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/**
* Copyright (C) 1995-2015 levigo holding gmbh.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
package com.levigo.jbig2.util.log;
import java.util.Iterator;
import com.levigo.jbig2.util.ServiceLookup;
/**
* Retrieves a {@link Logger} via registered {@link LoggerBridge} through META-INF/services lookup.
*/
public class LoggerFactory {
private static LoggerBridge loggerBridge;
private static ClassLoader clsLoader;
public static Logger getLogger(Class> cls, ClassLoader clsLoader) {
if (null == loggerBridge) {
final ServiceLookup serviceLookup = new ServiceLookup();
final Iterator loggerBridgeServices = serviceLookup.getServices(LoggerBridge.class, clsLoader);
if (!loggerBridgeServices.hasNext()) {
throw new IllegalStateException("No implementation of " + LoggerBridge.class
+ " was avaliable using META-INF/services lookup");
}
loggerBridge = loggerBridgeServices.next();
}
return loggerBridge.getLogger(cls);
}
public static Logger getLogger(Class> cls) {
return getLogger(cls, clsLoader != null ? clsLoader : LoggerBridge.class.getClassLoader());
}
public static void setClassLoader(ClassLoader clsLoader) {
LoggerFactory.clsLoader = clsLoader;
}
}