simplefilelogger.java

一个开源的组件

/*
 * SimpleFileLogger.java
 *
 * Created on 25. April 2007, 12:48
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package org.xvolks.jnative.logging;

import java.util.logging.*;
import org.xvolks.jnative.JNative;

/**
 *
 * @author osthop
 */
public class SimpleFileLogger extends AbstractLogger {

    private Logger logger = null;
    
    private class FileLogger extends Logger {
        private FileHandler fh = null;
        
        public FileLogger(String name, String resourceBundleName) {
            super(name, resourceBundleName);
            try { 
                fh = new FileHandler(getName()+".log", true); 
                fh.setFormatter(new SimpleFormatter()); 
                addHandler(fh); 
                setLevel(Level.ALL);  
            } 
            catch (Exception e) 
            { 
                e.printStackTrace();
            }
        }        
    }
    
    /** Creates a new instance of SimpleFileLogger */
    private SimpleFileLogger() {
        logger = new FileLogger(null,null);
    }
    private SimpleFileLogger(String name) {
        logger = new FileLogger(name,null);
    }
   
    public static JNativeLogger getInstance(Class clazz) {
        return getInstance(clazz.getSimpleName());
    }    
    public static JNativeLogger getInstance(String name) {
        JNativeLogger logger = null;
        if(!loggers.containsKey(name)) {
            logger = new SimpleFileLogger(name);
            loggers.put(name, logger);
        } else {
            logger = (JNativeLogger)loggers.get(name);
        }
        return logger;
    }
    
    public void log(Object message) {
        if(!JNative.isLogginEnabled())
            return;
        
        if(message != null)
            logger.log(Level.ALL, message.toString());
    }
    
	public void log(SEVERITY severity, Object message) {
		log(message);
	}    
}