try {
            provider.provide(null);
            fail("Should throw exception for null classification name");
        } catch (ProvidedClassificationNotFoundException e) {
            // expected
            assertTrue(e.getMessage().contains("Not found the classification: null"));
        } catch (NullPointerException e) {
            // Also acceptable if null is not handled explicitly
        }
    }

    }

    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        String message = "Throw and catch test";

        try {
            throw new SearchEngineClientException(message);
        } catch (SearchEngineClientException e) {
            assertEquals(message, e.getMessage());
            assertNull(e.getCause());
        }
    }

    try {
      method.invoke(target, checkNotNull(event));
    } catch (IllegalArgumentException e) {
      throw new Error("Method rejected target/argument: " + event, e);
    } catch (IllegalAccessException e) {
      throw new Error("Method became inaccessible: " + event, e);
    } catch (InvocationTargetException e) {
      if (e.getCause() instanceof Error) {
        throw (Error) e.getCause();

                        } catch (final Exception ex) {}
                        if (handlerClass == null) {
                            handlerClass = ClassLoader.getSystemClassLoader().loadClass(className);
                        }
                        handler = (URLStreamHandler) handlerClass.newInstance();
                        break;
                    } catch (final Exception ex) {}
                }

      val byteRead = inputStream.read()
      // OpenJDK behavior: end of stream.
      assertThat(byteRead).isEqualTo(-1)
    } catch (e: ProtocolException) {
      // On Android, HttpURLConnection is implemented by OkHttp v2. OkHttp
      // treats an incomplete response body as a ProtocolException.
    } catch (ioe: IOException) {
      // Change in https://bugs.openjdk.org/browse/JDK-8335135

        // After 3 failures, account should be locked
        try {
            rateLimiter.checkAttempt(username, ip);
            fail("Should throw SmbException for locked account");
        } catch (SmbException e) {
            assertTrue(e.getMessage().contains("locked out"), "Should indicate account lockout");
        }
    }

    @Test
    public void testIpRateLimit() throws Exception {

                try (SmbFileHandle h = ensureOpen()) {}
                this.openFlags &= ~(SmbConstants.O_CREAT | SmbConstants.O_TRUNC);
            }

            init(th);
        } catch (final CIFSException e) {
            throw SmbException.wrap(e);
        }
    }

    /**
     * @throws SmbException
     *
     */

        try {
            ftpInfo = new FtpClient.FtpInfo(null, Constants.UTF_8);
            fail();
        } catch (CrawlingAccessException e) {
            // ignore
        }

        try {
            ftpInfo = new FtpClient.FtpInfo("", Constants.UTF_8);
            fail();
        } catch (CrawlingAccessException e) {
            // ignore
        }

        try {

      cancel(false);
      return;
    } catch (ExecutionException e) {
      // Set the cause of the exception as this future's exception.
      setException(e.getCause());
      return;
    } catch (Exception e) { // sneaky checked exception
      // Bug in inputFuture.get(). Propagate to the output Future so that its consumers don't hang.
      setException(e);
      return;
    } catch (Error e) {
      /*

   */
  static long toNanosSaturated(Duration duration) {
    // Using a try/catch seems lazy, but the catch block will rarely get invoked (except for
    // durations longer than approximately +/- 292 years).
    try {
      return duration.toNanos();
    } catch (ArithmeticException tooBig) {
      return duration.isNegative() ? Long.MIN_VALUE : Long.MAX_VALUE;
    }
  }