try {
            final URLConnection connection = url.openConnection();
            connection.setUseCaches(false);
            return connection.getInputStream();
        } catch (final IOException e) {
            throw new IORuntimeException(e);
        }
    }

    /**
     * Returns a {@link URLConnection} object that represents a connection to the remote object referred to by the URL.

    }

    public void test_preprocessUri_null() {
        try {
            fsClient.preprocessUri(null);
            fail();
        } catch (final CrawlerSystemException e) {}
        try {
            fsClient.preprocessUri("");
            fail();
        } catch (final CrawlerSystemException e) {}
    }

    public void test_doHead_file() throws Exception {

    try {
      assertFalse(
          "removeAll(emptyCollection) should return false or throw "
              + "UnsupportedOperationException",
          collection.removeAll(MinimalCollection.of()));
    } catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
  }

  @CollectionFeature.Require(absent = SUPPORTS_REMOVE)
  public void testRemoveAll_unsupportedNonePresent() {
    try {

    try {
      getMap().replace(k3(), null);
    } catch (NullPointerException tolerated) {
      // permitted not to throw because it would be a no-op
    }
    expectUnchanged();
  }

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_KEY_QUERIES)
  public void testReplace_absentNullKeyUnsupported() {
    try {
      getMap().replace(null, v3());
    } catch (NullPointerException tolerated) {

        try {
          result = invokeMethod(request.methodName, request.arguments);
        } catch (ThreadDeath death) {
          return;
        } catch (InvocationTargetException exception) {
          responseQueue.put(new Response(request.methodName, null, exception.getTargetException()));
          continue;
        } catch (Throwable throwable) {
          responseQueue.put(new Response(request.methodName, null, throwable));

          }

          try {
            trimToSize()
          } catch (_: IOException) {
            mostRecentTrimFailed = true
          }

          try {
            if (journalRebuildRequired()) {
              rebuildJournal()
              redundantOpCount = 0
            }
          } catch (_: IOException) {
            mostRecentRebuildFailed = true

                    }
                    return this.treeHandle;

                } catch (InterruptedException ie) {
                    Thread.currentThread().interrupt();
                    throw new SmbException("Connection retry interrupted", ie);
                } catch (CIFSException retryException) {
                    log.debug("Connection retry also failed", retryException);

        TestScriptEngine engine = new TestScriptEngine();
        try {
            scriptEngineFactory.add(null, engine);
            fail("Should throw IllegalArgumentException for null name");
        } catch (IllegalArgumentException e) {
            assertEquals("name or scriptEngine is null.", e.getMessage());
        }
    }

    // Test add method with null engine
    public void test_add_nullEngine() {
        try {

                request.path = '\\' + session.transport().tconHostName + '\\' + share + request.path;
            }
            try {
                session.send(request, response);
            } catch (final SmbException se) {
                if (se.getNtStatus() == NtStatus.NT_STATUS_NETWORK_NAME_DELETED) {
                    /* Someone removed the share while we were

                        IOUtils.copy(bodyStream, out);
                        out.flush();
                    }
                }

                actionListener.accept(connection);
            } catch (final Exception e) {
                exceptionListener.accept(new CurlException("Failed to access to " + url, e));
            } finally {
                if (connection != null) {
                    connection.disconnect();