Logger.java

/*
 * Copyright (c) 2014, Paessler AG <support@paessler.com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors
 *    may be used to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package com.paessler.prtg.jmx;

import java.io.PrintWriter;
import java.io.StringWriter;

import javax.servlet.ServletContext;

import com.paessler.prtg.util.StringUtility;

// TODO This is very lazy
public class Logger {
	protected static ServletContext context;
	public static void initLogger(ServletContext srvrlcontext){
		context = srvrlcontext;
	}
    public static void log(String message, Exception e) {
    	StringWriter target = new StringWriter();
    	target.append(message+StringUtility.NewLine);
    	e.printStackTrace(new PrintWriter(target));
    	log(target.toString());
    }
    public static void log(String message) {
        if (context != null) {
            context.log(message);
        } else {
            System.out.println(message);
        }
    }
    public static void info(String message) {
        if (context != null) {
            context.log(message);
        } else {
            System.out.println(message);
        }
    }
}