/**
*
* Copyright (c) 2006-2017, Speedment, Inc. All Rights Reserved.
*
* 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.
*/
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package com.speedment.common.logger.internal;
import com.speedment.common.logger.*;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.Collections;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.function.Supplier;
import static java.util.Objects.requireNonNull;
/**
*
* @author Per Minborg
*/
abstract class AbstractLogger implements Logger {
private final String name;
private Level level;
private LoggerFormatter formatter;
private final Set<LoggerEventListener> listeners;
AbstractLogger(final String name, final LoggerFormatter formatter) {
this.name = requireNonNull(name);
this.level = Level.defaultLevel();
this.formatter = requireNonNull(formatter);
listeners = Collections.newSetFromMap(new ConcurrentHashMap<>());
}
protected abstract void output(String message);
@Override
public Level getLevel() {
return level;
}
@Override
public void setLevel(Level level) {
this.level = requireNonNull(level);
}
public String getName() {
return name;
}
@Override
public void setFormatter(LoggerFormatter formatter) {
this.formatter = requireNonNull(formatter);
}
@Override
public LoggerFormatter getFormatter() {
return formatter;
}
@Override
public void addListener(LoggerEventListener listener) {
requireNonNull(listener);
listeners.add(listener);
}
@Override
public void removeListener(LoggerEventListener listener) {
requireNonNull(listener);
listeners.remove(listener);
}
@Override
public void trace(String message) {
log(Level.TRACE, NO_THROWABLE, message);
}
@Override
public void trace(Throwable throwable) {
log(Level.TRACE, throwable, (throwable == NO_THROWABLE) ? NO_EXCEPTION_TEXT : throwable.getMessage());
}
@Override
public void trace(String format, Object arg) {
log(Level.TRACE, NO_THROWABLE, format, arg);
}
@Override
public void trace(String format, Object arg1, Object arg2) {
log(Level.TRACE, NO_THROWABLE, format, arg1, arg2);
}
@Override
public void trace(String format, Object arg1, Object arg2, Object arg3) {
log(Level.TRACE, NO_THROWABLE, format, arg1, arg2, arg3);
}
@Override
public void trace(String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.TRACE, NO_THROWABLE, format, arg1, arg2, arg3, args);
}
@Override
public void trace(Throwable throwable, String message) {
log(Level.TRACE, throwable, message);
}
@Override
public void trace(Throwable throwable, String format, Object arg) {
log(Level.TRACE, throwable, format, arg);
}
@Override
public void trace(Throwable throwable, String format, Object arg1, Object arg2) {
log(Level.TRACE, throwable, format, arg1, arg2);
}
@Override
public void trace(Throwable throwable, String format, Object arg1, Object arg2, Object arg3) {
log(Level.TRACE, throwable, format, arg1, arg2, arg3);
}
@Override
public void trace(Throwable throwable, String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.TRACE, throwable, format, arg1, arg2, arg3, args);
}
@Override
public void debug(String message) {
log(Level.DEBUG, NO_THROWABLE, message);
}
@Override
public void debug(Throwable throwable) {
log(Level.DEBUG, throwable, (throwable == NO_THROWABLE) ? NO_EXCEPTION_TEXT : throwable.getMessage());
}
@Override
public void debug(String format, Object arg) {
log(Level.DEBUG, NO_THROWABLE, format, arg);
}
@Override
public void debug(String format, Object arg1, Object arg2) {
log(Level.DEBUG, NO_THROWABLE, format, arg1, arg2);
}
@Override
public void debug(String format, Object arg1, Object arg2, Object arg3) {
log(Level.DEBUG, NO_THROWABLE, format, arg1, arg2, arg3);
}
@Override
public void debug(String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.DEBUG, NO_THROWABLE, format, arg1, arg2, arg3, args);
}
@Override
public void debug(Throwable throwable, String message) {
log(Level.DEBUG, throwable, message);
}
@Override
public void debug(Throwable throwable, String format, Object arg) {
log(Level.DEBUG, throwable, format, arg);
}
@Override
public void debug(Throwable throwable, String format, Object arg1, Object arg2) {
log(Level.DEBUG, throwable, format, arg1, arg2);
}
@Override
public void debug(Throwable throwable, String format, Object arg1, Object arg2, Object arg3) {
log(Level.DEBUG, throwable, format, arg1, arg2, arg3);
}
@Override
public void debug(Throwable throwable, String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.DEBUG, throwable, format, arg1, arg2, arg3, args);
}
@Override
public void info(String message) {
log(Level.INFO, NO_THROWABLE, message);
}
@Override
public void info(Throwable throwable) {
log(Level.INFO, throwable, (throwable == NO_THROWABLE) ? NO_EXCEPTION_TEXT : throwable.getMessage());
}
@Override
public void info(String format, Object arg) {
log(Level.INFO, NO_THROWABLE, format, arg);
}
@Override
public void info(String format, Object arg1, Object arg2) {
log(Level.INFO, NO_THROWABLE, format, arg1, arg2);
}
@Override
public void info(String format, Object arg1, Object arg2, Object arg3) {
log(Level.INFO, NO_THROWABLE, format, arg1, arg2, arg3);
}
@Override
public void info(String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.INFO, NO_THROWABLE, format, arg1, arg2, arg3, args);
}
@Override
public void info(Throwable throwable, String message) {
log(Level.INFO, throwable, message);
}
@Override
public void info(Throwable throwable, String format, Object arg) {
log(Level.INFO, throwable, format, arg);
}
@Override
public void info(Throwable throwable, String format, Object arg1, Object arg2) {
log(Level.INFO, throwable, format, arg1, arg2);
}
@Override
public void info(Throwable throwable, String format, Object arg1, Object arg2, Object arg3) {
log(Level.INFO, throwable, format, arg1, arg2, arg3);
}
@Override
public void info(Throwable throwable, String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.INFO, throwable, format, arg1, arg2, arg3, args);
}
@Override
public void warn(String message) {
log(Level.WARN, NO_THROWABLE, message);
}
@Override
public void warn(Throwable throwable) {
log(Level.WARN, throwable, (throwable == NO_THROWABLE) ? NO_EXCEPTION_TEXT : throwable.getMessage());
}
@Override
public void warn(String format, Object arg) {
log(Level.WARN, NO_THROWABLE, format, arg);
}
@Override
public void warn(String format, Object arg1, Object arg2) {
log(Level.WARN, NO_THROWABLE, format, arg1, arg2);
}
@Override
public void warn(String format, Object arg1, Object arg2, Object arg3) {
log(Level.WARN, NO_THROWABLE, format, arg1, arg2, arg3);
}
@Override
public void warn(String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.WARN, NO_THROWABLE, format, arg1, arg2, arg3, args);
}
@Override
public void warn(Throwable throwable, String message) {
log(Level.WARN, throwable, message);
}
@Override
public void warn(Throwable throwable, String format, Object arg) {
log(Level.WARN, throwable, format, arg);
}
@Override
public void warn(Throwable throwable, String format, Object arg1, Object arg2) {
log(Level.WARN, throwable, format, arg1, arg2);
}
@Override
public void warn(Throwable throwable, String format, Object arg1, Object arg2, Object arg3) {
log(Level.WARN, throwable, format, arg1, arg2, arg3);
}
@Override
public void warn(Throwable throwable, String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.WARN, throwable, format, arg1, arg2, arg3, args);
}
@Override
public void error(String message) {
log(Level.ERROR, NO_THROWABLE, message);
}
@Override
public void error(Throwable throwable) {
log(Level.ERROR, throwable, (throwable == NO_THROWABLE) ? NO_EXCEPTION_TEXT : throwable.getMessage());
}
@Override
public void error(String format, Object arg) {
log(Level.ERROR, NO_THROWABLE, format, arg);
}
@Override
public void error(String format, Object arg1, Object arg2) {
log(Level.ERROR, NO_THROWABLE, format, arg1, arg2);
}
@Override
public void error(String format, Object arg1, Object arg2, Object arg3) {
log(Level.ERROR, NO_THROWABLE, format, arg1, arg2, arg3);
}
@Override
public void error(String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.ERROR, NO_THROWABLE, format, arg1, arg2, arg3, args);
}
@Override
public void error(Throwable throwable, String message) {
log(Level.ERROR, throwable, message);
}
@Override
public void error(Throwable throwable, String format, Object arg) {
log(Level.ERROR, throwable, format, arg);
}
@Override
public void error(Throwable throwable, String format, Object arg1, Object arg2) {
log(Level.ERROR, throwable, format, arg1, arg2);
}
@Override
public void error(Throwable throwable, String format, Object arg1, Object arg2, Object arg3) {
log(Level.ERROR, throwable, format, arg1, arg2, arg3);
}
@Override
public void error(Throwable throwable, String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.ERROR, throwable, format, arg1, arg2, arg3, args);
}
@Override
public void fatal(String message) {
log(Level.FATAL, NO_THROWABLE, message);
}
@Override
public void fatal(Throwable throwable) {
log(Level.FATAL, throwable, (throwable == NO_THROWABLE) ? NO_EXCEPTION_TEXT : throwable.getMessage());
}
@Override
public void fatal(String format, Object arg) {
log(Level.FATAL, NO_THROWABLE, format, arg);
}
@Override
public void fatal(String format, Object arg1, Object arg2) {
log(Level.FATAL, NO_THROWABLE, format, arg1, arg2);
}
@Override
public void fatal(String format, Object arg1, Object arg2, Object arg3) {
log(Level.FATAL, NO_THROWABLE, format, arg1, arg2, arg3);
}
@Override
public void fatal(String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.FATAL, NO_THROWABLE, format, arg1, arg2, arg3, args);
}
@Override
public void fatal(Throwable throwable, String message) {
log(Level.FATAL, throwable, message);
}
@Override
public void fatal(Throwable throwable, String format, Object arg1, Object arg2) {
log(Level.FATAL, throwable, format, arg1, arg2);
}
@Override
public void fatal(Throwable throwable, String format, Object arg) {
log(Level.FATAL, throwable, format, arg);
}
@Override
public void fatal(Throwable throwable, String format, Object arg1, Object arg2, Object arg3) {
log(Level.FATAL, throwable, format, arg1, arg2, arg3);
}
@Override
public void fatal(Throwable throwable, String format, Object arg1, Object arg2, Object arg3, Object... args) {
log(Level.FATAL, throwable, format, arg1, arg2, arg3, args);
}
protected void log(Level level, Throwable throwable, String message) {
log(level, throwable, () -> message);
}
protected void log(Level level, Throwable throwable, String message, Object arg) {
log(level, throwable, () -> String.format(message, arg));
}
protected void log(Level level, Throwable throwable, String message, Object arg1, Object arg2) {
log(level, throwable, () -> String.format(message, arg1, arg2));
}
protected void log(Level level, Throwable throwable, String message, Object arg1, Object arg2, Object arg3) {
log(level, throwable, () -> String.format(message, arg1, arg2, arg3));
}
protected void log(Level level, Throwable throwable, String message, Object arg1, Object arg2, Object arg3, Object... args) {
log(level, throwable, () -> {
final Object[] params = new Object[args.length + 3];
params[0] = arg1;
params[1] = arg2;
params[2] = arg3;
System.arraycopy(args, 0, params, 3, args.length);
return String.format(message, params);
});
}
protected void log(Level msgLevel, Throwable throwable, Supplier<String> supplier) {
if (msgLevel.isEqualOrHigherThan(this.level)) {
final String logMsg = supplier.get();
final String outputMessage = fixMessage(msgLevel, logMsg, throwable);
output(outputMessage);
if (!listeners.isEmpty()) {
final LoggerEvent loggerEvent = new LoggerEventImpl(msgLevel, name, outputMessage);
listeners.forEach(l -> l.accept(loggerEvent));
}
}
}
private String fixMessage(Level level, String msg, Throwable throwable) {
final StringBuilder sb = new StringBuilder(formatter.apply(level, name, msg));
if (NO_THROWABLE != throwable) {
final StringWriter writer = new StringWriter();
final PrintWriter pipe = new PrintWriter(writer);
throwable.printStackTrace(pipe);
sb.append("\n").append(writer.toString());
}
return sb.toString();
}
private final static Throwable NO_THROWABLE = null;
}