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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
package org.apache.openejb.util;
import java.util.logging.Level;
import java.util.logging.LogRecord;
import java.util.logging.Logger;
public class JuliLogStream implements LogStream {
protected Logger logger;
public JuliLogStream(LogCategory logCategory) {
logger = Logger.getLogger(logCategory.getName());
}
public boolean isFatalEnabled() {
return logger.isLoggable(Level.SEVERE);
}
public void fatal(String message) {
log(Level.SEVERE, message, null);
}
public void fatal(String message, Throwable t) {
log(Level.SEVERE, message, t);
}
public boolean isErrorEnabled() {
return logger.isLoggable(Level.SEVERE);
}
public void error(String message) {
log(Level.SEVERE, message, null);
}
public void error(String message, Throwable t) {
log(Level.SEVERE, message, t);
}
public boolean isWarnEnabled() {
return logger.isLoggable(Level.WARNING);
}
public void warn(String message) {
log(Level.WARNING, message, null);
}
public void warn(String message, Throwable t) {
log(Level.WARNING, message, t);
}
public boolean isInfoEnabled() {
return logger.isLoggable(Level.INFO);
}
public void info(String message) {
log(Level.INFO, message, null);
}
public void info(String message, Throwable t) {
log(Level.INFO, message, t);
}
public boolean isDebugEnabled() {
return logger.isLoggable(Level.FINE);
}
public void debug(String message) {
log(Level.FINE, message, null);
}
public void debug(String message, Throwable t) {
log(Level.FINE, message, t);
}
private void log(Level level, String message, Throwable t) {
if (logger.isLoggable(level)) {
LogRecord logRecord = new OpenEJBLogRecord(level, message);
if (t != null) logRecord.setThrown(t);
logger.log(logRecord);
}
}
private static class OpenEJBLogRecord extends LogRecord {
/**
* The name of the class that issued the logging call.
*
* @serial
*/
private String sourceClassName;
/**
* The name of the method that issued the logging call.
*
* @serial
*/
private String sourceMethodName;
// If the source method and source class has been inited
private transient boolean sourceInited;
public OpenEJBLogRecord(Level level, String message) {
super(level, message);
sourceInited = false;
}
/**
* Gets the name of the class that issued the logging call.
*
* @return the name of the class that issued the logging call
*/
public String getSourceClassName() {
initSource();
return sourceClassName;
}
/**
* Sets the name of the class that issued the logging call.
*
* @param sourceClassName
* the name of the class that issued the logging call
*/
public void setSourceClassName(String sourceClassName) {
sourceInited = true;
this.sourceClassName = sourceClassName;
}
/**
* Gets the name of the method that issued the logging call.
*
* @return the name of the method that issued the logging call
*/
public String getSourceMethodName() {
initSource();
return sourceMethodName;
}
/**
* Sets the name of the method that issued the logging call.
*
* @param sourceMethodName the name of the method that issued the logging call
*/
public void setSourceMethodName(String sourceMethodName) {
sourceInited = true;
this.sourceMethodName = sourceMethodName;
}
/**
* Init the sourceClass and sourceMethod fields.
*/
private void initSource() {
if (!sourceInited) {
// search back up the stack for the first use of the OpenEJB Logger
StackTraceElement[] elements = (new Throwable()).getStackTrace();
int i = 0;
String current = null;
for (; i < elements.length; i++) {
current = elements[i].getClassName();
if (current.equals(org.apache.openejb.util.Logger.class.getName())) {
break;
}
}
// Skip any internal OpenEJB Logger call
while (++i < elements.length && elements[i].getClassName().equals(current)) {
// do nothing
}
// If we didn't run out of elements, set the source
if (i < elements.length) {
this.sourceClassName = elements[i].getClassName();
this.sourceMethodName = elements[i].getMethodName();
}
sourceInited = true;
}
}
}
}
