package org.jaudiotagger.logging;

import java.io.PrintWriter;
import java.io.StringWriter;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.logging.Formatter;
import java.util.logging.LogRecord;

/**
 * For Formatting log output
 * <p/>
 * <p>This is not required by jaudiotagger, but its advantage over the default formatter is that all the format for a log
 * entry is on one line, making it much easier to read. To use this formatter with your code edit loggin.properties
 * within your jre/lib folder and  modify as follows
 * e.g java.util.logging.ConsoleHandler.formatter = org.jaudiotagger.logging.LogFormatter </p>
 */
public final class LogFormatter extends Formatter
{
    private boolean isObsfucated = false;
    public static final String ACTION_PERFORMED = "actionPerformed";

    // Line separator string.  This is the value of the line.separator
    // property at the moment that the SimpleFormatter was created.
    private final String lineSeparator = (String) java.security.AccessController.doPrivileged(new sun.security.action.
            GetPropertyAction("line.separator"));

    private final SimpleDateFormat sfDateOut = new SimpleDateFormat("dd/MM/yyyy HH.mm.ss:");
    private final Date date = new Date();

    public LogFormatter()
    {

    }

    public final String format(final LogRecord record)
    {
        final StringBuffer sb = new StringBuffer();

        date.setTime(record.getMillis());

        sb.append(sfDateOut.format(date));

        String recordName;

        if (record.getSourceClassName() != null)
        {
            recordName = record.getSourceClassName() + ":" + record.getSourceMethodName();
        }
        else
        {
            recordName = record.getLoggerName() + ":";
        }
        if (recordName != null)
        {
            sb.append(recordName);
            sb.append(":");
        }
        final String message = formatMessage(record);
        sb.append(record.getLevel().getLocalizedName());
        sb.append(": ");
        sb.append(message);
        sb.append(lineSeparator);

        if (record.getThrown() != null)
        {
            try
            {
                final StringWriter sw = new StringWriter();
                final PrintWriter pw = new PrintWriter(sw);
                record.getThrown().printStackTrace(pw);
                pw.close();
                sb.append(sw.toString());
            }
            catch (Exception ex)
            {
            }
        }
        return sb.toString();
    }

    public static final String IDENT = "$Id: LogFormatter.java 836 2009-11-12 15:44:07Z paultaylor $";
}