PurgeUtilityHTMLLayout.java 文件源码

public String format( LoggingEvent event ) {

    Level logLevel = event.getLevel();
    if ( sbuf.capacity() > MAX_CAPACITY ) {
      sbuf = new StringBuffer( BUF_SIZE );
    } else {
      sbuf.setLength( 0 );
    }

    if ( showTimeColumn() ) {
      DateFormat df = new SimpleDateFormat( "MM/dd/yyyy HH:mm:ss" );
      Date date = new Date();
      date.setTime( event.timeStamp );
      String time = null;
      try {
        time = df.format( date );
      } catch ( Exception ex ) {
        LogLog.error( "Error occured while converting date.", ex );
      }

      sbuf.append( Layout.LINE_SEP + "<tr>" + Layout.LINE_SEP );

      sbuf.append( "<td>" );
      sbuf.append( Transform.escapeTags( time ) );
      sbuf.append( "</td>" + Layout.LINE_SEP );
    }

    sbuf.append( "<td title=\"Purge File/Folder\">" );
    sbuf.append( Transform.escapeTags( MDC.get( PurgeUtilityLog.FILE_KEY ) ) );
    sbuf.append( "</td>" + Layout.LINE_SEP );

    if ( showLevelColumn() ) {
      sbuf.append( "<td title=\"Level\">" );
      if ( logLevel.equals( Level.DEBUG ) ) {
        sbuf.append( "<font color=\"#339933\">" );
        sbuf.append( Transform.escapeTags( String.valueOf( event.getLevel() ) ) );
        sbuf.append( "</font>" );
      } else if ( logLevel.isGreaterOrEqual( Level.WARN ) ) {
        sbuf.append( "<font color=\"#993300\"><strong>" );
        sbuf.append( Transform.escapeTags( String.valueOf( event.getLevel() ) ) );
        sbuf.append( "</strong></font>" );
      } else {
        sbuf.append( Transform.escapeTags( String.valueOf( event.getLevel() ) ) );
      }
      sbuf.append( "</td>" + Layout.LINE_SEP );
    }

    if ( showCodeLineColumn() ) {
      LocationInfo locInfo = event.getLocationInformation();
      sbuf.append( "<td>" );
      sbuf.append( Transform.escapeTags( MDC.get( PurgeUtilityLogger.CODE_LINE ) ) );
      // sbuf.append( Transform.escapeTags( locInfo.getFileName() ) );
      // sbuf.append( ':' );
      // sbuf.append( locInfo.getLineNumber() );
      sbuf.append( "</td>" + Layout.LINE_SEP );
    }

    sbuf.append( "<td title=\"Message\">" );
    sbuf.append( Transform.escapeTags( event.getRenderedMessage() ) );
    sbuf.append( "</td>" + Layout.LINE_SEP );
    sbuf.append( "</tr>" + Layout.LINE_SEP );

    if ( event.getNDC() != null ) {
      sbuf.append( "<tr><td bgcolor=\"#EEEEEE\" style=\"font-size : "
          + "xx-small;\" colspan=\"6\" title=\"Nested Diagnostic Context\">" );
      sbuf.append( "NDC: " + Transform.escapeTags( event.getNDC() ) );
      sbuf.append( "</td></tr>" + Layout.LINE_SEP );
    }

    String[] s = event.getThrowableStrRep();
    if ( s != null ) {
      sbuf.append( "<tr><td bgcolor=\"#993300\" style=\"color:White; font-size : xx-small;\" colspan=\"6\">" );
      appendThrowableAsHTML( s, sbuf );
      sbuf.append( "</td></tr>" + Layout.LINE_SEP );
    }

    return sbuf.toString();
  }