code: public String doEditClasspath()
      {
      	try
          {
      		selectedRunner = getService().getRunner(selectedRunnerName);
              selectedRunner.setClasspaths(ClasspathSet.parse(classpath));
              getService().updateRunner(selectedRunnerName, selectedRunner);
          }
          catch (GreenPepperServerException e)
          {
              addActionError(e.getId());
          }
  
          return doGetRunners();
      }
docs: <p>doEditClasspath.</p>
  
  @return a {@link java.lang.String} object.