@Test void testGetRootCause() { ServletException exception = new ServletException(); assertNull(exception.getRootCause()); }
public Throwable getRootCause() { return rootCause; }
ServletException extends Exception { public Throwable getRootCause() { return rootCause; } }
ServletException extends Exception { public Throwable getRootCause() { return rootCause; } ServletException();  ServletException(String message);  ServletException(String message, Throwable rootCause);  ServletException(Throwable rootCause); }
ServletException extends Exception { public Throwable getRootCause() { return rootCause; } ServletException();  ServletException(String message);  ServletException(String message, Throwable rootCause);  ServletException(Throwable rootCause); Throwable getRootCause(); }
ServletException extends Exception { public Throwable getRootCause() { return rootCause; } ServletException();  ServletException(String message);  ServletException(String message, Throwable rootCause);  ServletException(Throwable rootCause); Throwable getRootCause();  }