Method format

java/org/apache/juli/JdkLoggerFormatter.java:68–134

(LogRecord record)

    public static final int LOG_LEVEL_FATAL = 1000;

    @Override
    public String format(LogRecord record) {
        Throwable t = record.getThrown();
        int level = record.getLevel().intValue();
        String name = record.getLoggerName();
        long time = record.getMillis();
        String message = formatMessage(record);

        if (name == null) {
            name = "";
        }
        if (name.indexOf('.') >= 0) {
            name = name.substring(name.lastIndexOf('.') + 1);
        }

        // Use a string buffer for better performance
        StringBuilder buf = new StringBuilder();

        buf.append(time);

        // Append a readable representation of the log level.
        switch (level) {
            case LOG_LEVEL_TRACE:
                buf.append(" T ");
                break;
            case LOG_LEVEL_DEBUG:
                buf.append(" D ");
                break;
            case LOG_LEVEL_INFO:
                buf.append(" I ");
                break;
            case LOG_LEVEL_WARN:
                buf.append(" W ");
                break;
            case LOG_LEVEL_ERROR:
                buf.append(" E ");
                break;
            // case : buf.append(" F "); break;
            default:
                buf.append("   ");
        }

        // Append the name of the log instance if so configured
        buf.append(name);
        buf.append(' ');

        // pad to 20 chars
        buf.append(" ".repeat(Math.max(0, 20 - (name.length() + 1))));

        // Append the message
        buf.append(LogUtil.escape(message));

        // Append stack trace if not null
        if (t != null) {
            buf.append(System.lineSeparator());

            java.io.StringWriter sw = new java.io.StringWriter(1024);
            java.io.PrintWriter pw = new java.io.PrintWriter(sw);