protected boolean configure()

in contribs/ThomasFenner/JDBCAppender.java [509:568]
51 lines of code
14 McCabe index (conditional complexity)

	protected boolean configure()
	{
		if(configured) return true;

		if(!connected)
		{
      	if((connection_class == null) && (url == null || username == null || password == null))
			{
				errorHandler.error("JDBCAppender::configure(), Missing database-options or connector-option !");
				return false;
         }

         try
         {
				connect();
         }
         catch(Exception e)
         {
         	connection_class = null;
            url = null;
				errorHandler.error("JDBCAppender::configure(), " + e);
            return false;
         }
		}

		if(sql == null && table == null)
		{
			errorHandler.error("JDBCAppender::configure(), No SQL_OPTION or TABLE_OPTION given !");
			return false;
		}

		if(!jlogger.isConfigured())
		{
			try
         {
         	jlogger.setConnection(con);

         	if(sql == null)
            {
	         	jlogger.configureTable(table);
            }
            else jlogger.configureSQL(sql);
         }
         catch(Exception e)
         {
	         errorHandler.error("JDBCAppender::configure(), " + e);
         	return false;
         }
		}

      //Default Message-Layout
      if(layout == null)
      {
      	layout = new PatternLayout("%m");
      }

      configured = true;

		return true;
	}