ConsoleLoggingFormatter.java

/*
 * Copyright 2006-2015 The MZmine 3 Development Team
 * 
 * This file is part of MZmine 3.
 * 
 * MZmine 3 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 2 of the
 * License, or (at your option) any later version.
 * 
 * MZmine 3 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 MZmine 3; if not,
 * write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
 * USA
 */

package io.github.mzmine.util;

import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.logging.Formatter;
import java.util.logging.LogRecord;

/**
 * Console log formatter
 */
public class ConsoleLoggingFormatter extends Formatter {

  private static final DateFormat format = new SimpleDateFormat("H:mm:ss");
  private static final String lineSep = System.getProperty("line.separator");

  public String format(LogRecord record) {

    String loggerNameElements[] = record.getLoggerName().split("\\.");
    String loggerName = loggerNameElements[loggerNameElements.length - 1];

    StringBuilder output = new StringBuilder(512);
    Date eventTime = new Date(record.getMillis());

    output.append("[");
    output.append(format.format(eventTime));
    output.append('|');
    output.append(record.getLevel());
    output.append('|');
    output.append(loggerName);
    output.append("]: ");
    output.append(record.getMessage());

    if (record.getThrown() != null) {
      output.append("(");
      output.append(record.getThrown().toString());

      Object[] stackTrace = record.getThrown().getStackTrace();
      if (stackTrace.length > 0) {
        output.append("@");
        output.append(stackTrace[0].toString());
      }

      output.append(")");
    }

    output.append(lineSep);

    return output.toString();
  }

}