private static void clearBreadcrumb(Thread t){
  String name=t.getName();
  int i=name.indexOf(CommonBreadcrumbStart);
  if (i >= 0) {
    t.setName(name.substring(0,i));
  }
}

private static void clearBreadcrumb ( Thread t ) { String name = t . getName ( ) ; int i = name . indexOf ( CommonBreadcrumbStart ) ; if ( i >= 0 ) { t . setName ( name . substring ( 0 , i ) ) ; } }
clears the breadcrumb from the name of the given thread
