/*
* StatsTracker.java - This file is part of the Jakstab project.
* Copyright 2007-2015 Johannes Kinder <jk@jakstab.org>
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, see <http://www.gnu.org/licenses/>.
*/
package org.jakstab;
import java.util.HashMap;
import java.util.Map;
import org.jakstab.util.Logger;
/**
* Simple statistics tracker
*/
public class StatsTracker {
private static class SingletonHolder {
public static final StatsTracker INSTANCE = new StatsTracker();
}
public static StatsTracker getInstance() {
return SingletonHolder.INSTANCE;
}
private StringBuffer statsBuilder;
private Map<String, String> namedVals;
private final Logger logger;
private StatsTracker() {
super();
logger = Logger.getLogger(StatsTracker.class);
statsBuilder = new StringBuffer();
namedVals = new HashMap<String, String>();
}
public void record(Object obj) {
statsBuilder.append(obj);
statsBuilder.append(',');
}
public void record(String type, Object obj) {
namedVals.put(type, obj.toString());
}
public void print() {
for (Map.Entry<String, String> entry : namedVals.entrySet()) {
record(entry.getValue());
}
logger.fatal(statsBuilder.toString());
}
}