TestWasClosed.java

public class TestWasClosed {
  
    public B() throws IOException {
      //throw new IOException("and me?");
    }
    @Override
    public void close() throws Exception {
      throw new IOException("nope");
    }
  }


  /**
   * main: writes tapes after tape (until EXIT_AFTER_NEXT_FULL_TAPE_FILENAME comes into existence)
   */
  public static void main(String[] args) throws Throwable {
    try (B b  = new B()) {

      int bb = 3;
      int c = 3;
      //throw new IOException("what abouot me?");
    }catch (IOException moi) {
      int currentLine = new Throwable().getStackTrace()[0].getLineNumber();
      String currentFilename = new Throwable().getStackTrace()[0].getFileName();
      boolean exceptionWasDuringClose = Stream.of(moi.getStackTrace()).anyMatch(l -> l.getFileName().equals(currentFilename) && l.getLineNumber() == currentLine - 1);
      if (exceptionWasDuringClose) {
        int f = 3;
      }
    }
  }
}

nice work