggable(java.util.logging.Level.FINEST));
}
/**
* True if the underlying logger would allow Level.FINE through.
*/
@Override
public boolean isDebugEnabled() {
return (sunLogger.isLoggable(java.util.logging.Level.FINE));
}
/**
* True if the underlying logger would allow Level.INFO through.
*/
@Override
public boolean isInfoEnabled() {
return (sunLogger.isLoggable(java.util.logging.Level.INFO));
}
/**
* Wrapper around sun logger.
*
* @param level net.spy.compat.log.AbstractLogger level.
* @param message object message
* @param e optional throwable
*/
@Override
public void log(Level level, Object message, Throwable e) {
java.util.logging.Level sLevel = java.util.logging.Level.SEVERE;
switch (level == null ? Level.FATAL : level) {
case TRACE:
sLevel = java.util.logging.Level.FINEST;
break;
case DEBUG:
sLevel = java.util.logging.Level.FINE;
break;
case INFO:
sLevel = java.util.logging.Level.INFO;
break;
case WARN:
sLevel = java.util.logging.Level.WARNING;
break;
case ERROR:
sLevel = java.util.logging.Level.SEVERE;
break;
case FATAL:
sLevel = java.util.logging.Level.SEVERE;
break;
default:
// I don't know what this is, so consider it fatal
sLevel = java.util.logging.Level.SEVERE;
sunLogger.log(sLevel, "Unhandled log level: " + level
+ " for the following message");
}
// Figure out who was logging.
Throwable t = new Throwable();
StackTraceElement[] ste = t.getStackTrace();
StackTraceElement logRequestor = null;
String alclass = AbstractLogger.class.getName();
for (int i = 0; i < ste.length && logRequestor == null; i++) {
if (ste[i].getClassName().equals(alclass)) {
// Make sure there's another stack frame.
if (i + 1 < ste.length) {
logRequestor = ste[i + 1];
if (logRequestor.getClassName().equals(alclass)) {
logRequestor = null;
} // Also AbstractLogger
} // Found something that wasn't abstract logger
} // check for abstract logger
}
// See if we could figure out who was doing the original logging,
// if we could, we want to include a useful class and method name
if (logRequestor != null) {
if (e != null) {
sunLogger.logp(sLevel, logRequestor.getClassName(),
logRequestor.getMethodName(), message.toString(), e);
} else {
sunLogger.logp(sLevel, logRequestor.getClassName(),
logRequestor.getMethodName(), message.toString());
}
} else {
if (e != null) {
sunLogger.log(sLevel, message.toString(), e);
} else {
sunLogger.log(sLevel, message.toString());
}
}
}
}