levelhandler.java

来自「RESIN 3.2 最新源码」· Java 代码 · 共 84 行

/*
 * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source 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.
 *
 * Resin Open Source 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, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Scott Ferguson
 */

package com.caucho.log;

import java.util.logging.Handler;
import java.util.logging.Level;
import java.util.logging.LogRecord;

/**
 * Wrapper for a level-based handler.
 */
public class LevelHandler extends Handler {
  private final int _level;
  private final Handler []_handlers;

  public LevelHandler(Level level, Handler []handlers)
  {
    _level = level.intValue();
    _handlers = handlers;
  }

  /**
   * Publishes the record.
   */
  public void publish(LogRecord record)
  {
    int recordLevel = record.getLevel().intValue();

    if (recordLevel < _level)
      return;

    for (int i = 0; i < _handlers.length; i++) {
      Handler handler = _handlers[i];

      if (_level <= handler.getLevel().intValue())
	handler.publish(record);
    }
  }

  /**
   * Flush the handler.
   */
  public void flush()
  {
    for (int i = 0; i < _handlers.length; i++) {
      Handler handler = _handlers[i];

      if (_level <= handler.getLevel().intValue())
	handler.flush();
    }
  }

  public void close()
  {
  }
}