public RunConfigurationExecutor getExecutor( String type ) {
    RunConfigurationProvider runConfigurationProvider = getProvider( type );
    if ( runConfigurationProvider != null ) {
      return runConfigurationProvider.getExecutor();
    }
    return null;
  }
@Test
  public void testGetExecutor() {
    DefaultRunConfigurationExecutor defaultRunConfigurationExecutor =
      (DefaultRunConfigurationExecutor) executionConfigurationManager.getExecutor( DefaultRunConfiguration.TYPE );
    assertNotNull( defaultRunConfigurationExecutor );
  }