docs: public void execute()
  			throws BuildException
  	{
  		try
  		{
  			verboseHeaderToLog();
  
  			List<String> args = buildCommandLine();
  
  			verboseCommandLineToLog(args);
  
  			doRun(args);
  
  		}
          catch (BuildException ex) {
              throw ex;
          }
  		catch (Exception ex)
  		{
  			throw new BuildException("AntTaskRunner", ex);
  		}
  	}