src/main/java/org/mariadb/jdbc/util/log/JdkLogger.java

// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (c) 2012-2014 Monty Program Ab
// Copyright (c) 2015-2021 MariaDB Corporation Ab

package org.mariadb.jdbc.util.log;

import java.util.logging.Level;
import java.util.regex.Matcher;

/** Logger using standard java logging */
public class JdkLogger implements Logger {

  /** logger implementation */
  private final java.util.logging.Logger logger;

  /**
   * Constructor
   *
   * @param logger java logger
   */
  public JdkLogger(java.util.logging.Logger logger) {
    this.logger = logger;
  }

  @Override
  public String getName() {
    return logger.getName();
  }

  @Override
  public boolean isTraceEnabled() {
    return logger.isLoggable(Level.FINEST);
  }

  @Override
  public void trace(String msg) {
    logger.log(Level.FINEST, msg);
  }

  @Override
  public void trace(String format, Object... arguments) {
    logger.log(Level.FINEST, format(format, arguments));
  }

  @Override
  public void trace(String msg, Throwable t) {
    logger.log(Level.FINEST, msg, t);
  }

  @Override
  public boolean isDebugEnabled() {
    return logger.isLoggable(Level.FINE);
  }

  @Override
  public void debug(String msg) {
    logger.log(Level.FINE, msg);
  }

  @Override
  public void debug(String format, Object... arguments) {
    logger.log(Level.FINE, format(format, arguments));
  }

  @Override
  public void debug(String msg, Throwable t) {
    logger.log(Level.FINE, msg, t);
  }

  @Override
  public boolean isInfoEnabled() {
    return logger.isLoggable(Level.INFO);
  }

  @Override
  public void info(String msg) {
    logger.log(Level.INFO, msg);
  }

  @Override
  public void info(String format, Object... arguments) {
    logger.log(Level.INFO, format(format, arguments));
  }

  @Override
  public void info(String msg, Throwable t) {
    logger.log(Level.INFO, msg, t);
  }

  @Override
  public boolean isWarnEnabled() {
    return logger.isLoggable(Level.WARNING);
  }

  @Override
  public void warn(String msg) {
    logger.log(Level.WARNING, msg);
  }

  @Override
  public void warn(String format, Object... arguments) {
    logger.log(Level.WARNING, format(format, arguments));
  }

  @Override
  public void warn(String msg, Throwable t) {
    logger.log(Level.WARNING, msg, t);
  }

  @Override
  public boolean isErrorEnabled() {
    return logger.isLoggable(Level.SEVERE);
  }

  @Override
  public void error(String msg) {
    logger.log(Level.SEVERE, msg);
  }

  @Override
  public void error(String format, Object... arguments) {
    logger.log(Level.SEVERE, format(format, arguments));
  }

  @Override
  public void error(String msg, Throwable t) {
    logger.log(Level.SEVERE, msg, t);
  }

  final String format(String from, Object... arguments) {
    if (from != null) {
      String computed = from;
      for (Object argument : arguments) {
        computed =
            computed.replaceFirst("\\{}", Matcher.quoteReplacement(String.valueOf(argument)));
      }
      return computed;
    }
    return null;
  }
}