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/*
* JBoss, Home of Professional Open Source.
* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* 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.
*/
package org.jboss.modules.log;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.net.URL;
import org.jboss.modules.Main;
import org.jboss.modules.Module;
import org.jboss.modules.ModuleLoader;
/**
* A {@link ModuleLogger} which logs to a JDK logging category.
*
* @author David M. Lloyd
*/
public final class JDKModuleLogger implements ModuleLogger {
private static final Level TRACE;
private static final Level DEBUG;
private static final Level WARN;
static {
Level trace;
Level debug;
Level warn;
try {
trace = Level.parse("TRACE");
} catch (IllegalArgumentException ignored) {
trace = Level.FINEST;
}
try {
debug = Level.parse("DEBUG");
} catch (IllegalArgumentException ignored) {
debug = Level.FINE;
}
try {
warn = Level.parse("WARN");
} catch (IllegalArgumentException ignored) {
warn = Level.WARNING;
}
TRACE = trace;
DEBUG = debug;
WARN = warn;
}
@SuppressWarnings({ "NonConstantLogger" })
private final Logger logger;
@SuppressWarnings({ "NonConstantLogger" })
private final Logger defineLogger;
@SuppressWarnings({ "NonConstantLogger" })
private final Logger jaxpLogger;
/**
* Construct a new instance.
*
* @param logger the main logger to write to
* @param defineLogger the main logger to write class-define-related trace messages to
* @deprecated Use {@link #JDKModuleLogger(String)} instead.
*/
@Deprecated
public JDKModuleLogger(final Logger logger, final Logger defineLogger) {
this(logger, defineLogger, logger);
}
private JDKModuleLogger(final Logger logger, final Logger defineLogger, final Logger jaxpLogger) {
this.logger = logger;
this.defineLogger = defineLogger;
this.jaxpLogger = jaxpLogger;
}
/**
* Construct a new instance.
*
* @param category the name of the logger category to write to
*/
public JDKModuleLogger(final String category) {
this(Logger.getLogger(category), Logger.getLogger(category + ".define"), Logger.getLogger(category + ".jaxp"));
}
/**
* Construct a new instance using the category {@code org.jboss.modules}.
*/
public JDKModuleLogger() {
this("org.jboss.modules");
}
private void doLog(final Logger logger, final Level level, final String str, final Throwable t) {
try {
final ModuleLogRecord rec = new ModuleLogRecord(level, str);
rec.setLoggerName(logger.getName());
if (t != null) rec.setThrown(t);
logger.log(rec);
} catch (Throwable ignored) {
}
}
/** {@inheritDoc} */
public void trace(final String message) {
doLog(logger, TRACE, message, null);
}
/** {@inheritDoc} */
public void trace(final String format, final Object arg1) {
if (logger.isLoggable(TRACE)) {
doLog(logger, TRACE, String.format(format, arg1), null);
}
}
/** {@inheritDoc} */
public void trace(final String format, final Object arg1, final Object arg2) {
if (logger.isLoggable(TRACE)) {
doLog(logger, TRACE, String.format(format, arg1, arg2), null);
}
}
/** {@inheritDoc} */
public void trace(final String format, final Object arg1, final Object arg2, final Object arg3) {
if (logger.isLoggable(TRACE)) {
doLog(logger, TRACE, String.format(format, arg1, arg2, arg3), null);
}
}
/** {@inheritDoc} */
public void trace(final String format, final Object... args) {
if (logger.isLoggable(TRACE)) {
doLog(logger, TRACE, String.format(format, (Object[]) args), null);
}
}
/** {@inheritDoc} */
public void trace(final Throwable t, final String message) {
doLog(logger, TRACE, message, t);
}
/** {@inheritDoc} */
public void trace(final Throwable t, final String format, final Object arg1) {
if (logger.isLoggable(TRACE)) {
doLog(logger, TRACE, String.format(format, arg1), t);
}
}
/** {@inheritDoc} */
public void trace(final Throwable t, final String format, final Object arg1, final Object arg2) {
if (logger.isLoggable(TRACE)) {
doLog(logger, TRACE, String.format(format, arg1, arg2), t);
}
}
/** {@inheritDoc} */
public void trace(final Throwable t, final String format, final Object arg1, final Object arg2, final Object arg3) {
if (logger.isLoggable(TRACE)) {
doLog(logger, TRACE, String.format(format, arg1, arg2, arg3), t);
}
}
/** {@inheritDoc} */
public void trace(final Throwable t, final String format, final Object... args) {
if (logger.isLoggable(TRACE)) {
doLog(logger, TRACE, String.format(format, (Object[]) args), t);
}
}
/** {@inheritDoc} */
public void greeting() {
doLog(logger, Level.INFO, String.format("JBoss Modules version %s", Main.getVersionString()), null);
}
/** {@inheritDoc} */
public void moduleDefined(final String name, final ModuleLoader moduleLoader) {
if (logger.isLoggable(DEBUG)) {
doLog(logger, DEBUG, String.format("Module %s defined by %s", name, moduleLoader), null);
}
}
public void classDefineFailed(final Throwable throwable, final String className, final Module module) {
if (defineLogger.isLoggable(WARN)) {
doLog(defineLogger, WARN, String.format("Failed to define class %s in %s", className, module), throwable);
}
}
public void classDefined(final String name, final Module module) {
if (defineLogger.isLoggable(TRACE)) {
doLog(defineLogger, TRACE, String.format("Defined class %s in %s", name, module), null);
}
}
public void providerUnloadable(String name, ClassLoader loader) {
if (defineLogger.isLoggable(DEBUG)) {
doLog(defineLogger, DEBUG, String.format("Could not load provider %s in %s", name, loader), null);
}
}
@Override
public void jaxpClassLoaded(final Class jaxpClass, final Module module) {
if (jaxpLogger.isLoggable(TRACE)) {
doLog(jaxpLogger, TRACE, String.format("Loading JAXP %s from %s", jaxpClass, module), null);
}
}
@Override
public void jaxpResourceLoaded(final URL resourceURL, final Module module) {
if (jaxpLogger.isLoggable(TRACE)) {
doLog(jaxpLogger, TRACE, String.format("JAXP Resource %s loaded from module %s", resourceURL, module), null);
}
}
}
